Chemical Engineering Site https://chemicalengineeringsite.in/ For Chemical Engineers Thu, 16 Jul 2026 13:21:03 +0000 en-US hourly 1 https://wordpress.org/?v=7.0.2 Chemical Engineering Jobs Digest July 2026 https://chemicalengineeringsite.in/chemical-engineering-jobs-digest-july-2026/ Thu, 16 Jul 2026 13:20:58 +0000 https://chemicalengineeringsite.in/?p=4426 Explore 600+ Jobs for Chemical Engineers at various locations for Fresher’s as well as Experienced. The vacancies include those Shell, ExxonMobil, KBR, Huntsman, Air Products, The Hershey Company, FMC Corporation, Cabot Corporation, Moderna, Sanofi, OXY, Air Liquide, Johnson Matthey, Marathon Petroleum Corporation, Repsol, Mitsui Chemicals, 3M Company, Covestro AG, Dow, Honeywell, Larsen & Toubro, Procter […]

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]]> Explore 600+ Jobs for Chemical Engineers at various locations for Fresher’s as well as Experienced. The vacancies include those Shell, ExxonMobil, KBR, Huntsman, Air Products, The Hershey Company, FMC Corporation, Cabot Corporation, Moderna, Sanofi, OXY, Air Liquide, Johnson Matthey, Marathon Petroleum Corporation, Repsol, Mitsui Chemicals, 3M Company, Covestro AG, Dow, Honeywell, Larsen & Toubro, Procter & Gamble, Unilever, Technip Energies, Nayara Energy, Wood PLC, Topsoe, LyondellBasell, AkzoNobel, Pepsico, BASF, Dupont, PPG Industries, Chevron, Black & Veatch, AstraZeneca, GSK, Phillips 66, Jacobs, Roche Holding AG, Thermo Fisher Scientific etc.,

PositionExperienceEligibilityCompanyLocationSource Link
Intern – Chemical & Process EngineeringNAChemical EngineeringShellBintulu, MalaysiaClick for Details
Associate Engineer - DataDoc MgmtNAChemical EngineeringShellCHENNAI, IndiaClick for Details
Production ChemistNAChemical EngineeringShellLagos, NigeriaClick for Details
Shell Assessed InternshipNAChemical EngineeringShellCanadaClick for Details
Operations Support EngineerNAChemical EngineeringShellSarnia, CanadaClick for Details
Process Engineer - Sulphur RecoveryNAChemical EngineeringShellScotford, CanadaClick for Details
Associate Eng / Engineer - CMMSNAChemical EngineeringShellCHENNAI, IndiaClick for Details
Shell Graduate Program 2026 – MalaysiaNAChemical EngineeringShellSarawak, MalaysiaClick for Details
Technical Specialist - Cost EngineeringNAChemical EngineeringShellCHENNAI, IndiaClick for Details
Shell Graduate Programme 2026 - QatarNAChemical EngineeringShellDoha, QatarClick for Details
PCMO Technical CoachNAChemical EngineeringShellShanghai , ChinaClick for Details
Senior Project ManagerNAChemical EngineeringShellShanghai , ChinaClick for Details
Advanced Oilfield Chemicals Engineer (MIC Specialist)08 YearsChemical EngineeringExxonMobilBangalore,IndiaClick for Details
Chemical Engineer03 YearsChemical EngineeringExxonMobilKuala Lumpur,MalaysiaClick for Details
Advance Water and Wastewater Engineer10+ YearsChemical EngineeringExxonMobilKuala Lumpur,MalaysiaClick for Details
Production Planning Model Validation EngineerNAChemical EngineeringExxonMobilKuala Lumpur,MalaysiaClick for Details
Manufacturing Process Engineer03 - 05 YearsChemical EngineeringExxonMobilKuala Lumpur,MalaysiaClick for Details
Production Planning Optimization Engineer05 YearsChemical EngineeringExxonMobilKuala Lumpur,MalaysiaClick for Details
Advanced Process Control Applications Engineer01 - 02 YearsChemical EngineeringExxonMobilKuala Lumpur,MalaysiaClick for Details
KLTC Internship ProgramNAChemical EngineeringExxonMobilKuala Lumpur,MalaysiaClick for Details
Chemical Engineer03 YearsChemical EngineeringExxonMobilKuala Lumpur,MalaysiaClick for Details
Olefins Process Engineer03 - 10 YearsChemical EngineeringExxonMobilKuala Lumpur,MalaysiaClick for Details
Advanced Process Control Applications Engineer03 YearsChemical EngineeringExxonMobilKuala Lumpur,MalaysiaClick for Details
Business Development Manager (BDM)05 YearsChemical EngineeringExxonMobilBangalore,IndiaClick for Details
Project Manager10+ YearsChemical EngineeringExxonMobilBangalore,IndiaClick for Details
Process Engineer10 YearsChemical EngineeringExxonMobilKuala Lumpur,MalaysiaClick for Details
Core Blending Engineer05 YearsChemical EngineeringExxonMobilKuala Lumpur,MalaysiaClick for Details
Raw Materials Characterization EngineerNAChemical EngineeringExxonMobilKuala Lumpur,MalaysiaClick for Details
Global Hazard Communication Specialist01 YearsChemical EngineeringExxonMobilBangalore,IndiaClick for Details
Research Lab Technician02 YearsChemical EngineeringExxonMobilMachelen, BelgiumClick for Details
Hydroprocessing Engineer05 YearsChemical EngineeringExxonMobilKuala Lumpur,MalaysiaClick for Details
Advanced Reforming Process Engineer08 YearsChemical EngineeringExxonMobilKuala Lumpur,MalaysiaClick for Details
Material Synthesis & Characterization TechnologistNAChemical EngineeringExxonMobilTexas, United StatesClick for Details
Subsea Controls Engineer03 - 13 YearsChemical EngineeringExxonMobilBangalore,IndiaClick for Details
Venture Planning Advisor10+ YearsChemical EngineeringExxonMobilBangalore,IndiaClick for Details
Polymers Advanced MFG Process EngineerNAChemical EngineeringExxonMobilKuala Lumpur,MalaysiaClick for Details
Regulatory Affairs and compliance AdvisorNAChemical EngineeringExxonMobilBangalore,IndiaClick for Details
Package EngineerNAChemical EngineeringKBRNewark, DelawareClick for Details
Technical Safety EngineerNAChemical EngineeringKBRJakarta Raya, IndonesiaClick for Details
Lead Process EngineerNAChemical EngineeringKBREastern Region, Saudi ArabiaClick for Details
Lead Flow Assurance EngineerNAChemical EngineeringKBREastern Region, Saudi ArabiaClick for Details
Sr. Technical AdvisorNAChemical EngineeringKBRHouston, TexasClick for Details
Process EngineerNAChemical EngineeringKBRChennai, IndiaClick for Details
Process EngineerNAChemical EngineeringKBRChennai, IndiaClick for Details
Process EngineerNAChemical EngineeringKBRChennai, IndiaClick for Details
Process Lead Engineer - PetrochemicalNAChemical EngineeringKBRChennai, IndiaClick for Details
Vessel Analytical SpecialistNAChemical EngineeringKBRGurgaon, IndiaClick for Details
Sr. Technical AdvisorNAChemical EngineeringKBRChennai, IndiaClick for Details
Principal Account Representative, Business DevelopmentNAChemical EngineeringKBRPune, IndiaClick for Details
DG BOSS: Laboratory Analyst (Chemist) (FN)NAChemical EngineeringKBRDiego Garcia, British Indian Ocean TerritoryClick for Details
Solid Handling Engineer – Pneumatic & Mechanical Conveying SystemsNAChemical EngineeringKBRNewark, DelawareClick for Details
Senior Project Engineer - ProcessNAChemical EngineeringKBRLeatherhead,United KingdomClick for Details
HSE ManagerNAChemical EngineeringKBREastern Region, Saudi ArabiaClick for Details
HSE ManagerNAChemical EngineeringKBRSaudi Arabia, RabighClick for Details
HSE Manager/Safety ManagerNAChemical EngineeringKBRJubail, Saudi ArabiaClick for Details
Catalyst Product ManagerNAChemical EngineeringKBRTexas, United StatesClick for Details
Chemical Process EngineerNAChemical EngineeringHuntsmanOhio, United StatesClick for Details
Process EngineerNAChemical EngineeringHuntsmanTexas, United StatesClick for Details
Production ManagerNAChemical EngineeringHuntsmanCavazzona, ItalyClick for Details
Application Development EngineerNAChemical EngineeringHuntsmanTexas, United StatesClick for Details
Process Development EngineerNAChemical EngineeringHuntsmanLos Angeles, United StatesClick for Details
Project EngineerNAChemical EngineeringHuntsmanDuxford, United KingdomClick for Details
Lab InternNAChemical EngineeringHuntsmanShanghai,ChinaClick for Details
Technical Service Representative – TPUNAChemical EngineeringHuntsmanNew Hampshire, United StatesClick for Details
EHS SpecialistNAChemical EngineeringHuntsmanPetfurdo, HungaryClick for Details
Production ManagerNAChemical EngineeringHuntsmanLos Angeles, United StatesClick for Details
Technical Services Lab ManagerNAChemical EngineeringHuntsmanTexas, United StatesClick for Details
New Business Development Manager (Remote)NAChemical EngineeringHuntsmanMichigan, United StatesClick for Details
Marketing ManagerNAChemical EngineeringHuntsmanTexas, United StatesClick for Details
CE EngineerNAChemical EngineeringAir ProductsPasir Gudang,MalaysiaClick for Details
Process EngineerNAChemical EngineeringAir ProductsPennsylvania, United StatesClick for Details
OSC Production EngineerNAChemical EngineeringAir ProductsNanjing,ChinaClick for Details
Construction Safety EngineerNAChemical EngineeringAir ProductsNanke, TaiwanClick for Details
Product Engineer-PurificationNAChemical EngineeringAir ProductsChangzhi,ChinaClick for Details
Equipment Technology Project/Product EngineerNAChemical EngineeringAir ProductsPennsylvania, United StatesClick for Details
Process system engineerNAChemical EngineeringAir ProductsSeoul, South KoreaClick for Details
Graduate Program - Application Specialist Advanced MaterialsNAChemical EngineeringAir ProductsL'Isle D'Abeau, FranceClick for Details
Process Safety EngineerNAChemical EngineeringAir ProductsBundang, KoreaClick for Details
Controls & Instrumentation EngineerNAChemical EngineeringAir ProductsTainan, TaiwanClick for Details
Cryo Plant Process EngineerNAChemical EngineeringAir ProductsPennsylvania, United StatesClick for Details
DCS OperatorNAChemical EngineeringAir ProductsJubail, Saudi ArabiaClick for Details
DCS OperatorNAChemical EngineeringAir ProductsJubail, Saudi ArabiaClick for Details
Lead OperatorNAChemical EngineeringAir ProductsJubail, Saudi ArabiaClick for Details
Speciality Gases Business Development ManagerNAChemical EngineeringAir ProductsDubai, United Arab EmiratesClick for Details
Process TechNAChemical EngineeringAir ProductsYunlin, Yunlin CountyClick for Details
Purification Field OperatorNAChemical EngineeringAir ProductsChangzhi,chinaClick for Details
OSC Commissioning TechnicianNAChemical EngineeringAir ProductsNanjing, ChinaClick for Details
Future Opportunities Chemical Engineering Co-OpNAChemical EngineeringThe Hershey CompanyPennsylvania, United StatesClick for Details
Associate Director, Lead to Cash – Technology and TransformationNAChemical EngineeringFMC CorporationPennsylvania, United StatesClick for Details
EHS SpecialistNAChemical EngineeringFMC CorporationMiddleport, New YorkClick for Details
Shift In-chargeNAChemical EngineeringFMC CorporationPanoli, IndiaClick for Details
Site ManagerNAChemical EngineeringFMC CorporationFlintshire, United KingdomClick for Details
Process EngineerNAChemical EngineeringFMC CorporationMiddleport, New YorkClick for Details
Shift In charge - ProductionNAChemical EngineeringFMC CorporationPanoli, IndiaClick for Details
Sr. Sales RepresentativeNAChemical EngineeringCabot CorporationMumbai, IndiaClick for Details
R&D Portfolio Manager - TechnologyNAChemical EngineeringCabot CorporationBillerica, MAClick for Details
Control and Instrumentation EngineerNAChemical EngineeringCabot CorporationWales, United KingdomClick for Details
Production ManagerNAChemical EngineeringCabot CorporationHopkinsville, United StatesClick for Details
Sr Quality EngineerNAChemical EngineeringCabot CorporationHopkinsville, United StatesClick for Details
Capital Project EngineerNAChemical EngineeringCabot CorporationFranklin, United StatesClick for Details
Sr. Global Project ManagerNAChemical EngineeringCabot CorporationTexas, United StatesClick for Details
Operations ManagerNAChemical EngineeringCabot CorporationZhuhai, ChinaClick for Details
Process Engineer,NAChemical EngineeringCabot CorporationTexas, United StatesClick for Details
Senior Engineer I, Process EngineeringNAChemical EngineeringModernaMassachusetts, United StatesClick for Details
Senior Engineer I, Process EngineeringNAChemical EngineeringModernaMassachusetts, United StatesClick for Details
Engineer III, Process DevelopmentNAChemical EngineeringModernaMassachusetts, United StatesClick for Details
Engineer II, Process DevelopmentNAChemical EngineeringModernaMassachusetts, United StatesClick for Details
Senior Engineer I, External MSATNAChemical EngineeringModernaMassachusetts, United StatesClick for Details
Engineer II, Drug Product DevelopmentNAChemical EngineeringModernaMassachusetts, United StatesClick for Details
Engineer II, Drug Product DevelopmentNAChemical EngineeringModernaMassachusetts, United StatesClick for Details
Senior Engineer I, AutomationNAChemical EngineeringModernaMassachusetts, United StatesClick for Details
Engineer I, Process Development, Pilot Scale OperationsNAChemical EngineeringModernaMassachusetts, United StatesClick for Details
Scientist, Analytical Sciences and TechnologyNAChemical EngineeringModernaMassachusetts, United StatesClick for Details
Associate Director, Global Regulatory Science, CMCNAChemical EngineeringModernaLondon,United KingdomClick for Details
Senior Scientist, Chemistry and Delivery ScienceNAChemical EngineeringModernaMassachusetts, United StatesClick for Details
Engineer II, Process DevelopmentNAChemical EngineeringModernaMassachusetts, United StatesClick for Details
Senior Engineer II, Applied TechnologiesNAChemical EngineeringModernaMassachusetts, United StatesClick for Details
Associate Director, CMC Regulatory Affairs, InternationalNAChemical EngineeringModernaLondon,United KingdomClick for Details
Associate Director, CMC Regulatory Science, InternationalNAChemical EngineeringModernaLondon,United KingdomClick for Details
Manufacturing Associate II, Process Development, Pilot Scale OperationsNAChemical EngineeringModernaMassachusetts, United StatesClick for Details
Associate Director, Global Regulatory, CMCNAChemical EngineeringModernaMassachusetts, United StatesClick for Details
Associate Director, Global Regulatory CMCNAChemical EngineeringModernaMassachusetts, United StatesClick for Details
Senior Research Associate, Analytical Technical OperationsNAChemical EngineeringModernaMassachusetts, United StatesClick for Details
Head of Engineering10 YearsChemical EngineeringSanofiSingaporeClick for Details
Principal ScientistNAChemical EngineeringSanofiMontpellier, FranceClick for Details
Automation Engineer02+ YearsChemical EngineeringSanofiPennsylvania, United StatesClick for Details
IFB - Downstream Maintenance10 YearsChemical EngineeringSanofiBeijing, ChinaClick for Details
Manager02 - 05 YearsChemical EngineeringSanofiToronto, CanadaClick for Details
EngineerNAChemical EngineeringSanofiSingaporeClick for Details
EngineerNAChemical EngineeringSanofiSingaporeClick for Details
EngineerNAChemical EngineeringSanofiSingaporeClick for Details
Process EngineerNAChemical EngineeringOXYTexas, United StatesClick for Details
Process Engineering Co-opNAChemical EngineeringOXYSquamish, CanadaClick for Details
Process Systems Engineering, Automation & Data Integration - Co-opNAChemical EngineeringOXYSquamish, CanadaClick for Details
Eng ProductionNAChemical EngineeringOXYTexas, United StatesClick for Details
Air Liquide Japan EngineerNAChemical EngineeringAir LiquideMinao-ku, JapanClick for Details
Chemical OperatorNAChemical EngineeringAir LiquideDelaware, United StatesClick for Details
Senior Proposal ManagerNAChemical EngineeringAir LiquideTexas, United StatesClick for Details
Plant EngineerNAChemical EngineeringAir LiquideLouisiana, United StatesClick for Details
Air Liquide EngineerNAChemical EngineeringAir LiquideKoreaClick for Details
Solution Development Manager - Lurgi TechnologiesNAChemical EngineeringAir LiquideTexas, United StatesClick for Details
Process EngineerNAChemical EngineeringAir LiquideSingaporeClick for Details
HSE Engineer (Talent Pool Registration)NAChemical EngineeringAir Liquidezhuhai, ChinaClick for Details
Process Control Project EngineerNAChemical EngineeringAir LiquideTexas, United StatesClick for Details
Air Liquide Engineer (Talent Pool Registration)NAChemical EngineeringAir LiquideTaiwanClick for Details
Chemical Operator - RotatingNAChemical EngineeringAir LiquideDelaware, United StatesClick for Details
Operations Engineer InternNAChemical EngineeringAir LiquideMalaysiaClick for Details
Production EngineerNAChemical EngineeringAir LiquideTaiwanClick for Details
PID engineerNAChemical EngineeringAir LiquideHangzhou, ChinaClick for Details
Process Control & PID EngineerNAChemical EngineeringAir LiquideJapanClick for Details
Process Control EngineerNAChemical EngineeringAir LiquideHangzhou, ChinaClick for Details
Process Safety Engineer/Process Risk Management RepresentativeNAChemical EngineeringAir LiquideTexas, United StatesClick for Details
Process EngineerNAChemical EngineeringAir LiquideHangzhou, ChinaClick for Details
Process EngineerNAChemical EngineeringAir LiquideHangzhou, ChinaClick for Details
Regional Sales Manager- EuropeNAChemical EngineeringJohnson MattheyRoyston, United KingdomClick for Details
QA EngineerNAChemical EngineeringJohnson MattheyLithuania, EuropeClick for Details
Process Controls EngineerNAChemical EngineeringJohnson MattheyNew Jersey, United StatesClick for Details
Construction Manager - CAPEX DeliveryNAChemical EngineeringJohnson MattheyRoyston, United KingdomClick for Details
Operator I: Entry Level OperatorNAChemical EngineeringJohnson MattheyRoyston, United KingdomClick for Details
Operator I: Entry Level OperatorNAChemical EngineeringJohnson MattheyEnfield, United KingdomClick for Details
CA India EHS SpecialistNAChemical EngineeringJohnson MattheyHaryana, IndiaClick for Details
Process Engineer II, Refining TechnologyNAChemical EngineeringJohnson MattheyNew Jersey, United StatesClick for Details
Production Process Control EngineerNAChemical EngineeringJohnson MattheyPennsylvania, United StatesClick for Details
SCAT Engineer IINAChemical EngineeringJohnson MattheyPennsylvania, United StatesClick for Details
PGMR PTW issuerNAChemical EngineeringJohnson MattheyRoyston, United KingdomClick for Details
EC&I EngineerNAChemical EngineeringJohnson MattheyRoyston, United KingdomClick for Details
Process EngineerNAChemical EngineeringJohnson MattheyRoyston, United KingdomClick for Details
Production Process Control EngineerNAChemical EngineeringJohnson MattheyPennsylvania, United StatesClick for Details
JMPS SpecialistNAChemical EngineeringJohnson MattheyPennsylvania, United StatesClick for Details
Site Process Safety EngineerNAChemical EngineeringJohnson MattheyEnfield, United KingdomClick for Details
Technical Service EngineerNAChemical EngineeringJohnson MattheyChicago, United StatesClick for Details
Intern/Co-op - Refining Chemical Engineering Fall 2026NAChemical EngineeringMarathon Petroleum CorporationTexas, United StatesClick for Details
Refining Chemical Engineering Intern/Co-op Spring 2027NAChemical EngineeringMarathon Petroleum CorporationTexas, United StatesClick for Details
Advanced Process Control EngineerNAChemical EngineeringMarathon Petroleum CorporationCalifornia, United StatesClick for Details
Intern/Co-op – Midstream Natural GasNAChemical EngineeringMarathon Petroleum CorporationTexas, United StatesClick for Details
Intern/Co-op – Midstream Environmental (Fall 2026)NAChemical EngineeringMarathon Petroleum CorporationPennsylvania, United StatesClick for Details
Project EngineerNAChemical EngineeringMarathon Petroleum CorporationTexas, United StatesClick for Details
Polyolefins TraderNAChemical EngineeringRepsolHouston, United StatesClick for Details
Process TechnicianNAChemical EngineeringMitsui ChemicalsSingaporeClick for Details
Process TechnicianNAChemical EngineeringMitsui ChemicalsSingaporeClick for Details
Chemical Manufacturing EngineerNAChemical Engineering3M CompanyIllinois, United StatesClick for Details
Manufacturing Ops Engineering – Project EngineerNAChemical Engineering3M CompanyIndiana, United StatesClick for Details
USAC Central Project Engineer*NAChemical Engineering3M CompanyMinnesota, United StatesClick for Details
Manufacturing Engineer*NAChemical Engineering3M CompanyOklahoma,United StatesClick for Details
Manufacturing / Process Engineer (Product Engineer)NAChemical Engineering3M CompanyTainan City, TaiwanClick for Details
Manufacturing EngineerNAChemical Engineering3M CompanyMinnesota, United StatesClick for Details
Product EngineerNAChemical Engineering3M CompanyWisconsin, United StatesClick for Details
Maintenance Engineer*NAChemical Engineering3M CompanyOklahoma, United StatesClick for Details
Environmental Engineer*NAChemical Engineering3M CompanyIllinois, United StatesClick for Details
Senior Product EngineerNAChemical Engineering3M CompanyBangalore, IndiaClick for Details
Manufacturing Process Engineer*NAChemical Engineering3M CompanyMinnesota, United StatesClick for Details
Plant Engineering SupervisorNAChemical Engineering3M CompanyAlabama, United StatesClick for Details
Application Engineering SpecialistNAChemical Engineering3M CompanyMinnesota,United StatesClick for Details
Tooling Process EngineerNAChemical Engineering3M CompanyMinnesota, United StatesClick for Details
Manufacturing EngineerNAChemical Engineering3M CompanyIowa, United StatesClick for Details
Manufacturing Engineer*NAChemical Engineering3M CompanyMissouri,United StatesClick for Details
Environmental Engineer*NAChemical Engineering3M CompanyMinnesota, United StatesClick for Details
Sr. Environmental EngineerNAChemical Engineering3M CompanyMissouri, United StatesClick for Details
R&D Engineer – Consumer Goods (Adhesive)NAChemical Engineering3M CompanyBangalore, IndiaClick for Details
Production EngineerNAChemical EngineeringCovestro AGWest Virginia, United StatesClick for Details
Senior Mechanical Maintenance EngineerNAChemical EngineeringCovestro AGTexas, United StatesClick for Details
Lead Equipment EngineerNAChemical EngineeringCovestro AGShanghai, ChinaClick for Details
Lead Project ControlsNAChemical EngineeringCovestro AGShanghai, ChinaClick for Details
Senior Cost EngineerNAChemical EngineeringCovestro AGShanghai, ChinaClick for Details
HSEQ EngineerNAChemical EngineeringCovestro AGGuangzhou, ChinaClick for Details
Engineer-EPDNAChemical EngineeringCovestro AGMap Ta Phut, ThailandClick for Details
Senior APC EngineerNAChemical EngineeringCovestro AGTexas, United StatesClick for Details
Principal APC EngineerNAChemical EngineeringCovestro AGTexas, United StatesClick for Details
Quality Engineer IINAChemical EngineeringCovestro AGMassachusetts, United StatesClick for Details
E&I EngineerNAChemical EngineeringCovestro AGPingtung, TaiwanClick for Details
Quality Engineer IVNAChemical EngineeringCovestro AGMassachusetts, United StatesClick for Details
Regional Segment Manager, Healthcare/FootwearNAChemical EngineeringCovestro AGResidence, United StatesClick for Details
Engineering & Maintenance (M/F) - StageNAChemical EngineeringCovestro AGLombardy, ItalyClick for Details
Senior EPS/Power Distribution Asset EngineerNAChemical EngineeringCovestro AGTexas, United StatesClick for Details
Run plant engineerNAChemical EngineeringDowSwedenClick for Details
Senior Production EngineerNAChemical EngineeringDowUnited StatesClick for Details
Operator / Produktionsfachkraft Chemie (m/w/d)NAChemical EngineeringDowAhlen, GermanyClick for Details
Multicraft Maintenance Mechanic - Represented/TariffNAChemical EngineeringDowKnoxville, United StatesClick for Details
Maintenance TechnicianNAChemical EngineeringDowKankakee, United StatesClick for Details
Quality Control Analyst - Represented/TariffNAChemical EngineeringDowKnoxville, United StatesClick for Details
Stellvertretende:r Schichtleiter:inNAChemical EngineeringDowSchkopau, GermanyClick for Details
Junior Maintenance TechnicianNAChemical EngineeringDowMarietta, United StatesClick for Details
Production OperatorNAChemical EngineeringDowGeelong, AustraliaClick for Details
Senior Sales SpecialistNAChemical EngineeringDowJakarta,IndonesiaClick for Details
Customer Service Team LeaderNAChemical EngineeringDowNavi Mumbai, IndiaClick for Details
ISC Improvement managerNAChemical EngineeringDowNavi Mumbai, IndiaClick for Details
Integrated Supply Chain (ISC) Improvement SpecialistNAChemical EngineeringDowNavi Mumbai, IndiaClick for Details
Operating TechnicianNAChemical EngineeringDowThailandClick for Details
Finishing OperatorNAChemical EngineeringDowAuburn, United StatesClick for Details
Underwriter - Dorinco Reinsurance CompanyNAChemical EngineeringDowMidland, United StatesClick for Details
Process OperatorNAChemical EngineeringDowTexas, United StatesClick for Details
OperatorNAChemical EngineeringDowKankakee, United StatesClick for Details
Principal Chemical Engineer06+ yearsChemical EngineeringHoneywellIllinois, United StatesClick for Details
Lead Process Engineer10+ yearsChemical EngineeringHoneywellTexas, United StatesClick for Details
Advanced Chemical Engineer05+ yearsChemical EngineeringHoneywellPennsylvania, United StatesClick for Details
Lead / Principal Chemical Engr15+ yearsChemical EngineeringHoneywellIllinois, United StatesClick for Details
Sr Advanced Chemical Engr10+ yearsChemical EngineeringHoneywellHaryana, IndiaClick for Details
Advanced Application Engr06+ YearsChemical EngineeringHoneywellSantiago, ChileClick for Details
Chemical Operator12+ YearsChemical EngineeringHoneywellKarnataka, IndiaClick for Details
Chemical OperatorNAChemical EngineeringHoneywellAlabama, United StatesClick for Details
Sr. Design Engg - Fire & Life Safety05-08 yearsChemical EngineeringLarsen & ToubroChennai, IndiaClick for Details
EHS Incharge - Site05-10 yearsChemical EngineeringLarsen & ToubroWest BengalClick for Details
EHS ENGINEER05-10 yearsChemical EngineeringLarsen & ToubroRiyadhClick for Details
EHS OFFICER05-08 yearsChemical EngineeringLarsen & ToubroRiyadhClick for Details
Manager/Engineer/Supervisor06-15 yearsChemical EngineeringLarsen & ToubroChennai, IndiaClick for Details
Plant Engineering Manager10-15 yearsChemical EngineeringLarsen & ToubroCoimbatore, IndiaClick for Details
Sr. Engineer - EHS07-15 yearsChemical EngineeringLarsen & ToubroAbu DhabiClick for Details
Stores Supervisor/Engineer06-14 yearsChemical EngineeringLarsen & ToubroBangalore, IndiaClick for Details
EHS Manager05-15 yearsChemical EngineeringLarsen & ToubroBangalore, IndiaClick for Details
Main Plant Engineer10-15 yearsChemical EngineeringLarsen & ToubroVadodara, IndiaClick for Details
EHS Manager10-11 yearsChemical EngineeringLarsen & ToubroChennai, IndiaClick for Details
Process incharge/ Engieer - O&M08-10 yearsChemical EngineeringLarsen & ToubroVadodara, IndiaClick for Details
Environmental Manager07-12 yearsChemical EngineeringLarsen & ToubroMumbai, IndiaClick for Details
Sr Engineer-Electrical04-08 yearsChemical EngineeringLarsen & ToubroKolkata, IndiaClick for Details
Senior Electrical Engineer04-08 yearsChemical EngineeringLarsen & ToubroKolkata, IndiaClick for Details
EHS Manager10-12 yearsChemical EngineeringLarsen & ToubroChennai, IndiaClick for Details
Safety Engineer04-06 yearsChemical EngineeringLarsen & ToubroChennai, IndiaClick for Details
HSE - Manager/Engineer10-25 yearsChemical EngineeringLarsen & ToubroChennai, IndiaClick for Details
Composites Process Engineer01-02 yearsChemical EngineeringLarsen & ToubroCoimbatore, IndiaClick for Details
Composite Senior Process Engineer10-15 yearsChemical EngineeringLarsen & ToubroCoimbatore, IndiaClick for Details
EHS Engineer (TG)02-04 yearsChemical EngineeringLarsen & ToubroBihar, IndiaClick for Details
EHS Engineer (Boiler)02-04 yearsChemical EngineeringLarsen & ToubroBihar, IndiaClick for Details
DGM - EHS15-20 yearsChemical EngineeringLarsen & ToubroChennai, IndiaClick for Details
Head Plant Engineering10-15 yearsChemical EngineeringLarsen & ToubroCoimbatore, IndiaClick for Details
Senior Mechanical Engineer02-05 yearsChemical EngineeringLarsen & ToubroChennai, IndiaClick for Details
EHS Assistant Manager10-13 yearsChemical EngineeringLarsen & ToubroMadhya Pradesh, IndiaClick for Details
EHS Manager8-12 yearsChemical EngineeringLarsen & ToubroHyderabad, IndiaClick for Details
Safety Engineer02-05 yearsChemical EngineeringLarsen & ToubroHyderabad, IndiaClick for Details
CNC Machine Shop Superviosr05-10 yearsChemical EngineeringLarsen & ToubroChennai, IndiaClick for Details
EDRC PHE Design - Engineering Manager08-15 yearsChemical EngineeringLarsen & ToubroChennai, IndiaClick for Details
EDRC PHE - Design Engineer03-07 yearsChemical EngineeringLarsen & ToubroChennai, IndiaClick for Details
Engineer- EHS03-05 yearsChemical EngineeringLarsen & ToubroDelhi, IndiaClick for Details
Manager - EHS10-15 yearsChemical EngineeringLarsen & ToubroDelhi, IndiaClick for Details
EHS LEAD - TL & SS12-15 yearsChemical EngineeringLarsen & ToubroTashkent, UzbekistanClick for Details
O&M Incharge08-19 yearsChemical EngineeringLarsen & ToubroDelhi, IndiaClick for Details
Process Engineering Head – O&M08-20 yearsChemical EngineeringLarsen & ToubroChennai, IndiaClick for Details
O&M Incharge04-12 yearsChemical EngineeringLarsen & ToubroMadhya Pradesh, IndiaClick for Details
O&M NRW Engg.04-12 yearsEngineeringLarsen & ToubroPune, IndiaClick for Details
Engineer - EHS04-06 yearsChemical EngineeringLarsen & ToubroAhmedabad , IndiaClick for Details
Engineer - EHS04-06 yearsChemical EngineeringLarsen & ToubroChennai, IndiaClick for Details
Senior Engineer - EHS04-08 yearsChemical EngineeringLarsen & ToubroAhmedabad , IndiaClick for Details
Manager - EHS08-16 yearsChemical EngineeringLarsen & ToubroAhmedabad , IndiaClick for Details
Manager - EHS08-16 yearsChemical EngineeringLarsen & ToubroChennai, IndiaClick for Details
EHS ENGINEER07-10 yearsChemical EngineeringLarsen & ToubroMumbai ,IndiaClick for Details
EHS ENGINEER09-15 yearsChemical EngineeringLarsen & ToubroMumbai ,IndiaClick for Details
EHS Manager13-15 yearsChemical EngineeringLarsen & ToubroMumbai ,IndiaClick for Details
SAFETY SUPERVISOR03-05 yearsChemical EngineeringLarsen & ToubroChennai, IndiaClick for Details
Junior Safety Manager -CMRL TU0206-12 yearsChemical EngineeringLarsen & ToubroChennai, IndiaClick for Details
Lead Engineering Manager (Geotech)10-12 yearsChemical EngineeringLarsen & ToubroChennai, IndiaClick for Details
Production Engineering01-08 yearsChemical EngineeringLarsen & ToubroGujarat, IndiaClick for Details
Lead ICA Engineer05-08 yearsChemical EngineeringLarsen & ToubroChennai, IndiaClick for Details
Sr. Manager - EHS10-15 yearsChemical EngineeringLarsen & ToubroTashkent, UzbekistanClick for Details
Chief Tunnel Manager15-35 yearsChemical EngineeringLarsen & ToubroChennai, IndiaClick for Details
EHS Engineer05-10 yearsChemical EngineeringLarsen & ToubroUnited Arab EmiratesClick for Details
Safety Engineer03 - 08 yearsChemical EngineeringLarsen & ToubroMumbai, IndiaClick for Details
EHS ENGINEER07 - 10 yearsChemical EngineeringLarsen & ToubroBangalore, IndiaClick for Details
Engineer (EHS)05 - 10 yearsChemical EngineeringLarsen & ToubroAbudhabi, United Arab EmiratesClick for Details
EHS Manager00 - 15 yearsChemical EngineeringLarsen & ToubroMumbai, IndiaClick for Details
Process Senior Lead Manager12 - 20 yearsChemical EngineeringLarsen & ToubroMumbai, IndiaClick for Details
Project Manager – O&M00 - 13 yearsChemical EngineeringLarsen & ToubroVaranasi,IndiaClick for Details
O&M E&I Engineer00 - 12 yearsChemical EngineeringLarsen & ToubroBhubaneswar,IndiaClick for Details
HSE Manager08 - 20 yearsChemical EngineeringLarsen & ToubroChennai, IndiaClick for Details
EHS Manager08 - 15 yearsChemical EngineeringLarsen & ToubroVadodara, IndiaClick for Details
HSE - Lead15 - 20 yearsChemical EngineeringLarsen & ToubroDamam, Saudi ArabiaClick for Details
Instrumentation Engineer06 - 15 yearsChemical EngineeringLarsen & ToubroBihar, IndiaClick for Details
ENGINEER (EHS)08 - 12 yearsChemical EngineeringLarsen & ToubroAbudhabi, United Arab EmiratesClick for Details
HSE Supervisor05 - 08 yearsChemical EngineeringLarsen & ToubroKuwaitClick for Details
Engineering Manager05 - 10 yearsChemical EngineeringLarsen & ToubroChennai, IndiaClick for Details
BIM Modeller - Process05 - 10 yearsChemical EngineeringLarsen & ToubroChennai, IndiaClick for Details
BIM Modeller - Piping05 - 12 yearsChemical EngineeringLarsen & ToubroChennai, IndiaClick for Details
SHE Manager05 - 10 yearsChemical EngineeringLarsen & ToubroMumbai, IndiaClick for Details
Dy. Chief Environmental Officer12-30 yearsChemical EngineeringLarsen & ToubroMumbai, IndiaClick for Details
Senior SHE Manager10-15 yearsChemical EngineeringLarsen & ToubroMumbai, IndiaClick for Details
Design Engineer - Fire & Life Safety05 - 08 yearsChemical EngineeringLarsen & ToubroChennai, IndiaClick for Details
Safety officer03 - 05 yearsChemical EngineeringLarsen & ToubroGujarat, IndiaClick for Details
HSE Supervisor05 - 10 yearsChemical EngineeringLarsen & ToubroOmanClick for Details
Senior SHE Manager10 - 10 yearsChemical EngineeringLarsen & ToubroMumbai, IndiaClick for Details
Senior SHE Manager10 - 16 yearsChemical EngineeringLarsen & ToubroAgra, IndiaClick for Details
Jr SHE Manager07 - 16 yearsChemical EngineeringLarsen & ToubroAgra, IndiaClick for Details
Engineer - EHS06 - 10 yearsChemical EngineeringLarsen & ToubroUnited Arab EmiratesClick for Details
Engineer - E&S06 - 10 yearsChemical EngineeringLarsen & ToubroJabeli Ali, DubaiClick for Details
Safety Supervisor - HSE06 - 12 yearsChemical EngineeringLarsen & ToubroSaudi ArabiaClick for Details
Radiograph Safety Officer- Quality04 - 07 yearsChemical EngineeringLarsen & ToubroGujarat, IndiaClick for Details
Assistant Engineering Manager - Process03 - 05 yearsChemical EngineeringLarsen & ToubroChennai, IndiaClick for Details
HVAC Lead Engineer10-12 yearsChemical EngineeringLarsen & ToubroChennai, IndiaClick for Details
EHS Engineers3-10 yearsChemical EngineeringLarsen & ToubroSaudi ArabiaClick for Details
Process Engineer5-12 yearsChemical EngineeringLarsen & ToubroGujarat, IndiaClick for Details
EHS Incharge Lead/Manager12-21 yearsChemical EngineeringLarsen & ToubroAhmedabad , IndiaClick for Details
Project - EHS - Incharge10-18 yearsChemical EngineeringLarsen & ToubroChennai, IndiaClick for Details
Commissioning manager -Mechanical8-10 yearsChemical EngineeringLarsen & ToubroOdisha, IndiaClick for Details
Innovation Manager - Desalination15-17 yearsChemical EngineeringLarsen & ToubroChennai, IndiaClick for Details
Membrane Technologies Specialist10-12 yearsChemical EngineeringLarsen & ToubroChennai, IndiaClick for Details
Innovation Manager - Industrial Wastewat...20-22 yearsChemical EngineeringLarsen & ToubroChennai, IndiaClick for Details
Process Specialist - Industrial Wastewat...10-12 yearsChemical EngineeringLarsen & ToubroChennai, IndiaClick for Details
Research Scientist - Colloidal Chemistry...10-12 yearsChemical EngineeringLarsen & ToubroChennai, IndiaClick for Details
Research Scientist - Organic Chemistry10-12 yearsChemical EngineeringLarsen & ToubroChennai, IndiaClick for Details
Research Scientist - Nanotechnology10-12 yearsChemical EngineeringLarsen & ToubroChennai, IndiaClick for Details
EHS Manager13-24 yearsChemical EngineeringLarsen & ToubroMumbai, IndiaClick for Details
Safety Supervisor04 - 08 YearsChemical EngineeringLarsen & ToubroHaryana, IndiaClick for Details
Asst. Manager - HSE03 - 08 YearsChemical EngineeringLarsen & ToubroOmanClick for Details
Production Engineer05 - 15 YearsChemical EngineeringLarsen & ToubroOmanClick for Details
Product Supply Manager00 - 02 YearsChemical EngineeringProcter & GambleHYDERABAD ,IndiaClick for Details
PC&IS/Automation EngineerNAChemical EngineeringProcter & GambleHYDERABAD ,IndiaClick for Details
Site HSE LeaderNAChemical EngineeringProcter & GambleHYDERABAD ,IndiaClick for Details
Senior Data EngineerNAChemical EngineeringProcter & GambleHYDERABAD ,IndiaClick for Details
Data Platform EngineerNAChemical EngineeringProcter & GambleHYDERABAD ,IndiaClick for Details
Smart Automations Platform EngineerNAChemical EngineeringProcter & GambleHYDERABAD ,IndiaClick for Details
Senior Integration Engineer – Siebel TFM CRM07 - 10 YearsChemical EngineeringProcter & GambleHYDERABAD ,IndiaClick for Details
Researcher Packaging03 - 05 YearsChemical EngineeringProcter & GambleMumbai, IndiaClick for Details
Data Scientist02 - 04 YearsChemical EngineeringProcter & GambleMumbai, IndiaClick for Details
Focused Improvement Engineer01 - 02 YearsChemical EngineeringUnileverCavite,PhilippineClick for Details
SU Quality Manager - Besan08+ YearsChemical EngineeringUnileverIstanbulClick for Details
SHE Specialist03 - 05 YearsChemical EngineeringUnileverLeioa, SpainClick for Details
Senior Manager,08+ YearsChemical EngineeringUnileverTrumbull, United StatesClick for Details
Quality LeadNAChemical EngineeringUnileverChicago, United StatesClick for Details
Sanitation Supervisor02+ YearsChemical EngineeringUnileverChicago, United StatesClick for Details
Research and DevelopmentNAChemical EngineeringUnileverWageningen, GelderlandClick for Details
Promotor De MerchandisingNAChemical EngineeringUnileverBrazilClick for Details
Territory Sales Officer02 YearsChemical EngineeringUnileverLucknow, Uttar PradeshClick for Details
Promotor De MerchandisingNAChemical EngineeringUnileverBrazilClick for Details
Fragrance Design LeaderNAChemical EngineeringUnileverMumbai, MaharashtraClick for Details
Senior Process Engineer03 - 15 YearsChemical EngineeringTechnip EnergiesKuala Lumpur, MalaysiaClick for Details
Technical Safety Engineer05 - 15 YearsChemical EngineeringTechnip EnergiesKuala Lumpur, MalaysiaClick for Details
Engineer Trainee Process05 - 15 YearsChemical EngineeringTechnip EnergiesMaharashtra, IndiaClick for Details
Lead - HSED (Process Safety)05 - 15 YearsChemical EngineeringTechnip EnergiesUttar Pradesh, IndiaClick for Details
Head of Process Development & Scale-up05 - 15 YearsChemical EngineeringTechnip EnergiesHessen, GermanyClick for Details
Engineer07 YearsChemical EngineeringTechnip EnergiesTexas, United StatesClick for Details
Deputy Chief Engineer- Piping & CAD18 - 22 YearsChemical EngineeringTechnip EnergiesGujarat, IndiaClick for Details
Flow Assurance Engineer07 YearsChemical EngineeringTechnip EnergiesLondon, United KingdomClick for Details
Subcontracting & Estimating Engineer -INTERNSHIP07 YearsChemical EngineeringTechnip EnergiesRoma, ItalyClick for Details
Process Engineer07 YearsChemical EngineeringTechnip EnergiesVilleurbanne ,FranceClick for Details
process engineering03 - 15 YearsChemical EngineeringTechnip EnergiesKuala Lumpur, MalaysiaClick for Details
Lead the scale05 - 15 YearsChemical EngineeringTechnip EnergiesFrankfurt, GermanyClick for Details
Process Engineer07 YearsChemical EngineeringTechnip EnergiesVilleurbanne,FranceClick for Details
Area Engineer - Mechanical Maintenance03 - 10 YearsChemical EngineeringNayara EnergyGujarat, IndiaClick for Details
Graduate Renewable Energy ConsultantNAChemical EngineeringWood PLCUnited Arab EmiratesClick for Details
Project EngineerNAChemical EngineeringWood PLCMilan, ItalyClick for Details
Piping Engineering Designer INAChemical EngineeringWood PLCColombiaClick for Details
H.O. Construction Engineer - InternshipNAChemical EngineeringWood PLCMadrid, SpainClick for Details
Supply Chain Department - InternshipNAChemical EngineeringWood PLCMadrid, SpainClick for Details
Project Engineering - InternshipNAChemical EngineeringWood PLCMadrid, SpainClick for Details
Planning EngineerNAChemical EngineeringWood PLCMilan, ItalyClick for Details
Senior Sales ManagerNAChemical EngineeringTopsoeManama, BahrainClick for Details
Principal tech service engNAChemical EngineeringTopsoeNew Delhi, IndiaClick for Details
Senior Process EngineerNAChemical EngineeringTopsoeKrakow, PolandClick for Details
Engineer, Methanol Production06 YearsChemical EngineeringLyondellBasellTexas, United StatesClick for Details
Environmental Engineer05 YearsChemical EngineeringLyondellBasellTexas, United StatesClick for Details
Engineer, Environmental08 YearsChemical EngineeringLyondellBasellTexas, United StatesClick for Details
Manager, Syngas Technical10 YearsChemical EngineeringLyondellBasellTexas, United StatesClick for Details
Senior Product Safety Specialist05 YearsChemical EngineeringLyondellBasellRotterdam,NetherlandsClick for Details
IAD Engineer08 YearsChemical EngineeringLyondellBasellOhio, United StatesClick for Details
Pilot Plant Engineer III10 YearsChemical EngineeringLyondellBasellTexas, United StatesClick for Details
Process Engineer04 YearsChemical EngineeringLyondellBasellLouisiana, United StatesClick for Details
Site Analyst, CCO08 YearsChemical EngineeringLyondellBasellTexas, United StatesClick for Details
Site Analyst, CLO/MIO08 YearsChemical EngineeringLyondellBasellUnited StatesClick for Details
High Voltage Reliability Engineer05 YearsChemical EngineeringLyondellBasellTexas, United StatesClick for Details
AD/TS Engineer06 - 10 YearsChemical EngineeringLyondellBasellOhio, United StatesClick for Details
CPD Researcher06 YearsChemical EngineeringLyondellBasellOhio, United StatesClick for Details
US Ops Planner06 YearsChemical EngineeringLyondellBasellTexas, United StatesClick for Details
Senior / Principal Data Engineer09+ YearsChemical EngineeringLyondellBasellPennsylvania, United StatesClick for Details
Global Process Engineer, Partial Oxida10+ YearsChemical EngineeringlyondellBasellTexas, United StatesClick for Details
Junior Data Scientist02+ YearsChemical EngineeringLyondellBasellPennsylvania, United StatesClick for Details
Reliability Engineer08+ YearsChemical EngineeringLyondellBasellTexas, United StatesClick for Details
Global Process Engineer, Partial Oxida10+ YearsChemical EngineeringLyondellBasellTexas, United StatesClick for Details
Junior Data Scientist02+ YearsChemical EngineeringLyondellBasellPennsylvania, United StatesClick for Details
Reliability Engineer08 YearsChemical EngineeringLyondellBasellTexas, United StatesClick for Details
PAD Engineer05 YearsChemical EngineeringLyondellBasellGujarat, IndiaClick for Details
Technician01 - 02 YearsChemical EngineeringLyondellBasellTexas, United StatesClick for Details
Sr. Product Safety Specialist,06 YearsChemical EngineeringLyondellBasellTexas, United StatesClick for Details
Engineering Manager03 - 10 YearsChemical EngineeringAkzoNobelChinaClick for Details
HSE&S Manager08 YearsChemical EngineeringAkzoNobelVietnamClick for Details
Graduate Engineering Trainee-HSE02 YearsChemical EngineeringAkzoNobelMelbourne, AustraliaClick for Details
Engineering Project Manager05 YearsChemical EngineeringAkzoNobelOhio, United StatesClick for Details
Production ManagerNAChemical EngineeringAkzoNobelChinaClick for Details
Engineering & Maintenance Manager05 YearsChemical EngineeringAkzoNobelOhio, United StatesClick for Details
TS OSH AdvisorNAChemical EngineeringAkzoNobelChilseo, South Korea.Click for Details
Production & Process SupervisorNAChemical EngineeringAkzoNobelChinaClick for Details
Resin Process Engineer03 YearsChemical EngineeringAkzoNobelTurkeyClick for Details
Technical Service Representative03 - 05 YearsChemical EngineeringAkzoNobelMalaysiaClick for Details
Process Engineer03+ YearsChemical EngineeringAkzoNobelSouth Carolina, United StatesClick for Details
Process Engineer03 - 05 YearsChemical EngineeringAkzoNobelIllinois, United StatesClick for Details
Chemist01 - 03 YearsChemical EngineeringAkzoNobelMalaysiaClick for Details
Process EngineerNot specifiedChemical EngineeringPepsicoAgios Stefanos, GreeceClick for Details
R&D Specification Management01 - 02 YearsChemical EngineeringPepsicoHyderabad, IndiaClick for Details
R&D FSQA Senior Manager - Thermal Process AuthorityNAChemical EngineeringPepsicoTexas, United StatesClick for Details"target="_blank">Click for Details
Executive - Production04 - 06 YearsChemical EngineeringBASFIndiaClick for Details
Assistant Manager Production04 - 06 YearsChemical EngineeringBASFIndiaClick for Details
Sales Manager08 YearsChemical EngineeringBASFIndonesiaClick for Details
Technical Sales Rep PA02 YearsChemical EngineeringBASFPennsylvania, United StatesClick for Details
Business Development and TD - CASE Applications05 - 08 YearsChemical EngineeringBASFIndiaClick for Details
Assistant Manager, Technical Development (Guangzhou)05 - 08 YearsChemical EngineeringBASFChinaClick for Details
Postdoc, Solid Process01 YearsChemical EngineeringBASFShanghai, ChinaClick for Details
Industry Manager, ASEAN10 - 15 YearsChemical EngineeringBASFJakarta, IndonesiaClick for Details
Assistant Manager, Sales - Engineering Plastic (Guangzhou)05 YearsChemical EngineeringBASFChinaClick for Details
Senior Chemist – Specialty Adhesives R&D10 YearsChemical EngineeringDupontOhio, United StatesClick for Details
Multibase China Technical Service and Development (TS&D) Specialist05 YearsChemical EngineeringDupontShanghai, ChinaClick for Details
R&D Scientist – Battery Thermal Materials (Contractor position)NAChemical EngineeringDupontSwitzerlandClick for Details
Technical Service and Sales Representative04 YearsChemical EngineeringPPG IndustriesSelangor, MalaysiaClick for Details
process engineer10 YearsChemical EngineeringChevronSingaporeClick for Details
additive formulator and test engineerNAChemical EngineeringChevronShanghai, ChinaClick for Details
hes specialist10+ YearsChemical EngineeringChevronNingbo, ChinaClick for Details
chevron venezuela - oe/hse internNAChemical EngineeringChevronMaracaibo, VenezuelaClick for Details
Senior Engineer-Process&Chemical15 YearsChemical EngineeringBlack & VeatchKuala Lumpur, MalaysiaClick for Details
Mechanical Engineering InternNAChemical EngineeringBlack & VeatchBeijing, ChinaClick for Details
Sr. PFAS Process Engineer11 YearsChemical EngineeringBlack & VeatchArlington,United StatesClick for Details
Wastewater Process Engineer12 YearsChemical EngineeringBlack & VeatchTualatin, United StatesClick for Details
Sr Wastewater Process Engineer13 YearsChemical EngineeringBlack & VeatchPhoenix, United StatesClick for Details
Sr. PFAS Process Engineer14 YearsChemical EngineeringBlack & VeatchOrlando,United StatesClick for Details
Sr. Regional Drinking Water Process Leader15 YearsChemical EngineeringBlack & VeatchAtlanta, United StatesClick for Details
Drinking Water Process Engineer05 YearsChemical EngineeringBlack & VeatchTexas, United StatesClick for Details
Drinking Water Associate Process Engineer01 YearsChemical EngineeringBlack & VeatchRichmond,United StatesClick for Details
Wastewater Treatment Engineer Technology Leader11 YearsChemical EngineeringBlack & VeatchNashville,United StatesClick for Details
Wastewater Process Engineer05 YearsChemical EngineeringBlack & VeatchColumbus, United StatesClick for Details
Sr Wastewater Process Engineer11 YearsChemical EngineeringBlack & VeatchVirginia Beach,United StatesClick for Details
Process Engineer - Night Shift01 - 02 YearsChemical EngineeringAstraZenecaTexas, United StatesClick for Details
Process EngineerNAChemical EngineeringAstraZenecaRockville, United StatesClick for Details
Principal Process Engineer, Manufacturing Sciences & Technology, Cell TherapyNAChemical EngineeringAstraZenecaLos Angeles, United StatesClick for Details
Director, SustainabilityNAChemical EngineeringAstraZenecaMacclesfield, United KingdomClick for Details
Drug Product Specialist, Sweden Biomanufacturing Center - AstraZeneca03+ YearsChemical EngineeringAstraZenecaStockholm County, SwedenClick for Details
Manufacturing Production Specialist (Drug-Linker)05 - 08 yearsChemical EngineeringAstraZenecaSingaporeClick for Details
Associate Director, Systems MedicineNAChemical EngineeringAstraZenecaEngland, United KingdomClick for Details
Agentic AI Scientist03 YearsChemical EngineeringAstraZenecaMaryland, United StatesClick for Details
Senior Tech Transfer SpecialistNAChemical EngineeringAstraZenecaGelderland, NetherlandsClick for Details
Senior Scientist, Viral Vector Process Development, DownstreamNAChemical EngineeringAstraZenecaMaryland, United StatesClick for Details
Associate Principle Scientist – Product Discovery and DevelopmentNAChemical EngineeringAstraZenecaMassachusetts, United StatesClick for Details
Site Engineering Lead10 YearsChemical EngineeringGSKPennsylvania, United StatesClick for Details
Associate Director - Process Engineering10+ YearsChemical EngineeringGSKPennsylvania, United StatesClick for Details
Internship - Pilot Plant EngineeringNAChemical EngineeringGSKJurong, SingaporeClick for Details
Internship - Global EngineeringNAChemical EngineeringGSKJurong, SingaporeClick for Details
Senior Instrumentation EngineerNAChemical EngineeringGSKTuas, SingaporeClick for Details
Process Engineer02 YearsChemical EngineeringGSKJurong, SingaporeClick for Details
Internship - Project & Facility,NAChemical EngineeringGSKTuas, SingaporeClick for Details
Internship - HBV Engineer,NAChemical EngineeringGSKTuas, SingaporeClick for Details
Manager06 YearsChemical EngineeringPhillips 66Oklahoma, United StatesClick for Details
Sr Engineer II,06 YearsChemical EngineeringPhillips 66Montana, United StatesClick for Details
Sr Engineer II, Advanced Process Control06 YearsChemical EngineeringPhillips 66Texas, United StatesClick for Details
Engineer03+ YearsChemical EngineeringPhillips 66Oklahoma, United StatesClick for Details
Sr Reliability Engineer,05+ YearsChemical EngineeringPhillips 66Texas, United StatesClick for Details
Manager15+ YearsChemical EngineeringPhillips 66Illinois, United StatesClick for Details
Lab Technician,02+ YearsChemical EngineeringPhillips 66United StatesClick for Details
Shift Supervisor II,03 - 05 YearsChemical EngineeringPhillips 66Texas, United StatesClick for Details
Chemical Process Engineer04 - 05 YearsChemical EngineeringJacobsPennsylvania, United StatesClick for Details
Chemical/ Process Engineer -ELE05 YearsChemical EngineeringJacobsOregon, United StatesClick for Details
Process Engineering Lead, Life Sciences10 YearsChemical EngineeringJacobsSingaporeClick for Details
Specialist-Process Engineering15 - 25 YearsChemical EngineeringJacobsIndiaClick for Details
Specialist15 YearsChemical EngineeringJacobsIndiaClick for Details
Facilities Instrumentation Engineering05+ YearsChemical EngineeringJacobsUnited StatesClick for Details
Pharma Equipment EngineeringNAChemical EngineeringJacobsIndiaClick for Details
Instrument and Controls Engineering Professional02 YearsChemical EngineeringJacobsUnited StatesClick for Details
Senior Process Engineer10+ YearsChemical EngineeringJacobsUnited StatesClick for Details
Engineer-Process06 - 10 YearsChemical EngineeringJacobsIndiaClick for Details
Design Manager-Process12 - 18 YearsChemical EngineeringJacobsIndiaClick for Details
Process Design Engineer05 YearsChemical EngineeringJacobsSwitzerlandClick for Details
Senior Process Design Engineer10 YearsChemical EngineeringJacobsSwitzerlandClick for Details
Lead/Senior Process Engineer10 YearsChemical EngineeringJacobsIrelandClick for Details
Intermediate Process Engineer05+ YearsChemical EngineeringJacobsIrelandClick for Details
Engineer-Process12 YearsChemical EngineeringJacobsIndiaClick for Details
Process Engineer - Life Sciences08+ YearsChemical EngineeringJacobsIrelandClick for Details
Senior Process Engineer10 - 12 YearsChemical EngineeringJacobsIrelandClick for Details
Process Engineer05 YearsChemical EngineeringJacobsSouth Carolina, United StatesClick for Details
Lead Engineer - Process14 - 18 YearsChemical EngineeringJacobsIndiaClick for Details
Global HeadNAChemical EngineeringRoche Holding AGSwitzerlandClick for Details
(Associate) ManagerNAChemical EngineeringRoche Holding AGShanghai, ChinaClick for Details
(Sr.) Specialist,02 YearsChemical EngineeringRoche Holding AGShanghai, ChinaClick for Details
QA Lead07 YearsChemical EngineeringRoche Holding AGShanghai, ChinaClick for Details
Associate Manager,07 YearsChemical EngineeringRoche Holding AGShanghai, ChinaClick for Details
QA Specialist,03 YearsChemical EngineeringRoche Holding AGShanghai, ChinaClick for Details
Senior Engineer07+ YearsChemical EngineeringRoche Holding AGBarcelona, SpainClick for Details
Machine Learning ScientistNAChemical EngineeringRoche Holding AGSwitzerlandClick for Details
Machine Learning ScientistNAChemical EngineeringRoche Holding AGUnited KingdomClick for Details
Lab-on-Chip Development InternshipNAChemical EngineeringRoche Holding AGGermanyClick for Details
Global MSAT Tech & Network Standards Steward10+ YearsChemical EngineeringRoche Holding AGSwitzerlandClick for Details
Student InternshipNAChemical EngineeringRoche Holding AGBasel-City, SwitzerlandClick for Details
Quality Partner05 YearsChemical EngineeringRoche Holding AGİstanbul, TürkiyeClick for Details
Internship in BGE Sensor DevelopmentNAChemical EngineeringRoche Holding AGSwitzerlandClick for Details
Technical Development LeaderNAChemical EngineeringRoche Holding AGSwitzerlandClick for Details
Senior Scientist- SBX Molecular EngineeringNAChemical EngineeringRoche Holding AGWashington, United StatesClick for Details
Internship - Manufacturing Facility EngineeringNAChemical EngineeringGSKSingaporeClick for Details
Internship - Global Engineering and TechNAChemical EngineeringGSKSingaporeClick for Details
Internship - Process Engineering (Pilot Plant)NAChemical EngineeringGSKSingaporeClick for Details
Internship - Pilot Plant Engineering (Maintenance & Project)NAChemical EngineeringGSKSingaporeClick for Details
Internship - Plant Automation,NAChemical EngineeringGSKTuas, SingaporeClick for Details
Production EngineerNAChemical EngineeringGSKJurong, SingaporeClick for Details
Reliability Improvement EngineerNAChemical EngineeringGSKJurong, SingaporeClick for Details
Commissioning and Compliance EngineerNAChemical EngineeringGSKJurong, SingaporeClick for Details
Asset Management Senior Engineer05 YearsChemical EngineeringGSKNorth Carolina, United StatesClick for Details
Quality Process ImprovementNAChemical EngineeringGSKJurong, SingaporeClick for Details
Smart ManufacturingNAChemical EngineeringGSKJurong, SingaporeClick for Details
GSK Production SystemNAChemical EngineeringGSKJurong, SingaporeClick for Details
Digital Data AnalyticsNAChemical EngineeringGSKJurong, SingaporeClick for Details
Operations ImprovementNAChemical EngineeringGSKJurong, SingaporeClick for Details
Lab Safety & 5S GovernanceNAChemical EngineeringGSKJurong, SingaporeClick for Details
Quality R&D Operations10 YearsChemical EngineeringGSKPennsylvania, United StatesClick for Details
Small Molecule Drug Substance Lead10 YearsChemical EngineeringGSKPennsylvania, United StatesClick for Details
MSAT Materials ScienceNAChemical EngineeringGSKJurong, SingaporeClick for Details
Sustainability,NAChemical EngineeringGSKTuas, SingaporeClick for Details
NPI & Facility CommissioningNAChemical EngineeringGSKJurong, SingaporeClick for Details
Site MSATNAChemical EngineeringGSKTochigi, JapanClick for Details
Director,08 YearsChemical EngineeringGSKMassachusetts, United StatesClick for Details
Environment Health and SafetyNAChemical EngineeringGSKJurong, SingaporeClick for Details
Productivity ImprovementNAChemical EngineeringGSKJurong, SingaporeClick for Details
Device Engineer03+ YearsChemical EngineeringGSKPennsylvania, United States of AmericaClick for Details
Lab Productivity and PerformanceNAChemical EngineeringGSKJurong, SingaporeClick for Details
Principal Scientist05 - 10 YearsChemical EngineeringGSKMassachusetts, United StatesClick for Details
Manufacturing OptimizationNAChemical EngineeringGSKJurong, SingaporeClick for Details
Environment, Health, Safety & SustainabilityNAChemical EngineeringGSKTuas, SingaporeClick for Details
Operational ImprovementNAChemical EngineeringGSKJurong, SingaporeClick for Details
Manufacturing EngineerNAChemical EngineeringGSKJurong, SingaporeClick for Details
Internal CommunicationNAChemical EngineeringGSKJurong, SingaporeClick for Details
MSAT Senior Technology SME05+ YearsChemical EngineeringGSKNorth Carolina, United StatesClick for Details
Value Stream EngineerNAChemical EngineeringGSKJurong, SingaporeClick for Details
Manufacturing Engineer (Value Stream)NAChemical EngineeringGSKJurong, SingaporeClick for Details
Unit Head Formulation & Rotavirus08 YearsChemical EngineeringGSKEure, FranceClick for Details
Senior Director15+ YearsChemical EngineeringGSKPennsylvania, United StatesClick for Details
Molecule Steward Lead08 YearsChemical EngineeringGSKPennsylvania, United StatesClick for Details
Small Molecule CMC Leader - Senior DirectorNAChemical EngineeringGSKPennsylvania, United StatesClick for Details
BiotechnologistNAChemical EngineeringGSKTuas, SingaporeClick for Details
Manager, Refrigeration Engineering5+ yearsChemical EngineeringThermo Fisher ScientificOhio, United StatesClick for Details
Engineer II, Manufacturing Engineering2-3 yearsChemical EngineeringThermo Fisher ScientificVirginia, United StatesClick for Details
Regulatory Affairs Scientist (Chemical Compliance)05 YearsChemical EngineeringThermo Fisher ScientificLondon, United KingdomClick for Details
Regulatory Affairs Scientist (Chemical Compliance)05 YearsChemical EngineeringThermo Fisher ScientificVilnius, LithuaniaClick for Details
Sr. Manufacturing Engineer03 - 05 YearsChemical EngineeringThermo Fisher ScientificGuangdong, ChinaClick for Details
Senior Technical Sales Specialist08 YearsChemical EngineeringThermo Fisher ScientificSingaporeClick for Details
FSP Senior Scientist04 - 06 YearsChemical EngineeringThermo Fisher ScientificNew Jersey, United StatesClick for Details
Supervisor Process EngineerNAChemical EngineeringThermo Fisher ScientificGermanyClick for Details
Staff Scientist, Process Development02 YearsChemical EngineeringThermo Fisher ScientificVilnius, LithuaniaClick for Details
Product Specialist05 YearsChemical EngineeringThermo Fisher ScientificSeoul, KoreaClick for Details
FSP Associate Scientist00 - 02 YearsChemical EngineeringThermo Fisher ScientificDelaware, United StatesClick for Details
Technical Sales Specialist03+ YearsChemical EngineeringThermo Fisher ScientificSeoul, Korea,Click for Details
Scientist III, Quality Control05+ YearsChemical EngineeringThermo Fisher ScientificVirginia, United StatesClick for Details
Manufacturing Process Engineer02 YearsChemical EngineeringThermo Fisher ScientificOhio, United StatesClick for Details
Scientist III, Data Scientist,NAChemical EngineeringThermo Fisher ScientificNew York, United StatesClick for Details
Field Service Engineer03 YearsChemical EngineeringThermo Fisher ScientificKorea, RepublicClick for Details
Scientist Manufacturing scinces Level II02 YearsChemical EngineeringThermo Fisher ScientificKorea, RepublicClick for Details
Senior Upstream Process Engineer8+ yearsChemical EngineeringThermo Fisher ScientificTexas, United StatesClick for Details
Analytical Development Scientist (HPLC)03+ YearsChemical EngineeringThermo Fisher ScientificMassachusetts, United StatesClick for Details
Staff Medical Device Autoinjector Engineer08+ YearsChemical EngineeringThermo Fisher ScientificNorth Carolina, United StatesClick for Details
Manager, Program Management08+ YearsChemical EngineeringThermo Fisher ScientificPennsylvania, United StatesClick for Details
Sr. Director, Corporate Accounts07 YearsChemical EngineeringThermo Fisher ScientificTexas, United StatesClick for Details
Senior Chemical Engineer07 YearsChemical EngineeringThermo Fisher ScientificUnited KingdomClick for Details
Formulation Scientist, Manufacturing SciencesNAChemical EngineeringThermo Fisher ScientificItalyClick for Details
Scientist III, operation05 YearsChemical EngineeringThermo Fisher ScientificChinaClick for Details
Product Development Engineer08 YearsChemical EngineeringThermo Fisher ScientificConnecticut, United StatesClick for Details
Chromatography ScientistNAChemical EngineeringThermo Fisher ScientificVilnius, LithuaniaClick for Details
Senior Scientist Material Management05 YearsChemical EngineeringThermo Fisher ScientificSwitzerlandClick for Details
Product Compliance Specialist III05 - 10 YearsChemical EngineeringThermo Fisher ScientificBangalore, IndiaClick for Details
Manufacturing Process Engineer01 - 03 YearsChemical EngineeringThermo Fisher ScientificOhio, United StatesClick for Details
Process Chemist / Chemical EngineerNAChemical EngineeringThermo Fisher ScientificUpper Austria, AustriaClick for Details
Scientist III, R&D - Chromatography03 YearsChemical EngineeringThermo Fisher ScientificCalifornia, United StatesClick for Details
Process and Cleaning Validation Lead,05 YearsChemical EngineeringThermo Fisher ScientificSwitzerlandClick for Details
Technical Sales Specialist (Product Specialist)03+ YearsChemical EngineeringThermo Fisher ScientificSeoul, KoreaClick for Details
Technical Program Manager,02 - 03 YearsChemical EngineeringThermo Fisher ScientificNew York, United StatesClick for Details
Senior Manager,15+ YearsChemical EngineeringThermo Fisher ScientificSeoul, Korea,Click for Details
Application Scientist8–12 yearsChemical EngineeringThermo Fisher ScientificIndiaClick for Details
Senior Downstream Process Engineer,8+ yearsChemical EngineeringThermo Fisher ScientificTexas, United StatesClick for Details
Manufacturing Process Manager06 YearsChemical EngineeringThermo Fisher ScientificSouth Carolina, United StatesClick for Details
Technology Transfer and Development ScientistNAChemical EngineeringThermo Fisher ScientificItalyClick for Details
Senior Refrigeration Engineer05 YearsChemical EngineeringThermo Fisher ScientificOhio, United StatesClick for Details
Manufacturing Engineering Supervisor3 to 5 yearsChemical EngineeringThermo Fisher ScientificUtah, United StatesClick for Details
Senior Refrigeration Engineer05 YearsChemical EngineeringThermo Fisher ScientificOhio, United StatesClick for Details
Field Application Scientist,05+ YearsChemical EngineeringThermo Fisher ScientificMassachusetts, United StatesClick for Details
Supervisor, Product Compliance05 - 10 YearsChemical EngineeringThermo Fisher ScientificIndiaClick for Details
Equipment Validation Specialist02 YearsChemical EngineeringThermo Fisher ScientificItalyClick for Details
Sr Scientific Support Specialist - Scale Up Lab01 YearsChemical EngineeringThermo Fisher ScientificMassachusetts, United StatesClick for Details
Scientist III, R&D03 YearsChemical EngineeringThermo Fisher ScientificCalifornia, United StatesClick for Details
Scientist II, Data Scientist,02 YearsChemical EngineeringThermo Fisher ScientificNew York, United StatesClick for Details
Senior Manager,08 YearsChemical EngineeringThermo Fisher ScientificNew Jersey, United StatesClick for Details
Supervisor,05 YearsChemical EngineeringThermo Fisher ScientificMassachusetts, United StatesClick for Details
QC PDS Sr. Analyst02 YearsChemical EngineeringThermo Fisher ScientificItalyClick for Details
Technical Sales SpecialistNAChemical EngineeringThermo Fisher ScientificBrazilClick for Details
PDS AD & GMP Technician02 YearsChemical EngineeringThermo Fisher ScientificItalyClick for Details
Account Manager05+ YearsChemical EngineeringThermo Fisher ScientificSeoul, KoreaClick for Details
Account Manager II03 - 05 YearsChemical EngineeringThermo Fisher ScientificMexicoClick for Details
Engineer I, Reliability Engineer0-2 yearsChemical EngineeringThermo Fisher ScientificNew Jersey, United StatesClick for Details
Senior Manager08+ YearsChemical EngineeringThermo Fisher ScientificSingaporeClick for Details

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The post Chemical Engineering Jobs Digest July 2026 appeared first on Chemical Engineering Site.

]]> Chemical Engineering Jobs Digest June2026 https://chemicalengineeringsite.in/chemical-engineering-jobs-digest-june2026/ Mon, 22 Jun 2026 13:52:49 +0000 https://chemicalengineeringsite.in/?p=4407 Explore 100+ Jobs for Chemical Engineers at various locations for Fresher’s as well as Experienced. The vacancies include those in ExxonMobil, Huntsman, GSK, RIL, ADNOC GAS O&M, Wood, KBR, aramco, Moderna, AkzoNobel, The Hershey Company, Johnson Matthey, Sanofi, etc.

The post Chemical Engineering Jobs Digest June2026 appeared first on Chemical Engineering Site.

]]> Explore 100+ Jobs for Chemical Engineers at various locations for Fresher’s as well as Experienced. The vacancies include those in ExxonMobil, Huntsman, GSK, RIL, ADNOC GAS O&M, Wood, KBR, aramco, Moderna, AkzoNobel, The Hershey Company, Johnson Matthey, Sanofi, etc.

PositionExperienceEligibilityCompanyLocationSource
CNE - HCC InternshipNAChemical EngineeringExxonMobilHuizhou, ChinaClick for Details
Chemical EngineerNAChemical EngineeringExxonMobilKuala Lumpur, MalaysiaClick for Details
Advance Water and Wastewater Engineer05 - 10 YearsChemical EngineeringExxonMobilKuala Lumpur, MalaysiaClick for Details
Advanced Process Control Applications Engineer01 - 02 YearsChemical EngineeringExxonMobilKuala Lumpur, MalaysiaClick for Details
Olefins Process Engineer03 - 10 YearsChemical EngineeringExxonMobilKuala Lumpur, MalaysiaClick for Details
Chemical Engineer03+ YearsChemical EngineeringExxonMobilKuala Lumpur, MalaysiaClick for Details
Manufacturing Process Engineer03 - 05 YearsChemical EngineeringExxonMobilKuala Lumpur, MalaysiaClick for Details
Process Engineering StudentNAChemical EngineeringExxonMobilEdmonton, CanadaClick for Details
Advanced Process Control Applications Engineer03+ YearsChemical EngineeringExxonMobilKuala Lumpur, MalaysiaClick for Details
Business Development Manager (BDM)05+ YearsChemical EngineeringExxonMobilBangalore, IndiaClick for Details
Project Manager for Catalyst and Licensing Solution delivery10+ YearsChemical EngineeringExxonMobilBangalore, IndiaClick for Details
Process Engineer10+ YearsChemical EngineeringExxonMobilKuala Lumpur, MalaysiaClick for Details
Core Blending EngineerNAChemical EngineeringExxonMobilKuala Lumpur, MalaysiaClick for Details
Raw Materials Characterization EngineerNAChemical EngineeringExxonMobilKuala Lumpur, MalaysiaClick for Details
Research Lab Technician01+ YearsChemical EngineeringExxonMobilMachelen, BelgiumClick for Details
Hydroprocessing Engineer05 YearsChemical EngineeringExxonMobilKuala Lumpur, MalaysiaClick for Details
Subsea Controls Engineer03 - 13 YearsChemical EngineeringExxonMobilBangalore, IndiaClick for Details
Polymers Advanced MFG Process EngineerNAChemical EngineeringExxonMobilMalaysiaClick for Details
Regulatory Affairs and compliance AdvisorNAChemical EngineeringExxonMobilBangalore, IndiaClick for Details
Advanced Gas Treating Engineer10 - 15 YearsChemical EngineeringExxonMobilKuala Lumpur, MalaysiaClick for Details
PS&RA Operation AdvisorNAChemical EngineeringExxonMobilBangalore, IndiaClick for Details
Flow Assurance Engineer03 YearsChemical EngineeringExxonMobilBangalore, IndiaClick for Details
Safety Relief Engineer05 YearsChemical EngineeringExxonMobilKuala Lumpur, MalaysiaClick for Details
HCC Unit OperatorNAChemical EngineeringExxonMobilHuizhou, ChinaClick for Details
Responsible Mechanical Engineer15+ YearsChemical EngineeringHuntsmanWilton, United KingdomClick for Details
Process Development Engineer03+ YearsChemical EngineeringHuntsmanLos Angeles, United StatesClick for Details
EHSQ Manager08 - 10 YearsChemical EngineeringHuntsmanWilton, United KingdomClick for Details
Senior Process and Project Analyst03 YearsChemical EngineeringHuntsmanBrazilClick for Details
Site Engineering Lead02 YearsChemical EngineeringGSKPennsylvania, United StatesClick for Details
EHS&S Specialist02 YearsChemical EngineeringGSKPennsylvania, United StatesClick for Details
Regional EM Engineering Lead10+ YearsChemical EngineeringGSKPennsylvania, United StatesClick for Details
Associate Director - Process Engineering10+ YearsChemical EngineeringGSKPennsylvania, United StatesClick for Details
Principal/Senior EHS EngineerNAEngineeringGSKTuas, SingaporeClick for Details
Quality R&D Operations Drug Substance10+ YearsChemical EngineeringGSKPennsylvania, United StatesClick for Details
Field Executive - PTA 7 _ DMD [82768381]03 Years Diploma in Chemical EngineeringRILGujarat, IndiaClick for Details
Shift Engineer - ETP 4 - DMD [82751920]03 - 07 YearsChemical EngineeringRILGujarat, IndiaClick for Details
Field Executive - PTA 7 - DMD [82746069]03 YearsDiploma in Chemical EngineeringRILGujarat, IndiaClick for Details
Panel Officer - ETP 4 - DMD [82722379]03+ YearsChemical EngineeringRILGujarat, IndiaClick for Details
Shift Engineer - PTA 7 - DMD [82708198]03 - 07 YearsChemical EngineeringRILGujarat, IndiaClick for Details
Senior Engineer08 YearsChemical EngineeringADNOC GAS O&MUnited Arab EmiratesClick for Details
Engineer, Process Automation 06 YearsChemical EngineeringADNOC GAS O&MUnited Arab EmiratesClick for Details
Senior Engineer, Process Safety06 YearsChemical EngineeringADNOC GAS O&MUnited Arab EmiratesClick for Details
Manager, Gas Operations12 YearsChemical EngineeringADNOC GAS O&MUnited Arab EmiratesClick for Details
Graduate Process EngineerNAChemical EngineeringWoodUnited Arab EmiratesClick for Details
Graduate Process EngineerNAChemical EngineeringWoodUnited Arab EmiratesClick for Details
Graduate HSE OfficerNAChemical EngineeringWoodUnited Arab EmiratesClick for Details
Project Engineer - Life SciencesNAChemical EngineeringWoodItalyClick for Details
Planning EngineerNAChemical EngineeringWoodItalyClick for Details
Process Lead Engineer - Petrochemical15 - 20 YearsChemical EngineeringKBRChennai, IndiaClick for Details
Process Senior Engineer10 - 15 YearsChemical EngineeringKBRBangalore, IndiaClick for Details
Lead Process Engineer15 - 20 YearsChemical EngineeringKBRBangalore, IndiaClick for Details
Lead Engineer (Ammonia & Urea )15 - 20 YearsChemical EngineeringKBRChennai, IndiaClick for Details
Senior Designer - Piping07 - 10 YearsChemical EngineeringKBRChennai, IndiaClick for Details
Laboratory Analyst01 - 02 YearsChemical EngineeringKBRdiego garciaClick for Details
Operator in Responsible Charge01 - 02 YearsChemical EngineeringKBRdiego garciaClick for Details
Gas Process Engineer10 YearsChemical EngineeringaramcoSaudi ArabiaClick for Details
Process Engineer15 YearsChemical EngineeringaramcoSaudi ArabiaClick for Details
Pilot Plant Process Engineer10+ YearsChemical EngineeringaramcoSaudi ArabiaClick for Details
Engineer III, Process Development05+ YearsChemical EngineeringModernaMassachusetts, United StatesClick for Details
Principal Scientist,05+ YearsChemical EngineeringModernaMassachusetts, United StatesClick for Details
Production Engineer02 - 04 YearsChemical EngineeringModernaMelbourne - AustraliaClick for Details
Associate Director, Process Development10+ YearsChemical EngineeringModernaMassachusetts, United StatesClick for Details
Senior Engineer I, Process Engineering07+ YearsChemical EngineeringModernaMassachusetts, United StatesClick for Details
Site Engineering Lead10 YearsChemical EngineeringGSkPennsylvania, United StatesClick for Details
Regional EM Engineering Lead10 YearsChemical EngineeringGSkPennsylvania, United StatesClick for Details
Associate Director - Process Engineering10+ YearsChemical EngineeringGSkPennsylvania, United StatesClick for Details
Senior/ Manufacturing Engineer03 YearsChemical EngineeringGSkJurong, SingaporeClick for Details
Engineering Manager10+ YearsChemical EngineeringAkzoNobelChinaClick for Details
HSE&S specialist03 YearsChemical EngineeringAkzoNobelJiashan, ChinaClick for Details
Project Manager05 - 07 YearsChemical EngineeringAkzoNobelIllinois, United StatesClick for Details
Graduate Engineering Trainee-HSE02 YearsChemical EngineeringAkzoNobelChangzhou, ChinaClick for Details
Engineering Manager SRE07 YearsChemical EngineeringAkzoNobelPennsylvania, United StatesClick for Details
Production & Process SupervisorNAChemical EngineeringAkzoNobelChangzhou, ChinaClick for Details
Process Engineer05+ YearsChemical EngineeringAkzoNobelUnited StatesClick for Details
Graduate Engineering TraineeNAChemical EngineeringAkzoNobelNew jersey, United StatesClick for Details
Process Engineer02 - 03 YearsChemical EngineeringAkzoNobelIllinois , United StatesClick for Details
Chemist00 - 03 YearsChemical EngineeringAkzoNobelMalaysiaClick for Details
HSE&S Manager10+ YearsChemical EngineeringAkzoNobelTexas, United StatesClick for Details
Technologist III03 - 05 YearsChemical EngineeringAkzoNobelVietnamClick for Details
Analytical Chemist03+ YearsChemical EngineeringAkzoNobelSpainClick for Details
Technical Service EngineerNAChemical EngineeringJohnson MattheyIllinois , United StatesClick for Details
Production Shift Supervisor05 - 07 YearsChemical EngineeringHuntsmanAlabama, United StatesClick for Details
AI/Automation InternNAChemical EngineeringHuntsmanKuala Lumpur, MalaysiaClick for Details
Process Engineer – Coatings Manufacturing Aerospace03 - 05 YearsChemical EngineeringAkzoNobelIllinois , United StatesClick for Details
Process Engineer05+ YearsChemical EngineeringAkzoNobelSouth Carolina, United StatesClick for Details
Resin Process EngineerNAChemical EngineeringAkzoNobelNetherlandsClick for Details
Process Engineer (Sassenheim)NAChemical EngineeringAkzoNobelNetherlandsClick for Details
Graduate Engineering Trainee / Process EngineerNAChemical EngineeringAkzoNobelMelbourne, AustraliaClick for Details
Research Scientist – Sweets & Refreshments02 - 04 YearsChemical EngineeringThe Hershey CompanyPennsylvania, United StatesClick for Details
Future Opportunities Chemical Engineering Co-OpNAChemical EngineeringThe Hershey CompanyPennsylvania, United StatesClick for Details
Staff Scientist R&D10+ YearsChemical EngineeringThe Hershey CompanyPennsylvania, United StatesClick for Details
Line Lead03 - 07 YearsChemical EngineeringThe Hershey CompanyMadhya Pradesh , IndiaClick for Details
Senior Manager, Food Safety & Quality05 YearsChemical EngineeringThe Hershey CompanyLondon, EnglandClick for Details
Senior Process Engineer04 YearsChemical EngineeringThe Hershey CompanyPennsylvania, United StatesClick for Details
Mgr R&D Process Technology05+ YearsChemical EngineeringThe Hershey CompanyPennsylvania, United StatesClick for Details
MSAT Process Engineer TraineeNAChemical EngineeringSanofiSingaporeClick for Details
Principal Scientist CrystallizationNAChemical EngineeringSanofiMontpellier, FranceClick for Details
Head of Engineering & Projects10 YearsChemical EngineeringSanofiSingaporeClick for Details
Chemical Technician TraineeNAChemical EngineeringSanofiSingaporeClick for Details
Principal Scientist04 YearsChemical EngineeringSanofiMassachusetts, United StatesClick for Details

The post Chemical Engineering Jobs Digest June2026 appeared first on Chemical Engineering Site.

]]> Chemical Engineering Jobs Digest April 2026 https://chemicalengineeringsite.in/chemical-engineering-jobs-digest-april-2026/ Thu, 30 Apr 2026 12:34:39 +0000 https://chemicalengineeringsite.in/?p=4380 Explore 80+ Jobs for Chemical Engineers at various locations for Fresher’s as well as Experienced. The vacancies include those in ExxonMobil,RIL, Bayer, Sanofi, GSK, Huntsman, Johnson Matthey, AkzoNobel, Moderna, Phillips 66, etc.

The post Chemical Engineering Jobs Digest April 2026 appeared first on Chemical Engineering Site.

]]> Explore 80+ Jobs for Chemical Engineers at various locations for Fresher’s as well as Experienced. The vacancies include those in ExxonMobil,RIL, Bayer, Sanofi, GSK, Huntsman, Johnson Matthey, AkzoNobel, Moderna, Phillips 66, etc.

PositionExperienceEligibilityCompanyLocationSource
Projects Engr - CHO Projects P&S [82679467]03 - 06 YearsChemical EngineeringRILJamnagar, IndiaClick for Details
Panel Officer - PTA 7 - DMD [82676359]03 YearsChemical EngineeringRILGujarat, IndiaClick for Details
Lab Analyst [82646843]00 - 03 YearsChemical EngineeringRILVadodara, IndiaClick for Details
Research Scientist [82596836]02 - 03 YearsChemical EngineeringRILNavi Mumbai, IndiaClick for Details
Advanced Oilfield Chemicals Engineer08 YearsChemical EngineeringExxonMobilBengaluru, IndiaClick for Details
Chemical Engineer08 YearsChemical EngineeringExxonMobilKuala Lumpur, MalaysiaClick for Details
Advance Water and Wastewater Engineer03+ YearsChemical EngineeringExxonMobilKuala Lumpur, MalaysiaClick for Details
Campus Hire - Chemical Engineer03+ YearsChemical EngineeringExxonMobilKuala Lumpur, MalaysiaClick for Details
Olefins Process Engineer03 - 10 YearsChemical EngineeringExxonMobilKuala Lumpur, MalaysiaClick for Details
Manufacturing Process Engineer03 - 05 YearsChemical EngineeringExxonMobilKuala Lumpur, MalaysiaClick for Details
Advanced Process Control Applications Engineer01 - 02 YearsChemical EngineeringExxonMobilKuala Lumpur, MalaysiaClick for Details
Advanced Process Control Applications Engineer03 YearsChemical EngineeringExxonMobilKuala Lumpur, MalaysiaClick for Details
Manufacturing Chemical Process Engineer03 - 10 YearsChemical EngineeringExxonMobilTexas, United StatesClick for Details
Higher Olefins Process DeveloperNAChemical EngineeringExxonMobilHuizhou, ChinaClick for Details
Core Blending Engineer05 YearsChemical EngineeringExxonMobilKuala Lumpur, MalaysiaClick for Details
Process Engineer10 YearsChemical EngineeringExxonMobilKuala Lumpur, MalaysiaClick for Details
Raw Materials Characterization EngineerNAChemical EngineeringExxonMobilKuala Lumpur, MalaysiaClick for Details
Research Lab TechnicianNAChemical EngineeringExxonMobilMachelen, BelgiumClick for Details
Hydroprocessing Engineer03 - 05 YearsChemical EngineeringExxonMobilKuala Lumpur, MalaysiaClick for Details
Contracts Manager - Chemical Products03 YearsChemical EngineeringExxonMobilBengaluru, IndiaClick for Details
2026 Co-Op, Drug Product DevelopmentNAChemical EngineeringModernaMassachusetts, United StatesClick for Details
(Fixed Term) Specialist, Validation (CQV)04 - 07 YearsChemical EngineeringModernaCanadaClick for Details
Associate CMC Systems Engineer03+ YearsChemical EngineeringModernaMassachusetts, United StatesClick for Details
Senior Manager, Corporate Development04+ YearsChemical EngineeringModernaMassachusetts, United StatesClick for Details
Executive Director,10+ YearsChemical EngineeringModernaMassachusetts, United StatesClick for Details
Project Manager III20 YearsChemical EngineeringHuntsmanLouisiana, United StatesClick for Details
Quality Manager15 YearsChemical EngineeringHuntsmanMexicoClick for Details
Operations Support Engineer00 - 04 YearsChemical EngineeringHuntsmanLouisiana, United StatesClick for Details
EHS Specialist03 YearsChemical EngineeringHuntsmanHungaryClick for Details
Senior Manufacturing Engineer06 YearsChemical EngineeringGSKJurong, SingaporeClick for Details
Manufacturing Site Manager08+ YearsChemical EngineeringGSKJurong, SingaporeClick for Details
Senior/Operations Engineer04 YearsChemical EngineeringGSKTuas, SingaporeClick for Details
Senior Manager10 YearsChemical EngineeringGSKBengaluru, IndiaClick for Details
Engineering Platform LeadNAChemical EngineeringGSKJurong, SingaporeClick for Details
MSAT Product Owner08 YearsChemical EngineeringGSKTuas, SingaporeClick for Details
Senior Director15+ YearsChemical EngineeringGSKMassachusetts, United StatesClick for Details
Regulatory Affairs Specialist02 - 04 YearsChemical EngineeringGSKMexicoClick for Details
Quality R&D Operations Drug Substance Director10+ YearsChemical EngineeringGSKPennsylvania, United StatesClick for Details
Principal Scientist10+ YearsChemical EngineeringGSKPennsylvaniaClick for Details
Snr/Biotechnologist NAChemical EngineeringGSKTuas, SingaporeClick for Details
Manufacturing Engineer02 YearsChemical EngineeringGSKJurong, SingaporeClick for Details
Manufacturing Technician IIINAChemical EngineeringGSKPennsylvania, United StatesClick for Details
Operations Engineer03 YearsChemical EngineeringGSKTuas, SingaporeClick for Details
EHS Director07+ YearsChemical EngineeringGSKHamilton, United StatesClick for Details
Associate Engineer03 - 04 YearsChemical EngineeingSanofiSingaporeClick for Details
Automation & Advanced Modeling Senior Scientist02+ YearsChemical EngineeringSanofiMontpellier, FranceClick for Details
M&S-IFB-MSP Engineer02 YearsChemical EngineeringSanofiBeijing, ChinaClick for Details
Senior Scientist Automation and Advanced Modeling08 YearsChemical EngineeringSanofiMassachusetts, United StatesClick for Details
Automation SpecialistNAChemical EngineeringSanofiSingaporeClick for Details
Process Engineer05+ YearsChemical EngineeringSanofiPennsylvania, United StatesClick for Details
Senior ScientistNAChemical EngineeringSanofiFranceClick for Details
(Senior) C&Q Engineer06 - 10 YearsChemical EngineeringSanofiSingaporeClick for Details
Associate ScientistNAChemical EngineeringSanofiMassachusetts, United StatesClick for Details
Chemical Development Lead - I08+ YearsChemical EngineeringbayerGujarat, IndiaClick for Details
Principal Production Engineer06+ YearsChemical EngineeringbayerMissouri, United StatesClick for Details
Intern in Integrated Process & Mathematical SolutionsNAChemical EngineeringbayerNorth Rhine Westfalia, GermanyClick for Details
Process Engineer II02 YearsChemical EngineeringbayerIowa, United StatesClick for Details
Senior Process Engineer06 YearsChemical EngineeringbayerIdaho, United StatesClick for Details
Shift In-charge Production GMP05+ YearsChemical EngineeringbayerGujarat, IndiaClick for Details
Senior Process Engineer04 YearsChemical EngineeringbayerIowa, United StatesClick for Details
Process Safety LeadNAChemical EngineeringJohnson MattheyUnited kingdomClick for Details
Process Efficiency Manager10+ YearsChemical EngineeringJohnson MattheyNew Jersey, United StatesClick for Details
Principal Technical Professional05 - 08 YearsChemical EngineeringKBRChennai, IndiaClick for Details
HSE&S specialist03+ YearsChemical EngineeringAkzoNobelJiashan, ChinaClick for Details
Project Manager05 - 07 YearsChemical EngineeringAkzoNobelIllinois, United StatesClick for Details
Production ManagerNAChemical EngineeringAkzoNobelChangzhou, ChinaClick for Details
Global Manufacturer05 YearsChemical EngineeringAkzoNobelIllinois, United StatesClick for Details
Graduate Engineering Trainee 202601 YearsChemical EngineeringAkzoNobelChinaClick for Details
Production Supervisor - Sr. Level10+ YearsChemical EngineeringAkzoNobelNorth Carolina, United StatesClick for Details
Production & Process SupervisorNAChemical EngineeringAkzoNobelChinaClick for Details
Process Engineer03 - 05 YearsChemical EngineeringAkzoNobelUnited StatesClick for Details
Process Engineer03 - 05 YearsChemical EngineeringAkzoNobelUnited StatesClick for Details
Chemist00 - 03 YearsChemical EngineeringAkzoNobelUnited StatesClick for Details
Quality Manager05+ YearsChemical EngineeringAkzoNobelUnited StatesClick for Details
GET Rotational Engineer01 YearsChemical EngineeringAkzoNobelUnited StatesClick for Details
Specification Selling Specialist-Fire05 YearsChemical EngineeringAkzoNobelUnited StatesClick for Details
HSE Manager - WarsawNAChemical EngineeringAkzoNobelUnited StatesClick for Details
Head of Research Development & Innovation (RD&I), ASEAN15 YearsChemical EngineeringAkzoNobelUnited StatesClick for Details
Production Supervisor03 YearsChemical EngineeringAkzoNobelUnited StatesClick for Details
Advanced Process Control Engineer II03+ YearsChemical EngineeringPhillips 66United StatesClick for Details
Laboratory Technician03+ YearsChemical EngineeringPhillips 66Texas, United StatesClick for Details
Senior Engineer Advanced Process Control10 YearsChemical EngineeringPhillips 66Texas, United StatesClick for Details
Project Manager III, Well Connects05+ YearsChemical EngineeringPhillips 66Texas, United StatesClick for Details

The post Chemical Engineering Jobs Digest April 2026 appeared first on Chemical Engineering Site.

]]> Chemical Engineering Jobs Digest March 2026 https://chemicalengineeringsite.in/chemical-engineering-jobs-digest-march-2026/ Mon, 30 Mar 2026 10:39:10 +0000 https://chemicalengineeringsite.in/?p=4360 Explore 70+ Jobs for Chemical Engineers at various locations for Fresher’s as well as Experienced. The vacancies include those in ExxonMobil,RIL, Moderna, DSM, AkzoNobel, Clariant, Phillips 66, Sanofi etc.

The post Chemical Engineering Jobs Digest March 2026 appeared first on Chemical Engineering Site.

]]> Explore 70+ Jobs for Chemical Engineers at various locations for Fresher’s as well as Experienced. The vacancies include those in ExxonMobil,RIL, Moderna, DSM, AkzoNobel, Clariant, Phillips 66, Sanofi etc.

PositionExperienceEligibilityCompanyLocationSource
Advanced Oilfield Chemicals Engineer08 YearsChemical EngineeringExxonMobilBengaluru, IndiaClick for Details
HCC InternshipNAChemical EngineeringExxonMobilChinaClick for Details
Advance Water and Wastewater Engineer05 - 10 YearsChemical EngineeringExxonMobilKuala Lumpur,MalaysiaClick for Details
Campus Hire - Chemical Engineer03+ YearsChemical EngineeringExxonMobilKuala Lumpur,MalaysiaClick for Details
Olefins Process Engineer05 - 10 YearsChemical EngineeringExxonMobilKuala Lumpur,MalaysiaClick for Details
Manufacturing Process Engineer03 - 05 YearsChemical EngineeringExxonMobilKuala Lumpur,MalaysiaClick for Details
Advanced Process Control Applications Engineer01 - 02 YearsChemical EngineeringExxonMobilKuala Lumpur,MalaysiaClick for Details
Manufacturing Chemical Process Engineer03 - 10 YearsChemical EngineeringExxonMobilTexas, United StatesClick for Details
Higher Olefins Process DeveloperNAChemical EngineeringExxonMobilHuizhou, ChinaClick for Details
Raw Materials Characterization EngineerNAChemical EngineeringExxonMobilKuala Lumpur,MalaysiaClick for Details
Process Engineer10 YearsChemical EngineeringExxonMobilKuala Lumpur,MalaysiaClick for Details
Fluid Catalytic Cracking (FCC) Process Engineer07 YearsChemical EngineeringExxonMobilKuala Lumpur,MalaysiaClick for Details
Advanced Gas Treating Engineer10 - 15 YearsChemical EngineeringExxonMobilKuala Lumpur,MalaysiaClick for Details
Hydroprocessing Engineer05 YearsChemical EngineeringExxonMobilKuala Lumpur,MalaysiaClick for Details
Senior Customer and Application Development Engineer10 YearsChemical EngineeringExxonMobilShanghai, ChinaClick for Details
Senior Customer & Application Development Engineer,10+ YearsChemical EngineeringExxonMobilmachelen, BelgiumClick for Details
Polymers Advanced MFG Process EngineerNAChemical EngineeringExxonMobilKuala Lumpur,MalaysiaClick for Details
Process Safety Engineer03 YearsChemical EngineeringExxonMobilKuala Lumpur,MalaysiaClick for Details
Research TechnicianNAChemical EngineeringExxonMobilShanghai, ChinaClick for Details
Fuels Product EngineerNAChemical EngineeringExxonMobilPrague, Czech RepublicClick for Details
Research TechnicianNAChemical EngineeringExxonMobilShanghai, ChinaClick for Details
Senior Process Control Applications Engineer10+ YearsChemical EngineeringExxonMobilTexas, United StatesClick for Details
Sr. Product Development Engineer05 - 10 YearsChemical EngineeringExxonMobilTexas, United StatesClick for Details
Petroleum Engineer05 YearsChemical EngineeringExxonMobilKuala Lumpur,MalaysiaClick for Details
Project Engineer03 - 05 YearsChemical EngineeringAkzoNobelIllinois, United StatesClick for Details
Project Manager05 - 07 YearsChemical EngineeringAkzoNobelIllinois, United StatesClick for Details
Chemist00 - 03 YearsChemical EngineeringAkzoNobelNilai, MalaysiaClick for Details
GET Rotational Engineer01 YearsChemical EngineeringAkzoNobelBarcelonaClick for Details
Reliability Engineer03 - 05 YearsChemical EngineeringAkzoNobelIllinois, United StatesClick for Details
Senior R&D Chemist02 YearsChemical EngineeringAkzoNobelVietnamClick for Details
Quality Control Technician II01 - 03 YearsChemical EngineeringAkzoNobelMichigan, United StatesClick for Details
Manufacturing Site Manager08+ YearsChemical EngineeringGSKJurong, SingaporeClick for Details
Validation Engineer05+ YearsChemical EngineeringGSKKing of Prussia, PennsylvaniaClick for Details
Manufacturing TechnicianNAChemical EngineeringGSKJurong, SingaporeClick for Details
Process Development Technician01 YearsChemical EngineeringGSKTuas, SingaporeClick for Details
Quality R&D Operations Drug Substance Director10+ YearsChemical EngineeringGSKPennsylvania, United StatesClick for Details
Process Engineer02 YearsChemical EngineeringGSKJurong, SingaporeClick for Details
Senior TS Engineer05 YearsChemical EngineeringGSKTuas, SingaporeClick for Details
Engineering Operations ManagerNAChemical EngineeringGSKUnited StatesClick for Details
CQV Engineer III05+ YearsChemical EngineeringModernaMassachusetts, United StatesClick for Details
Senior Engineer I,07 - 10 YearsChemical EngineeringModernaMassachusetts, United StatesClick for Details
Specialist, Quality Control,02 - 05 YearsChemical EngineeringModernaMadrid - SpainClick for Details
Plant Incharge - Nagpur [82579191]03 YearsChemical EngineeringRILNagpur, IndiaClick for Details
Plant Incharge - Dhenkanal 2 [82579143]03 YearsChemical EngineeringRILDhenkanal , IndiaClick for Details
Plant Incharge - Bhopal [82579067]03 YearsChemical EngineeringRILBhopal, IndiaClick for Details
Sr. Engr - CHO Projects Safety [82577565]05 - 10 YearsChemical EngineeringRILJamnagar, IndiaClick for Details
Lead Operations - Dhenkanal 1 [82529426]15 - 20 YearsChemical EngineeringRILDhenkanal, IndiaClick for Details
Technical Manager07 YearsChemical EngineeringClariantNorth Carolina, United StatesClick for Details
Process Engineer Manager05+ YearsChemical EngineeringClariantKentucky, United StatesClick for Details
ESHA / HSE Manager EMEA (m/f/d)05+ YearsChemical EngineeringClariantBavaria, GermanyClick for Details
Procurement Manager10 YearsChemical EngineeringClariantShanghai, ChinaClick for Details
Procurement Manager03 - 07 YearsChemical EngineeringClariantMaharashtra, IndiaClick for Details
Sales Manager10 YearsChemical EngineeringClariantSingaporeClick for Details
Regional Category ManagerNAChemical EngineeringClariantMexicoClick for Details
Inventory & Supply Planning Manager03 YearsChemical EngineeringClariantSpainClick for Details
ESHA Supervisor03 YearsChemical EngineeringClariantLiaoning, ChinaClick for Details
Shift Supervisor03+ YearsChemical EngineeringClariantUnited StatesClick for Details
Head of Regulatory Affairs Americas15 YearsChemical EngineeringClariantUnited StatesClick for Details
Engineer II, Process,05+ YearsChemical EngineeringPhilllips 66United StatesClick for Details
Manager,10+ YearsChemical EngineeringPhilllips 66United StatesClick for Details
Future Talent Pipeline - Advanced Process Control Engineer03+ YearsChemical EngineeringPhilllips 66Texas, United StatesClick for Details
Engineer, Process,03+ YearsChemical EngineeringPhilllips 66United StatesClick for Details
Engineer II, Process, Wood River Refinery05 YearsChemical EngineeringPhilllips 66United StatesClick for Details
Senior Manager,10+ YearsChemical EngineeringPhilllips 66United StatesClick for Details
Supervisor II,05+ YearsChemical EngineeringPhilllips 66United StatesClick for Details
Facility Building Engineer03 YearsChemical EngineeringPhilllips 66United StatesClick for Details
Sr Specialist I,NAChemical EngineeringPhilllips 66United StatesClick for Details
Sr Construction Field Representative I,10+ YearsChemical EngineeringPhilllips 66United StatesClick for Details
Specialist, Environmental, Billings Refinery03+ YearsChemical EngineeringPhilllips 66United StatesClick for Details
Fired Equipment Engineer05 YearsChemical EngineeringExxonMobilKuala Lumpur, MalaysiaClick for Details
Analytical Science: Optical Spectroscopist02+ YearsChemical EngineeringExxonMobilTexas, United StatesClick for Details
Advance Water and Wastewater Engineer05 - 10 YearsChemical EngineeringExxonMobilKuala Lumpur, MalaysiaClick for Details
Chromatography Scientist02+ YearsChemical EngineeringExxonMobilTexas, United StatesClick for Details
Cost Estimation Engineer03 YearsChemical EngineeringExxonMobilBengaluru, IndiaClick for Details
Senior Process Control Applications Engineer10+ YearsChemical EngineeringExxonMobilIllinois, United StatesClick for Details
Process Design Engineer08 YearsChemical EngineeringExxonMobilBengaluru, IndiaClick for Details
Senior Process Control Applications Engineer10+ YearsChemical EngineeringExxonMobilTexas, United StatesClick for Details
Business Coordinator,05 YearsChemical EngineeringExxonMobilUnited StatesClick for Details
Scientist Process Engineering02 - 05 YearsChemical EngineeringSanofiFranceClick for Details
Production ProcessNAChemical EngineeringSanofiTurkeyClick for Details
MSAT Process Data EngineerNAChemical EngineeringSanofiSingaporeClick for Details
Manager Scientist05+ YearsChemical EngineeringSanofiPennsylvania, United StatesClick for Details

The post Chemical Engineering Jobs Digest March 2026 appeared first on Chemical Engineering Site.

]]> Chemical Engineering Jobs Digest January 2026 https://chemicalengineeringsite.in/chemical-engineering-jobs-digest-january-2026/ Sat, 31 Jan 2026 07:46:01 +0000 https://chemicalengineeringsite.in/?p=4323 Explore 70+ Jobs for Chemical Engineers at various locations for Fresher’s as well as Experienced. The vacancies include those in ExxonMobil, Air Liquide, Moderna, DSM, AkzoNobel, Johnson Matthey, Clariant, Phillips 66, McKinsey & Company etc.

The post Chemical Engineering Jobs Digest January 2026 appeared first on Chemical Engineering Site.

]]> Explore 70+ Jobs for Chemical Engineers at various locations for Fresher’s as well as Experienced. The vacancies include those in ExxonMobil, Air Liquide, Moderna, DSM, AkzoNobel, Johnson Matthey, Clariant, Phillips 66, McKinsey & Company etc.

PositionExperienceEligibilityCompanyLocationSource
Advanced Oilfield Chemicals Engineer08 YearsChemical EngineeringExxonMobilBengaluru, IndiaClick for Details
Chemical Engineer03+ YearsChemical EngineeringExxonMobilKuala Lumpur, MalaysiaClick for Details
Olefins Process Engineer05 - 10 YearsChemical EngineeringExxonMobilKuala Lumpur, MalaysiaClick for Details
KLTC Internship ProgramNAChemical EngineeringExxonMobilKuala Lumpur, MalaysiaClick for Details
Advanced Process Control Applications Engineer01 - 02 YearsChemical EngineeringExxonMobilKuala Lumpur, MalaysiaClick for Details
Raw Materials Characterization EngineerNAChemical EngineeringExxonMobilKuala Lumpur, MalaysiaClick for Details
Advanced Process Control Applications Engineer03 YearsChemical EngineeringExxonMobilKuala Lumpur, MalaysiaClick for Details
Offsites and Utilities Engineer08 YearsChemical EngineeringExxonMobilKuala Lumpur, MalaysiaClick for Details
Advance Water and Wastewater Engineer05 - 10 YearsChemical EngineeringExxonMobilKuala Lumpur, MalaysiaClick for Details
Process Engineer10 YearsChemical EngineeringExxonMobilKuala Lumpur, MalaysiaClick for Details
Polymers Process Engineer05 YearsChemical EngineeringExxonMobilKuala Lumpur, MalaysiaClick for Details
Fired Equipment Engineer05 YearsChemical EngineeringExxonMobilKuala Lumpur, MalaysiaClick for Details
Fluid Catalytic Cracking (FCC) Process Engineer07 YearsChemical EngineeringExxonMobilKuala Lumpur, MalaysiaClick for Details
Advanced Gas Treating Engineer10 - 15 YearsChemical EngineeringExxonMobilKuala Lumpur, MalaysiaClick for Details
Hydroprocessing Engineer05 YearsChemical EngineeringExxonMobilKuala Lumpur, MalaysiaClick for Details
Process Safety Engineer08 YearsChemical EngineeringExxonMobilKuala Lumpur, MalaysiaClick for Details
Safety Relief Engineer05 YearsChemical EngineeringExxonMobilKuala Lumpur, MalaysiaClick for Details
Petroleum Engineer05 YearsChemical EngineeringExxonMobilKuala Lumpur, MalaysiaClick for Details
Manufacturing Process Engineer03 - 05 YearsChemical EngineeringExxonMobilKuala Lumpur, MalaysiaClick for Details
Reliability Engineer03 - 07 YearsChemical EngineeringExxonMobilKuala Lumpur, MalaysiaClick for Details
Senior Manager08 - 12 YearsChemical EngineeringDeepak FertilisersPune, IndiaClick for Details
Process Engineering InternNAChemical EngineeringAir LiquideUnited StatesClick for Details
Process Engineering InternNAChemical EngineeringAir LiquideUnited StatesClick for Details
AI and Machine Learning InternNAChemical EngineeringAir LiquideUnited StatesClick for Details
Specialist, Quality Control, Chemistry02 - 05 YearsChemical EngineeringModernaMadrid ,SpainClick for Details
Senior Engineer II, Applied Technologies08+ YearsChemical EngineeringModernaMassachusetts, United StatesClick for Details
Analyst, Quality Control, Chemistry05 YearsChemical EngineeringModernaMelbourne - AustraliaClick for Details
Intern - Process Engineering -TechnicianNAChemical EngineeringDSMShanghai, ChinaClick for Details
Process Engineering-Technician-internNAChemical EngineeringDSMShanghai, ChinaClick for Details
Process Engineer04 - 06 YearsChemical EngineeringDSMNew Jersey, United StatesClick for Details
Senior Specialist,05 YearsChemical EngineeringDSMChinaClick for Details
Process Engineer01 - 02 Years Chemical EngineeringDSMNew Jersey, United StatesClick for Details
Scientific Digital Product Lead Expert05 - 08 YearsChemical EngineeringDSMNetherlandsClick for Details
Associate Scientist Process Safety03 YearsChemical EngineeringDSMSwitzerlandClick for Details
Engineer, Process01 - 02 YearsChemical EngineeringDSMNew Jersey, United StatesClick for Details
(Senior) Laboratory Technician03 - 06 YearsChemical EngineeringDSMSwitzerlandClick for Details
Packer (2nd Shift)01+ YearsChemical EngineeringDSMNew Jersey, United StatesClick for Details
Manufacturing Site Manager08+ YearsChemical EngineeringDSMJurong, SingaporeClick for Details
Manufacturing TechnicianNAChemical EngineeringDSMJurong, SingaporeClick for Details
EHS Compliance & IH LEAD02 - 03 YearsChemical EngineeringDSMCairo, EgyptClick for Details
Project Engineer03 - 05 YearsChemical EngineeringAkzoNobelIllinois, United StatesClick for Details
Project Engineer02 YearsChemical EngineeringAkzoNobelBarcelonaClick for Details
R&D - LTS Manager Turkey05+ YearsChemical EngineeringAkzoNobelTurkeyClick for Details
Chemist00 - 03 YearsChemical EngineeringAkzoNobelMalaysiaClick for Details
Quality Control Coordinator05+ YearsChemical EngineeringAkzoNobelUnited StatesClick for Details
Analytical Chemist03+ YearsChemical EngineeringAkzoNobelSpainClick for Details
Solution Lab Chemist02 YearsChemical EngineeringAkzoNobelThailandClick for Details
EHS Manager05 YearsChemical EngineeringJohnson MattheyShanghai, ChinaClick for Details
Chemicals Production ManagerNAChemical EngineeringJohnson MattheyUnited KingdomClick for Details
Process Engineer Manager05+ YearsChemical EngineeringClariantKentucky, United StatesClick for Details
Reliability Engineer05 - 10 YearsChemical EngineeringClariantKentucky, United StatesClick for Details
Offshore Production Chemicals, Field Representative01 - 03 YearsChemical EngineeringClariantLouisiana, United StatesClick for Details
Product Stewardship03+ YearsChemical EngineeringClariantTarragona, SpainClick for Details
ESHA / HSE Manager EMEA05+ YearsChemical EngineeringClariantBavaria, GermanyClick for Details
Future Talent Pipeline - Advanced Process Control Engineer05+ YearsChemical EngineeringPhillips 66Texas, United StatesClick for Details
Process Engineer IINAChemical EngineeringPhillips 66United StatesClick for Details
Sr Engineer I, Process Safety,NAChemical EngineeringPhillips 66Oklahoma, United StatesClick for Details
Engineer​ II03+ YearsChemical EngineeringPhillips 66Texas, United StatesClick for Details
Lead Process Engineer - LNG08 - 10 YearsChemical EngineeringKBRTexas, United StatesClick for Details
Process Engineer, LNG Simulation08 - 10 YearsChemical EngineeringKBRTexas, United StatesClick for Details
Lead Chemical Engineer02 YearsChemical EngineeringECOLABIllinois, United StatesClick for Details
EHS ManagerNAChemical EngineeringECOLABNorth Carolina, United StatesClick for Details
EHS Manager07 YearsChemical EngineeringECOLABMinnesota, United StatesClick for Details
Lead Mechanical Engineer02+ YearsChemical EngineeringECOLABIllinois, United StatesClick for Details
Lab TechnicianNAChemical EngineeringECOLABNorth Carolina, United StatesClick for Details
Chemical and Agriculture05+ YearsChemical EngineeringMcKinsey & CompanySantiago, CubaClick for Details
Data Science Specialist04+ YearsChemical EngineeringMcKinsey & CompanyGurugram, IndiaClick for Details
Senior Fellow - Scientific AINAChemical EngineeringMcKinsey & CompanyNew York, United StatesClick for Details
Process Safety EngineerNAChemical EngineeringCargillUnited KingdomClick for Details
Senior Capital Project Engineer08+ YearsChemical EngineeringCargillUnited StatesClick for Details
Process EngineerNAChemical EngineeringCargillKātkumbh, IndiaClick for Details
Process EngineerNAChemical EngineeringSanofiWaterford, IrelandClick for Details
Director, Process Development10+ YearsChemical EngineeringModernaMassachusetts, United StatesClick for Details

The post Chemical Engineering Jobs Digest January 2026 appeared first on Chemical Engineering Site.

]]> Chemical Engineering Jobs Digest November 2025 https://chemicalengineeringsite.in/chemical-engineering-jobs-digest-november-2025/ Sun, 30 Nov 2025 10:12:26 +0000 https://chemicalengineeringsite.in/?p=4301 Explore 80+ Jobs for Chemical Engineers at various locations for Fresher’s as well as Experienced. The vacancies include those in ExxonMobil, Shell, GSK, Sanofi, AkzoNobel, Topsoe, Cargill, McKinsey & Company, Clariant etc.

The post Chemical Engineering Jobs Digest November 2025 appeared first on Chemical Engineering Site.

]]> Explore 80+ Jobs for Chemical Engineers at various locations for Fresher’s as well as Experienced. The vacancies include those in ExxonMobil, Shell, GSK, Sanofi, AkzoNobel, Topsoe, Cargill, McKinsey & Company, Clariant etc.

PositionExperienceEligibilityCompanyLocationSource
Advanced Oilfield Chemicals Engineer08 YearsChemical EngineeringExxon MobilBangalore, IndiaClick for Details
Advanced Process Control Applications Engineer03 YearsChemical EngineeringExxon MobilKuala Lumpur, MalaysiaClick for Details
Polymers Process EngineerNAChemical EngineeringExxon MobilKuala Lumpur, MalaysiaClick for Details
Fired Equipment Engineer05 YearsChemical EngineeringExxon MobilKuala Lumpur, MalaysiaClick for Details
Fluid Solids Process Engineer07 YearsChemical EngineeringExxon MobilKuala Lumpur, MalaysiaClick for Details
Process Safety Engineer08 YearsChemical EngineeringExxon MobilKuala Lumpur, MalaysiaClick for Details
Base Stocks Process Specialist10 YearsChemical EngineeringExxon MobilKuala Lumpur, MalaysiaClick for Details
Reservoir Engineer03 - 10 YearsChemical EngineeringExxon MobilKuala Lumpur, MalaysiaClick for Details
Petroleum Engineer05 YearsChemical EngineeringExxon MobilKuala Lumpur, MalaysiaClick for Details
Distillation Process Specialist10 YearsChemical EngineeringExxon MobilKuala Lumpur, MalaysiaClick for Details
Manufacturing Process Engineer03+ YearsChemical EngineeringExxon MobilUnited StatesClick for Details
Chemical Process ModelerNAChemical EngineeringExxon MobilTexas, United StatesClick for Details
S&OP Process Advisor15+ YearsChemical EngineeringExxon MobilTexas, United StatesClick for Details
Senior Production Engineer (Oil & Gas)08 YearsChemical EngineeringExxon MobilBangalore, IndiaClick for Details
Manager, Quality Control Operations07 YearsChemical EngineeringModernaMadrid, SpainClick for Details
Specialist, Quality Control, Chemistry02 - 05 YearsChemical EngineeringModernaMadrid, SpainClick for Details
Intern - Process Engineering -TechnicianNAChemical EngineeringDSMShanghai, ChinaClick for Details
Senior Manufacturing Engineer05 - 08 YearsChemical EngineeringDSMPennsylvania, United StatesClick for Details
Safety, Health & Environment (SHE) Manager05 YearsChemical EngineeringDSMItalyClick for Details
Senior Specialist, SHE&S05 YearsChemical EngineeringDSMChinaClick for Details
Production Manager10 YearsChemical EngineeringDSMUnited StatesClick for Details
Senior Technician Production03 YearsChemical EngineeringDSMUnited StatesClick for Details
Senior Scientist R&D07 YearsChemical EngineeringDSMGrasse, FranceClick for Details
Associate Scientist Process Safety03 YearsChemical EngineeringDSMGeneva, SwitzerlandClick for Details
Engineer, Process01 - 02 YearsChemical EngineeringDSMNew Jersey, United StatesClick for Details
Scientific Digital Product Lead Expert05 - 08 YearsChemical EngineeringDSMNetherlandsClick for Details
Packer01 YearsChemical EngineeringDSMNew Jersey, United StatesClick for Details
Production EngineerNAChemical EngineeringDSMTexas, United StatesClick for Details
Quality Expert10+ YearsChemical EngineeringDSMVadodara, IndiaClick for Details
Scientist05 YearsChemical EngineeringDSMUnited StatesClick for Details
Production Operator,NAChemical EngineeringDSMUnited StatesClick for Details
Lead Technician07 YearsChemical EngineeringDSMYokohama, JapanClick for Details
Process Engineer01+ YearsChemical EngineeringGSKPennsylvania, United StatesClick for Details
Manufacturing Engineer (Value Stream)NAChemical EngineeringGSKJurong, SingaporeClick for Details
Process TechnologyNAChemical EngineeringGSKParma, ItalyClick for Details
Engineering Graduate ProgrammeNAChemical EngineeringGSKParma, ItalyClick for Details
Manufacturing Technician01 YearsChemical EngineeringGSKJurong, SingaporeClick for Details
Quality Validation OfficerNAChemical EngineeringGSKJurong, SingaporeClick for Details
Manufacturing Science and Technology08 - 12 YearsChemical EngineeringGSKImaichi, JapanClick for Details
Executive, Process and Plant safetyNAChemical EngineeringBayerGujarat, IndiaClick for Details
Shift Incharge Production05+ YearsChemical EngineeringBayerGujarat, IndiaClick for Details
Process Development Scientist II10 YearsChemical EngineeringBayerGujarat, IndiaClick for Details
Junior Research Analyst - Oil & GasNAChemical EngineeringMcKinsey & CompanyBrazilClick for Details
Knowledge Analyst - Chemicals03+ YearsChemical EngineeringMcKinsey & CompanyRiyadh, Saudi Arabia
Click for Details
Global Energy & MaterialsNAChemical EngineeringMcKinsey & CompanyUnited StatesClick for Details
Knowledge Analyst - Oil & Gas03+ YearsChemical EngineeringMcKinsey & CompanyRiyadh, Saudi Arabia
Click for Details
Consultant - Chemical and Agriculture05+ YearsChemical EngineeringMcKinsey & CompanySantiago, ChileClick for Details
Consultant - Energy05+ YearsChemical EngineeringMcKinsey & CompanyArgentinaClick for Details
Consultant - Metals & Mining05+ YearsChemical EngineeringMcKinsey & CompanySantiago, ChileClick for Details
Senior Implementation FacilitatorNAChemical EngineeringMcKinsey & CompanyMumbai, IndiaClick for Details
Production Engineer01 - 02 YearsChemical EngineeringCargillPort Klang, MalaysiaClick for Details
Process Safety EngineerNAChemical EngineeringCargillUnited KingdomClick for Details
Patent Scientist04 YearsChemical EngineeringCargillUnited StatesClick for Details
Process Engineer10 YearsChemical EngineeringCargillPennsylvania, United StatesClick for Details
Production Executive02 - 03 YearsChemical EngineeringCargillIndiaClick for Details
Patent Agent06 YearsChemical EngineeringCargillMinnesota, United StatesClick for Details
Food Safety, Quality and Regulatory DirectorNAChemical EngineeringCargillCatarina, NicaraguaClick for Details
Senior packaging R&D specialist03 YearsChemical EngineeringCargillSaraburi, ThailandClick for Details
Senior Expert Science & Technology03 YearsChemical EngineeringNovartisAustriaClick for Details
Project Engineer03 - 05 YearsChemical EngineeringAkzoNobelIllinois, United StatesClick for Details
Project Engineer03 YearsChemical EngineeringAkzoNobelTexas, United StatesClick for Details
Project Engineer03 - 05 YearsChemical EngineeringAkzoNobelNorth Carolina, United StatesClick for Details
Resin Project Leader II05 - 10 YearsChemical EngineeringAkzoNobelUnited StatesClick for Details
QC Technician I - Warsaw 3rd Shift01+ YearsChemical EngineeringAkzoNobelUnited StatesClick for Details
Specialist III03 - 05 YearsChemical EngineeringAkzoNobelUnited StatesClick for Details
Specialist II01 - 03 YearsChemical EngineeringAkzoNobelUnited StatesClick for Details
Sales Manager - South Region08 YearsChemical EngineeringAkzoNobelUnited StatesClick for Details
Chemist01 - 03 YearsChemical EngineeringAkzoNobelMalaysiaClick for Details
Resins Support Specialist10+ YearsChemical EngineeringAkzoNobelUnited StatesClick for Details
Senior officer - Quality02 - 04 YearsChemical EngineeringAkzoNobelGwalior, IndiaClick for Details
R&D Team Leader III05 YearsChemical EngineeringAkzoNobelUnited StatesClick for Details
Analytical Chemist03+ YearsChemical EngineeringAkzoNobelSpainClick for Details
Manager-Technical SupportNAChemical EngineeringJohnson MattheyIndiaClick for Details
Senior Process Engineer08 - 10 YearsChemical EngineeringTopsoeTexas, United StatesClick for Details
Project Planner/Scheduler10+ YearsChemical EngineeringTopsoeMalaysiaClick for Details
Lead Project Scheduler10+ YearsChemical EngineeringTopsoeMalaysiaClick for Details
Product Manager (m/f/d)03+ YearsChemical EngineeringClariantBavaria, GermanyClick for Details
Reliability Engineer05 - 10 YearsChemical EngineeringClariantKentucky, United StatesClick for Details
ESHA / HSE Manager EMEA (m/f/d)05+ YearsChemical EngineeringClariantBavaria, GermanyClick for Details
Tolling Manager Operations EMEA (m/f/d)10+ YearsChemical EngineeringClariantBavaria, GermanyClick for Details
Technical Manager Production10 - 15 YearsChemical EngineeringClariantMaharashtra, IndiaClick for Details

The post Chemical Engineering Jobs Digest November 2025 appeared first on Chemical Engineering Site.

]]> Pressure Relief and Safety Valves: Function, Applications and Overpressure Scenarios https://chemicalengineeringsite.in/pressure-relief-and-safety-valves-function-applications-and-overpressure-scenarios/ Mon, 03 Nov 2025 13:00:00 +0000 https://chemicalengineeringsite.in/?p=4277 Pressure relief and safety valves are essential components in industrial, commercial, and residential systems that handle pressurized fluids, gases, and steam. Their primary function is to protect equipment, prevent catastrophic failures, and ensure the safety of people and property by automatically releasing excess pressure. This article provides an in-depth exploration—spanning their history, design, working principles, […]

The post Pressure Relief and Safety Valves: Function, Applications and Overpressure Scenarios appeared first on Chemical Engineering Site.

]]> Pressure relief and safety valves are essential components in industrial, commercial, and residential systems that handle pressurized fluids, gases, and steam. Their primary function is to protect equipment, prevent catastrophic failures, and ensure the safety of people and property by automatically releasing excess pressure. This article provides an in-depth exploration—spanning their history, design, working principles, applications, differences, selection criteria, standards, overpressure scenarios, installation, maintenance, and future trends—of pressure relief and safety valves.​

Introduction to Pressure Relief and Safety Valves

Pressure relief and safety valves have evolved in response to the growing demand for safety in pressurized systems. As industries expanded in the 19th and 20th centuries, incidents related to overpressure led engineers to develop specialized devices that could act as last-line defenses against uncontrolled pressure surges. Modern safety regulations require their installation in everything from household water heaters to chemical plants and nuclear power stations.​

Historical Background

The principle of using a spring-loaded or weighted valve to control pressure dates back to early steam boilers. James Watt’s steam engine incorporated the first practical safety valve in the late 18th century, making it possible for steam locomotives and industrial boilers to operate safely and efficiently. Since then, advancements in materials, engineering, and standards have made pressure protection more reliable.​

Function and Importance

Pressure relief valves (PRVs) and safety valves act as guardians against excessive pressure that could result from blockages, equipment failures, thermal expansion, or other system malfunctions.

  • Preventing Overpressure: These valves release fluid, steam, or gas if the system pressure exceeds a predetermined threshold, averting potential explosions or rupture events.​
  • Protecting Equipment: By limiting maximum pressure, they extend the life of equipment and reduce maintenance and liability costs.
  • Safety of Personnel: Properly functioning valves prevent hazardous exposure to high-pressure releases, increasing workplace safety.​

Key Differences: Pressure Relief vs. Safety Valves

Although the terms are sometimes used interchangeably, pressure relief valves and safety valves have distinct features and operational modes:​

FeaturePressure Relief Valve (PRV)Pressure Safety Valve (PSV)
PurposeSystem pressure regulationFail-safe protection
OperationGradual opening and closingRapid, instantaneous “pop” open
MediaOften liquidsGases and steam
SetpointOpens at setpoint, proportionalPops open at setpoint
ClosureCloses graduallyRemains open until safe pressure

Working Principles

Both valve types generally operate using a spring-loaded disc mechanism. The pressure within the system acts on the disc, which is held closed by a calibrated spring :​

  • Set Pressure: When the system reaches set pressure, the force exerted by the fluid overcomes the spring, opening the valve.
  • Discharge: Excess pressure is vented to a safe location (atmosphere, containment tank, flare).​
  • Reseat/Closure: As pressure returns below the setpoint, the spring pushes the disc back into place, closing the valve and restoring normal operation.​

Proportional vs. Pop Action

  • PRVs open proportionally to rising pressure, suitable for processes where gradual pressure reduction is needed.
  • PSVs are designed to snap wide open and remain fully open until the system pressure drops to a safe margin, essential in preventing rapid pressure buildup, especially in steam and gas systems.​

Types of Pressure Relief Devices

  1. Reclosing-type pressure relief devices: Automatically close after the relief event (includes PRV, PSV, safety relief valves).​
  2. Non-reclosing type: Remain open after activation, requiring manual reset.
  3. Vacuum relief devices: Allow air in to prevent destructive vacuums.​

Design and Construction

Basic Valve Components

  • Body: Contains fluid under pressure.
  • Seat and Disc: Provides a seal until the opening pressure is reached.
  • Spring: Determines set pressure; adjustable via screw.​
  • Bonnet: Houses the spring; may be open or enclosed, especially for liquid applications.​
  • Spindle: Connects spring and disc.

Special Features

  • Manual Levers: Allow testing or manual activation below setpoint (common in PSVs).​
  • Blowdown Adjustment: Ensures valves don’t reclose until pressure is safely below setpoint.

Materials

Modern valves are constructed from metals like stainless steel, brass, or special alloys, chosen for compatibility with process fluids, temperature, and pressure requirements. Internal seals may use PTFE, rubber, or metal-to-metal interfaces, depending on application and media.

Applications

Pressure relief and safety valves serve a myriad of industries and installations, including:

  • Boilers and Steam Generators: Preventing ruptures and explosions from overheated water and steam.​
  • Chemical Processing: Handling toxic, reactive, or flammable gases and liquids.
  • Oil & Gas: Protecting pipelines, storage tanks, and compressors from excess pressure.​
  • Power Plants: Main steam lines use safety valves to vent directly to the atmosphere.​
  • Water Heaters and Plumbing: Residential PRVs maintain safe pressures in home systems.
  • Vacuum Protection: Some valves also prevent system collapse from unintended vacuum conditions.​
  • Compressed Air Systems: Ensuring pneumatic equipment operates within safe limits.​

Standards and Regulations

Valve design, installation, and operation are governed by rigorous international codes:

  • ASME (American Society of Mechanical Engineers) Boiler and Pressure Vessel Code: Sets requirements for design, testing, capacity, and certification.
  • ISO 4126: International standards for safety devices for protection against excessive pressure.​
  • CE Marking and PED (Pressure Equipment Directive): European safety and quality requirements.
  • EN-10204: Specifies certification and inspection for industrial valves.​
  • API 520 : Part 1: Focuses on sizing and selection criteria and Part 2: Provides guidelines for proper installation.

Certified valves must pass hydrostatic and performance tests, ensuring they meet specified setpoints, reseating pressures, blowdown, and discharge capacities.

Selection Criteria

Selecting the correct pressure relief or safety valve depends on:

  • System Pressure and Setpoint: Must coordinate with maximum allowable working pressure (MAWP).
  • Media Properties: Gas, steam, or liquid dictates valve type (pop action vs proportional opening).
  • Discharge Requirements: Volume and containment of released fluid (direct atmosphere, tank, flare).
  • Operating Environment: Corrosive media, temperature, vibration, and accessibility.
  • Certification and Compliance: Ensure valves are code-rated and tested for specific applications.

Overpressure Scenarios

Overpressure scenarios refer to situations where the pressure within vessels, pipelines, or equipment exceeds their maximum allowable design pressure, risking catastrophic failure and posing serious safety, environmental, and economic hazards. Understanding how overpressure occurs is critical for safe system design, effective risk management, and proper installation of relief devices.​

Types of Overpressure Scenarios

Industrial processes are susceptible to several overpressure scenarios. Each scenario depends on the specific process, system configuration, and external factors.​

Blocked Outlet

A blocked outlet scenario arises when the discharge path from a vessel or system is obstructed, often due to closed valves, control valve malfunction, or system blockages. In such cases, pressure can climb rapidly as incoming flow continues but cannot escape, potentially exceeding equipment design limits. This is common with positive displacement pumps and compressors, where flow is generated regardless of downstream restrictions.​

Fire Exposure

Fire scenarios involve exposure of process equipment to external heat sources, such as pool fires or jet fires in industrial facilities. The heat causes rapid vaporization or expansion of fluid inside a vessel, which can lead to dangerous pressure increases. Fire-induced overpressure is particularly serious: relief devices must be sized to handle large quantities of vapor in short timeframes to prevent vessel rupture.​

Thermal Expansion

Thermal expansion occurs when liquid is trapped in a closed system and subjected to temperature increases, such as from ambient heat, sun exposure, or process operations. The liquid expands, rapidly increasing pressure, which can lead to equipment damage unless relief mechanisms are present.​

Reverse Flow

Reverse flow is an unexpected backward movement of gases or liquids due to system malfunction, control failure, or check valve failure. This can bring high-pressure fluids into low-pressure components, resulting in dangerous overpressure conditions. Studies show that reverse flow protection is often underappreciated; inadequate safeguards can result in pressure accumulation far beyond maximum allowable working pressures.​

Equipment Malfunction

  • Control Valve Failures: If a pressure or flow control valve fails open or shut, it may allow unplanned pressure surges or result in blocked paths.
  • Heat Exchanger Tube Rupture: Tube ruptures inside heat exchangers can cause high-pressure fluid from one side to enter the lower-pressure side, sometimes very rapidly.​

Chemical Reactions

Runaway reactions or unintended mixing of chemicals in process vessels can generate rapid gas evolution, heat, or other products that push system pressure beyond safe levels. Examples include polymerization reactions, decomposition, or exothermic reactions during start-ups and shutdowns.​

Utility Failures

Loss of essential utilities—such as cooling water, electricity, steam, or instrument air—can cause process disruptions and pressure increases. For example, a failed cooling system may turn a controlled exothermic reaction into a runaway scenario.​

Real-World Examples for overpressure scenarios

  • BP Texas City Incident: A column was overfilled during start-up; blocked outlets led to overflow and a vapor cloud explosion.​
  • T2 Laboratories: Reactor ruptured due to a runaway reaction; cooling failed, causing overpressure.​
  • Williams Geismar: Blocked reboiler with external steam led to overheating and vessel rupture.​
  • Nuclear Industry Reverse Flow: Inadequate protection against reverse flow caused system pressures to reach up to 18 times design limits in documented cases.​

Identification and Analysis

Analyzing overpressure scenarios requires thorough knowledge of system design, operations, and potential failure modes. Key steps include:​

  • Reviewing process and instrumentation diagrams (P&IDs), material balances, and equipment specifications.
  • Considering all credible external and internal sources of pressure rise.
  • Applying conservative guidelines in initial safety analyses.

Industry standards prescribe detailed methods for identifying governing cases and selecting appropriate mechanical and instrumented protection devices. Typical protective measures include pressure relief valves, rupture disks, venting systems, and high-integrity pressure protection systems.​

Mitigation Strategies for overpressure

The safest approach is always to design for worst-case scenarios: ensure all overpressure cases are identified, relief devices are properly sized, and maintenance protocols are enforced. Regular safety reviews, audits, and updating of incident histories further reduce the risk of catastrophic overpressure events.​

Installation and Location

Proper installation is crucial for valve performance:

  • Orientation: Most valves are installed vertically with the spring and spindle above the seat.
  • Accessibility: Valves must be clear of obstructions and easy to service.
  • Discharge Piping: Must be sized and routed to prevent backpressure and ensure safe venting.
  • Regular Testing: Periodic manual or automated testing is required to confirm licensure.​

Maintenance and Troubleshooting

Routine inspection and maintenance guarantee reliable operation:

  • Visual Inspection: Check for leaks, corrosion, or physical damage.
  • Setpoint Testing: Ensure the valve activates at the correct pressure.
  • Cleaning and Lubrication: Remove debris, lubricate moving parts where required.
  • Seal Replacement: O-rings, seats, and springs may wear and need replacement.
  • Recordkeeping: Maintain logs for statutory compliance and insurance.

Common Issues

  • Valve Fails to Open: Could indicate spring failure, seat corrosion, or incorrect setpoint.
  • Leakage: Improper seating, seal wear, or foreign material interferes with closing.
  • Chattering: Unstable operation from incorrect sizing, excessive backpressure, or rapid pressure change.

Industrial Examples

Boiler Application

In steam boilers, PSVs are critical for immediate action. If pressure climbs rapidly above safe levels, the valve pops open, releasing steam—sometimes with dramatic noise and energy—then closes once the system returns to normal. Multiple PSVs may be used for redundancy.​

Chemical Plant

PRVs protect reactors and storage tanks from unforeseen chemical reactions that surge pressure. They relieve gradually to prevent loss of contents and minimize environmental impact.​

Oil and Gas Pipeline

Valves vent directly to atmosphere or flares, combusting released gases and preventing hazardous atmospheric releases. Special valves handle sour gas, H2S, and other hazardous chemicals with reinforced seals and corrosion-resistant materials.​

Future Trends and Innovations

  • Smart Valves: Internet of Things (IoT) integration allows remote monitoring, diagnostics, and predictive maintenance.
  • Advanced Materials: Alloys and composites continue to improve resistance against extreme temperature, pressure, and corrosive processes.
  • Zero Leakage Standards: Greater emphasis on leak protection and environmentally friendly operation.
  • Automated Testing Systems: Integrated systems enable regular, scheduled testing and feedback, reducing risk of undetected valve failures.

Frequently Asked Questions

What is the difference between PRV and PSV?

PRV opens gradually as pressure rises; PSV pops open instantaneously at set pressure and stays open until the pressure drops below a safe threshold.​

How often should valves be tested?

Testing frequency depends on application, but most standards require periodic inspection, functional testing every six months to a year, or after major system changes.​

Can one valve handle both gases and liquids?

Valve designs are optimized for either gas/steam (instant pop) or liquids (gradual relief). Using the correct valve type matches the media’s behavior and system needs.​

Are pressure relief valves required by law?

Most jurisdictions require safety and relief valves in pressurized systems per building, industrial, and environmental codes. Insurance agencies may also require documented compliance.​

Familiarised with FAQ’s. Take our 30 Questions Free Quiz on Relief Valves now!

Conclusion

Pressure relief and safety valves are the unsung heroes of modern engineering. They stand as sentinels against system failure, property loss, and personal injury wherever pressurized fluids are used. Proper selection, installation, and maintenance are essential for their reliable performance. As technology and standards evolve, so too do these critical devices, offering safer solutions for increasingly complex systems.​

In summary, these valves protect us in ways often unseen, ensuring that the vital forces harnessed by industry, energy, and infrastructure remain firmly under control, safely powering our world.​

The post Pressure Relief and Safety Valves: Function, Applications and Overpressure Scenarios appeared first on Chemical Engineering Site.

]]> Chemical Engineering Jobs Digest October 2025 https://chemicalengineeringsite.in/chemical-engineering-jobs-digest-october-2025/ Fri, 31 Oct 2025 13:29:49 +0000 https://chemicalengineeringsite.in/?p=4270 Explore 90+ Jobs for Chemical Engineers at various locations for Fresher’s as well as Experienced. The vacancies include those in Saudi Aramco, ExxonMobil,DSM, GSK, Johnson Matthey, Clariant, AkzoNobel, Air Liquide, Dupont etc.

The post Chemical Engineering Jobs Digest October 2025 appeared first on Chemical Engineering Site.

]]> Explore 90+ Jobs for Chemical Engineers at various locations for Fresher’s as well as Experienced. The vacancies include those in Saudi Aramco, ExxonMobil,DSM, GSK, Johnson Matthey, Clariant, AkzoNobel, Air Liquide, Dupont etc.

PositionExperienceEligibilityCompanyLocationSource
Engineering Graduates (Chemical Engineering)Less than 3 yearsBachelor's degree in Chemical Engineering, Min GPA 2.0/4.0Saudi AramcoDhahran, Saudi ArabiaClick for Details
Process Engineer - RefineryMinimum 3 years in refinery/petrochemical operationsFirst degree in Chemical Engineering or equivalentPetro RabighRabigh, Saudi ArabiaClick for Details
Fresh Qatari Graduate Opportunities - Chemical EngineeringFresh GraduateDegree in Engineering (Chemical)QatarEnergy LNGRas Laffan, QatarClick for Details
Campus Hire - Chemical EngineerLess than 3 years (Fresh graduates encouraged)Bachelor's or Master's Degree in Chemical EngineeringExxonMobilKuala Lumpur, MalaysiaClick for Details
Process Engineering Lead10-15+ years in process engineeringBachelor's degree (B.E./B.Tech) in Chemical EngineeringChevronBengaluru, IndiaClick for Details
Engineers/Officers (Grade-A) - Chemical EngineeringFresh Graduate (Age limit: 26 years)B.Tech/B.E. in Chemical Engineering, 65% marks (Gen/EWS/OBC-NCL)Indian Oil Corporation Limited (IOCL)Across IndiaClick for Details
Chemical Engineering Graduate - 2026 Start DateFresh Graduate (2:1 degree required)2:1 degree in Chemical Engineering or similar, graduating 2026ExxonMobilFawley or Fife, UKClick for Details
Process Engineering (Graduate Programme)Fresh GraduateDegree in Chemical/Process EngineeringShellGlobal (Various Shell locations)Click for Details
Technical Service EngineerMore than 10 years in Chemical EngineeringBachelor's degree in Chemical EngineeringChevronBengaluru, IndiaClick for Details
Executive Trainee (Chemical)Fresh Graduate through GATE-2026Bachelor's Degree in Chemical/Petrochemical Engineering, 65% marksGAIL (India) LimitedIndia (Various GAIL locations)Click for Details
Assistant Executive Engineer (Production) - ChemicalFresh Graduate through GATEGraduate Degree in Chemical Engineering, minimum 60% marksOil and Natural Gas Corporation (ONGC)India (Various ONGC locations)Click for Details
Process Engineer/Technologist - ChemicalVarious levels (Fresh to experienced)Chemical Engineering degreeReliance Industries LimitedJamnagar/Mumbai, IndiaClick for Details
Manager, Process Engineering GAS10 years in Chemical/Petrochemical industryDegree in Chemical Engineering with management trainingMa'aden Aluminium CompanySaudi ArabiaClick for Details
Early Career Program - Chemical EngineeringFresh GraduateChemical Engineering degreeSABICSaudi Arabia/GlobalClick for Details
Graduate Entry Programme - Chemical EngineeringFresh GraduateChemical Engineering degreePetronasMalaysiaClick for Details
Process Engineer - Chemical EngineeringFresh Graduate to experiencedDegree/PhD in Chemical Engineering or Process TechnologyBASFGermany/GlobalClick for Details
2025-2026 Campus Graduate - Research & DevelopmentFresh Graduate (BS/MS)Bachelor's/Master's in Chemical EngineeringDowMidland, MI, USAClick for Details
2026 Entry Level Rotational Program - Chemical EngineeringFresh GraduateChemical Engineering degreeDuPontWilmington, Delaware, USAClick for Details
Chemical Engineer/Process EngineerFresh Graduate to experiencedChemical Engineering degreeLotte Chemical TitanPasir Gudang, MalaysiaClick for Details
Graduate Training ProgrammeFresh Graduate (less than 1 year)Chemical Engineering or related degreeBASF Petronas ChemicalsMalaysiaClick for Details
Advanced Oilfield Chemicals Engineer08 YearsChemical EngineeringExxonMobilBengaluru, IndiaClick for Details
Campus Hire - Chemical Engineer03+ YearsChemical EngineeringExxonMobilKuala Lumpur, MalaysiaClick for Details
Olefins Process Engineer10+ YearsChemical EngineeringExxonMobilKuala Lumpur, MalaysiaClick for Details
KLTC Internship ProgramNAChemical EngineeringExxonMobilKuala Lumpur, MalaysiaClick for Details
Advanced Control Applications Engineer03+ YearsChemical EngineeringExxonMobilKuala Lumpur, MalaysiaClick for Details
Expert Water and Wastewater Engineer10 - 15+ YearsChemical EngineeringExxonMobilKuala Lumpur, MalaysiaClick for Details
Advance Water and Wastewater Engineer05 - 10 YearsChemical EngineeringExxonMobilKuala Lumpur, MalaysiaClick for Details
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Advanced Environmental Air Engineer05 - 10 YearsChemical EngineeringExxonMobilKuala Lumpur, MalaysiaClick for Details
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Process Sustainability10+ YearsChemical EngineeringExxonMobilKuala Lumpur, MalaysiaClick for Details
Process Engineer05 YearsChemical EngineeringExxonMobilKuala Lumpur, MalaysiaClick for Details
Fluid Solids Process Engineer07 YearsChemical EngineeringExxonMobilKuala Lumpur, MalaysiaClick for Details
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Process Safety Engineer08 YearsChemical EngineeringExxonMobilKuala Lumpur, MalaysiaClick for Details
Senior Chemical Process Engineer10+ YearsChemical EngineeringExxonMobilTexas, United StatesClick for Details
Reservoir Engineer03 - 10 YearsChemical EngineeringExxonMobilKuala Lumpur, MalaysiaClick for Details
Manufacturing Process Engineer03 - 05 YearsChemical EngineeringExxonMobilKuala Lumpur, MalaysiaClick for Details
Petroleum Engineer05 YearsChemical EngineeringExxonMobilKuala Lumpur, MalaysiaClick for Details
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Head of Plant (m/f/d)05+ YearsChemical EngineeringClariantBavaria, GermanyClick for Details
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]]> Basics of Temperature Measurement: Principles, Types, and Applications https://chemicalengineeringsite.in/basics-of-temperature-measurement-principles-types-and-applications/ Fri, 17 Oct 2025 13:00:00 +0000 https://chemicalengineeringsite.in/?p=4245 Introduction Temperature is one of the most frequently measured variables in the chemical and process industries. Whether it’s controlling a distillation column, monitoring a reactor, or ensuring safety in cryogenic storage, accurate temperature measurement is vital for efficiency, product quality, and safety. From the earliest mercury thermometers to modern infrared and fiber-optic sensors, the science […]

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]]> Introduction

Temperature is one of the most frequently measured variables in the chemical and process industries. Whether it’s controlling a distillation column, monitoring a reactor, or ensuring safety in cryogenic storage, accurate temperature measurement is vital for efficiency, product quality, and safety.

From the earliest mercury thermometers to modern infrared and fiber-optic sensors, the science of temperature measurement has evolved remarkably. Today’s process engineers depend on precise, stable, and reliable temperature data to drive automation, maintain process balance, and ensure energy optimization.

This article provides a comprehensive overview of temperature measurement — explaining its principles, units, types of temperature sensors, calibration, and applications across chemical, petrochemical, and manufacturing industries.

1. What Is Temperature?

Temperature is a measure of the average kinetic energy of particles in a substance. It determines the direction of heat flow — from a higher-temperature body to a lower-temperature one — until thermal equilibrium is reached.

1.1 Definition

Formally, temperature is the thermodynamic property that defines the degree of hotness or coldness of a body, measured relative to a standard scale.

1.2 Common Temperature Scales

ScaleSymbolFreezing Point of WaterBoiling Point of Water
Celsius°C0°C100°C
Fahrenheit°F32°F212°F
KelvinK273.15 K373.15 K
Rankine°R491.67°R671.67°R

The Kelvin scale is the SI unit for absolute temperature and is most widely used in scientific and engineering calculations.

2. Principles of Temperature Measurement

Temperature measurement relies on detecting a physical change in a material that varies predictably with temperature. Common measurable properties include:

PropertyMeasurement PrincipleExample Sensor
Thermal expansionChange in volume/lengthMercury thermometer, bimetallic strip
Electrical resistanceChange in resistivityRTD, Thermistor
Thermoelectric effectVoltage generationThermocouple
Radiant energyInfrared emissionPyrometer, IR thermometer
Optical propertiesWavelength shiftOptical fiber sensors

Each principle has its own range, accuracy, and environmental suitability.

3. Classification of Temperature Measurement Methods

Temperature measurement can be broadly classified into two categories:

3.1 Contact Methods

The sensing element physically touches the object or medium.
Examples: Thermocouples, RTDs, Thermistors, Bimetallic thermometers.

3.2 Non-Contact Methods

Used when physical contact is impractical or undesirable (e.g., moving, hot, or corrosive objects).
Examples: Infrared thermometers, radiation pyrometers, thermal cameras.

Temperature measurement

4. Types of Temperature Measuring Instruments

4.1 Liquid-in-Glass Thermometer

Principle:

Based on the thermal expansion of a liquid (mercury, alcohol) inside a calibrated glass tube. As temperature increases, the liquid expands linearly.

Features:

  • Simple, no power source required.
  • Range: –100°C to 600°C (mercury).
  • Accuracy: ±0.5°C to ±1°C.

Applications: Laboratory measurements, ambient temperature monitoring, calibration standards.

Limitations: Fragile, not suitable for industrial high-pressure or hazardous areas.

4.2 Bimetallic Thermometer

Principle:

Two metal strips with different coefficients of thermal expansion are bonded together. When heated, the strip bends proportionally to temperature.

Types:

  • Helical type
  • Spiral type

Features:

  • Range: –50°C to 500°C
  • Accuracy: ±1% of full scale
  • Output: Mechanical pointer

Applications: HVAC systems, ovens, furnaces, and industrial temperature panels.

Advantages: Rugged, inexpensive, no external power.
Limitations: Slow response, limited precision.

4.3 Thermocouples (TC)

Principle:

Based on the Seebeck effect — when two dissimilar metals are joined, a voltage is generated proportional to the temperature difference between the junctions.

Seebeck effect is a thermoelectric phenomenon in which a temperature difference between two different electrical conductors or semiconductors generates a voltage difference between them, resulting in an electromotive force (emf) and, if the circuit is closed, an electric current. This effect is fundamental to the operation of thermocouples and thermoelectric generators.

Where

S = Seebeck coefficient (µV/°C).

Types of Thermocouples:

TypeMaterial CombinationRange (°C)AccuracyCommon Use
KChromel–Alumel–200 to 1250±2.2°CGeneral purpose, gas furnaces
JIron–Constantan–40 to 750±2.2°CPlastics, ovens
TCopper–Constantan–200 to 350±1°CCryogenic applications
EChromel–Constantan–200 to 900±1.7°CHigh EMF sensitivity
R/SPt–Pt/Rh0 to 1600±1°CHigh-temp reactors
BPt–Pt/Rh (30/6%)600 to 1800±1°CGlass, steel industries

Advantages:

  • Wide range and fast response.
  • Durable and inexpensive.

Limitations:

  • Requires cold-junction compensation.
  • Susceptible to drift and oxidation.

4.4 Resistance Temperature Detector (RTD)

Principle:

The electrical resistance of metals increases linearly with temperature.

Common Materials:

  • Platinum (Pt100, Pt1000)
  • Nickel
  • Copper

Range: –200°C to 600°C
Accuracy: ±0.1°C to ±0.5°C

Advantages:

  • Excellent accuracy and repeatability.
  • Stable long-term operation.

Limitations:

  • Slower response than thermocouples.
  • More expensive and delicate.

Applications: Refineries, pharmaceutical reactors, cryogenic and HVAC systems.

4.5 Thermistors

Principle:

A semiconducting material (oxide of Mn, Ni, Co) whose resistance decreases sharply with increasing temperature.

Types:

  • NTC (Negative Temperature Coefficient): Resistance decreases with temperature.
  • PTC (Positive Temperature Coefficient): Resistance increases with temperature.

Range: –100°C to 300°C
Accuracy: ±0.05°C to ±0.2°C
Response Time: 0.5–5 seconds

Advantages:

  • Highly sensitive for narrow ranges.
  • Small and inexpensive.

Limitations:

  • Nonlinear response; limited high-temperature use.

Applications: Medical devices, environmental monitoring, and laboratory instrumentation.

4.6 Thermocouple vs. RTD vs. Thermistor – Quick Comparison

ParameterThermocoupleRTDThermistor
Range (°C)–200 to 1800–200 to 600–100 to 300
Accuracy±2°C±0.2°C±0.05°C
ResponseFastModerateVery Fast
CostLowMediumLow
StabilityModerateHighFair
Linear OutputNoYesNo

4.7 Infrared (IR) Thermometer and Pyrometer

Principle:

Every object emits infrared radiation proportional to its temperature. The sensor measures emitted radiation and converts it into temperature.

Types:

  • Optical Pyrometers – measure visible radiation.
  • Infrared Thermometers – for non-contact surface temperature.
  • Thermal Imaging Cameras – create thermal maps.

Range: 0°C to 3000°C
Advantages: Non-contact, fast, safe for moving or hazardous targets.
Limitations: Affected by emissivity and environmental interference (dust, smoke).

Applications: Furnaces, rotary kilns, electrical panels, and rotating equipment.

4.8 Thermowells

A thermowell is a protective metal sheath installed in process lines to isolate temperature sensors from direct exposure.

Functions:

  • Protects sensors from corrosion, pressure, and flow.
  • Enables replacement without process shutdown.

Designs: Straight, tapered, or stepped (per ASME PTC 19.3 TW-2016).

Materials: SS316, Inconel, Monel, Hastelloy — selected based on corrosion, pressure, and temperature conditions.

4.9 Fiber Optic Temperature Sensors

Principle:

Rely on changes in light transmission or reflection within an optical fiber caused by temperature variations.

Advantages:

  • Immune to EMI and RF interference.
  • Suitable for explosive or high-voltage areas.

Applications: Nuclear plants, chemical reactors, and cryogenic research.

5. Temperature Measurement in Process Control

Temperature data is vital for monitoring and control loops in automation systems (DCS, PLC).

  • Transmitters (4–20 mA or HART) convert sensor signals to standardized outputs.
  • Signal conditioning compensates for nonlinearity and drift.
  • Controllers (PID) regulate heating, cooling, or mixing systems.

Example:
A reactor jacket temperature controlled by steam flow using a thermocouple + PID loop + control valve setup.

6. Calibration and Standards

6.1 Importance of Calibration

Accurate calibration ensures measurement traceability and reliability. Deviations can lead to product quality loss or safety hazards.

6.2 Reference Standards

  • ITS-90 (International Temperature Scale 1990) defines fixed points for calibration (e.g., triple point of water = 0.01°C).
  • Primary Standards: Platinum resistance thermometers, fixed-point cells.
  • Secondary Standards: Industrial RTDs and thermocouples.

6.3 Calibration Procedure

  1. Compare sensor reading with reference standard at known temperatures.
  2. Record deviations and apply correction factors.
  3. Document calibration certificate with uncertainty values.

Frequency:

  • Critical loops: every 6 months.
  • General process monitoring: annually.

7. Installation Best Practices

  • Install sensors in representative flow areas, avoiding dead zones.
  • Use thermowells for protection and maintenance flexibility.
  • Ensure proper immersion length (typically ≥10× sensor diameter).
  • Avoid proximity to heat sources or drafts.
  • Provide vent holes for air/gas temperature sensors.
  • For RTDs, use 4-wire configurations for high accuracy.

8. Common Sources of Error

CauseEffectMitigation
Poor contact or loose connectionsSignal fluctuationTighten and secure wiring
Electrical noiseErratic readingsShielded cables, proper grounding
Radiation or convection interferenceTemperature driftUse thermowells or insulation
Calibration driftOffset over timeRegular calibration
Wrong sensor placementProcess lagInstall at proper depth

9. Applications of Temperature Measurement in Industry

a. Chemical and Petrochemical Plants

  • Reactor temperature monitoring ensures reaction selectivity.
  • Distillation column temperature profiles guide separation efficiency.
  • Heat exchangers and furnaces rely on continuous thermal control.

b. Power Plants

  • Steam temperature in boilers and turbines affects efficiency and safety.
  • Exhaust gas thermocouples monitor emissions and energy losses.

c. Pharmaceuticals

  • Strict GMP requires precise control during synthesis and sterilization.
  • Temperature mapping ensures uniform heating in autoclaves.

d. Food and Beverage

  • Pasteurization and refrigeration processes depend on accurate temperature data.
  • RTDs used in CIP (Clean-In-Place) systems for hygiene verification.

e. Cryogenic Systems

  • Thermocouples and platinum RTDs monitor liquid nitrogen or LNG systems.

f. Metallurgical and Glass Industries

  • Pyrometers measure molten metal or furnace wall temperatures beyond 1600°C.

g. Environmental and HVAC Systems

  • Thermistors and RTDs used for air conditioning, climate monitoring, and weather stations.

10. Future Trends in Temperature Measurement

10.1 Smart Sensors and IoT Integration

  • Embedded microprocessors enable self-diagnostics, drift correction, and digital communication (HART, Fieldbus, WirelessHART).
  • Real-time monitoring through cloud platforms enhances predictive maintenance.

10.2 MEMS and Miniaturized Sensors

  • Micro-electromechanical systems (MEMS) offer ultra-fast response and small size for portable and wearable applications.

10.3 Optical and Wireless Systems

  • Fiber-optic and wireless sensors expand use in hazardous or rotating environments.

10.4 AI and Predictive Analytics

  • AI-driven algorithms predict calibration drift or fouling in thermowells, reducing downtime.

11. Case Study – Reactor Temperature Control

Scenario:
A polymerization reactor experienced inconsistent product quality due to fluctuating temperature readings.

Diagnosis:

  • Thermocouple drift and improper thermowell length led to delayed response.
  • Heat distribution was uneven across reactor zones.

Solution:

  • Replaced thermocouple with Pt100 RTDs connected to smart transmitters.
  • Added secondary sensors for redundancy.
  • Implemented PID loop tuning.

Outcome:

  • ±0.2°C control accuracy achieved.
  • 8% improvement in batch yield.
  • Reduced unplanned shutdowns.

12. Comparison of Temperature Measurement Techniques

MethodRange (°C)AccuracyResponseContactKey Applications
Thermocouple–200 to 1800±1–2°CFastYesFurnaces, reactors
RTD–200 to 600±0.1–0.5°CMediumYesRefinery, pharma
Thermistor–100 to 300±0.05°CVery fastYesLab, HVAC
Bimetallic–50 to 500±1°CSlowYesHVAC, panels
IR / Pyrometer0 to 3000±1–2%Very fastNoKilns, molten metal
Fiber-optic–200 to 400±0.1°CMediumNoHazardous zones

13. Temperature Measurement Standards

Key international standards governing sensor design, calibration, and installation:

StandardDescription
IEC 60751Industrial platinum RTDs
IEC 60584Thermocouples
ASTM E2877Thermistor specifications
ISA RP12.6Thermowell design guidelines
ASME PTC 19.3 TWThermowell mechanical design
ITS-90Temperature scale for calibration
ISO 9001Calibration traceability

Compliance ensures uniformity, accuracy, and safety across process industries.

14. Advantages of Accurate Temperature Measurement

  • Ensures process consistency and product quality.
  • Improves energy efficiency and minimizes waste.
  • Prevents equipment damage due to overheating.
  • Enables real-time process control and safety interlocks.
  • Supports regulatory compliance in pharma and food sectors.

Conclusion

Temperature measurement is one of the most critical pillars of process control. From traditional glass thermometers to AI-enabled digital sensors, the technology continues to evolve — offering engineers improved accuracy, faster response, and greater reliability.

In chemical plants, precise temperature control determines reaction rates, phase equilibria, and product yield, making it indispensable for both safety and performance.

As the world transitions to smart manufacturing and Industry 4.0, modern temperature sensors integrated with IoT and predictive analytics will lead the way toward fully autonomous, efficient, and sustainable process operations.

Final Thought:
In chemical engineering, pressure may push the process, but temperature controls its soul. Accurate temperature measurement keeps that soul balanced — ensuring safety, stability, and success in every operation.

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]]> Basics on Pressure Measurement: Principles, Types, and Applications https://chemicalengineeringsite.in/basics-on-pressure-measurement-principles-types-and-applications/ Mon, 13 Oct 2025 13:00:00 +0000 https://chemicalengineeringsite.in/?p=4238 Introduction Pressure measurement is a foundational concept in engineering and science, playing a vital role in diverse fields such as process industries, environmental monitoring, meteorology, health care, and vehicle engineering. This comprehensive guide addresses the fundamentals of pressure measurement, discussing its physical principles, main types of devices, and various industrial applications. What is Pressure? Pressure […]

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]]> Introduction

Pressure measurement is a foundational concept in engineering and science, playing a vital role in diverse fields such as process industries, environmental monitoring, meteorology, health care, and vehicle engineering. This comprehensive guide addresses the fundamentals of pressure measurement, discussing its physical principles, main types of devices, and various industrial applications.

What is Pressure?

Pressure is defined as the amount of force exerted per unit area perpendicular to the surface of an object or material. The standard formula used to calculate pressure is:

where P is pressure,

F is the normal force applied, and

A is the area over which the force is distributed.

Units of pressure commonly include pascal (Pa), bar, atmosphere (atm), torr, and pounds per square inch (psi), with the SI unit being the pascal.

Pressure Measurement

Fundamental Principles

Pascal’s Law

Pascal’s Law forms the theoretical core of pressure measurement. It states that any increase in pressure applied to a confined fluid is transmitted undiminished throughout the fluid. This principle is employed in hydraulic systems like car brakes and presses, and underpins many pressure measurement devices.​

Types of Pressure

Pressure measurements are categorized based on the reference point:

  • Absolute Pressure: Measures pressure relative to a perfect vacuum (zero reference).​
  • Gauge Pressure: Measured in relation to atmospheric pressure.
  • Differential Pressure: Difference between two distinct pressures.
  • Sealed (or Vacuum) Pressure: Gauge pressure referenced to a fixed reference, not atmospheric pressure.​

The decision on reference is pivotal because many devices are calibrated against different baselines, which significantly influences their readings and applications.

Units of Pressure

Common units include:

Different industries prefer different units—for instance, millimeters of mercury (mmHg) in medicine and meteorology, bar and Pascal in engineering, and psi in North America.

Pressure Measurement Methods

Mechanical Instruments

Manometers: U-tube and inclined manometers are fundamental, simple devices for low-pressure differentials. They use gravity and a liquid column’s displacement to indicate pressure.​

Bourdon Tube Gauge: One of the most common mechanical gauges, it consists of a flattened, curved tube that straightens as internal pressure increases, moving a needle on a calibrated scale.​

Bellows and Diaphragm Gauges: These involve thin, flexible membranes or corrugated tubes that deform with applied pressure. The deflection is mechanically magnified and displayed.​

Electronic Instruments

Strain Gauge Sensors: Utilize the deformation of resistive elements, measuring changes in electrical resistance as pressure is applied, commonly found in transducers for process control.​

Capacitive Sensors: Use the change in capacitance between two plates, as distance changes with applied pressure.​

Piezoelectric Sensors: Based on the piezoelectric effect, where some materials generate a voltage when deformed under pressure. Ideal for rapidly changing or dynamic pressures.​

Resonant Sensors: Measure changes in frequency of a vibrating element under pressure. These are highly precise and stable.​

Optical Pressure Sensors: Use optical methods such as refraction, reflection, or absorption to sense pressure-induced changes.​

Types of Pressure Measurement Devices

Below is an overview of major types, their principles, main features, and use cases.

Device TypePrincipleFeaturesUse Cases
U-tube ManometerHydrostatic balanceSimple, low cost, visualLaboratories, ventilation
Bourdon TubeMechanical deformationDurable, wide range, analogIndustrial, mechanical systems
Diaphragm GaugeMembrane deflectionLow pressure, corrosion resistanceProcess control, chemistry
Capsule GaugeDual diaphragmsSensitive to low pressureAir flow, HVAC
Bellows GaugeCorrugated tube expansionModerate pressures, analogHeating, ventilation, steam
Strain Gauge TransducerElectrical resistance changeWide range, digital outputProcess automation, research
Capacitive SensorCapacitance variationLow pressure, high sensitivityMedical, instrumentation
Piezoelectric SensorElectric charge from stressDynamic/rapid responseEngine diagnostics, vibrations
Resonant Wire SensorFrequency shiftHigh precision, stableCalibration, aerospace
Optical SensorLight property changesImmune to EM interference, fastHazardous, telecommunications

Working Principles of Key Devices

Manometers

Manometers measure pressure by balancing a fluid column between a process connection and atmospheric (or reference) pressure. A U-tube manometer, for example, is partially filled with a liquid such as mercury; the height difference between the arms correlates to the pressure differential. Inclined manometers improve sensitivity for small pressures.​

Bourdon Tube Gauges

These use an elastic metal tube formed into a C or spiral shape. As internal pressure increases, the tube unfurls slightly, causing a mechanical linkage to move a pointer. Bourdon gauges are robust, simple, and widely adopted.​

Diaphragm and Bellows Gauges

A flexible membrane or a bellows element deflects under pressure. This movement is mechanically or electronically transduced into a pressure reading. Diaphragm gauges are particularly useful for low pressure and corrosive fluid applications.​

Electronic Sensors

Strain Gauge Sensors

They employ thin metallic foils that change resistance when stretched or compressed. These resistance changes—when the element is bonded to a flexible diaphragm—allow for precise measurement and electronic signal output.​

Capacitive Sensors

A diaphragm acts as one plate of a capacitor, with a fixed plate as the other. Pressure-induced diaphragm movement alters the capacitance, which is measured and translated into pressure. Capacitive sensors offer high sensitivity and are suitable for low-pressure ranges.​

Piezoelectric Sensors

Certain crystals produce electric charges when subjected to mechanical stress. This output can be measured and related to applied pressure. These sensors excel at dynamic measurements, such as shock wave or vibration monitoring.​

Resonant Pressure Sensors

These exploit changes in resonant frequency due to tension or compression from pressure. Because frequency output is stable and easily digitized, resonant sensors are used for high-precision and calibration applications.​

Optical Sensors

Light passing through, reflected by, or refracted from a pressure-sensitive element changes properties based on the applied pressure. These sensors are resistant to electromagnetic interference and are valuable in environments where conventional electronics may fail.​

Types of Pressure Measurement

Absolute Pressure is measured relative to a perfect vacuum and is often needed in high-precision laboratory, meteorological, and barometric readings.​

Gauge Pressure refers to the difference between measured pressure and atmospheric pressure. It is the most commonly measured in industry, such as tire or pipeline pressure.​

Differential Pressure refers to the difference between any two specified pressures. It is essential in flow measurement (using orifice plates or venturi tubes), filter monitoring, and liquid level determination.​

Vacuum Pressure is considered a special case of gauge pressure, where the measured pressure is below atmospheric.​

Applications of Pressure Measurement

Pressure measurement is essential in many sectors, enabling process optimization, safety management, and quality assurance.

Industrial Process Control

  • Ensures safe and efficient operation of pipelines, reactors, boilers, and other vessels.
  • Pressure transmitters and transducers are widely used to maintain and control process variables in refineries, chemical plants, and power generation.​

Flow Measurement

  • Differential pressure across an orifice, venturi, or flow nozzle infers flow rate using Bernoulli’s principle.​
  • Important in water treatment, oil and gas pipelines, and HVAC systems.

Level Measurement

  • Hydrostatic pressure sensors mounted at the base of tanks infer liquid height and volume.​

Environmental Monitoring

  • Barometric and atmospheric pressure sensors provide data for weather forecasting and climate study.​

Healthcare

  • Blood pressure measurement using aneroid or electronic sphygmomanometers relies on pressure transduction.​

Automotive and Aerospace

  • Tire pressure gauges, manifold pressure sensors, and barometric sensors.
  • Cabin pressurization and fluid systems monitoring.​

Safety and Regulatory Compliance

  • Pressure safety valves require accurate pressure readings to prevent over-pressurization and accidents.​
  • Compliance with standards such as ASME code.

Selection Criteria for Pressure Measurement Devices

Selecting a suitable device depends on:

  • Pressure range and type (absolute, gauge, differential)
  • Fluid compatibility (corrosive, viscous, particulate-laden)
  • Required accuracy and resolution
  • Response time
  • Environmental conditions (temperature, electromagnetic interference)
  • Output & integration (digital, analog, smart protocols)
  • Maintenance and calibration needs.​

Installation and Maintenance Considerations

Proper installation affects accuracy and lifespan. Key practices include:

  • Mounting sensors at appropriate points to avoid pulsations or pressure spikes.
  • Ensuring the process fluid does not block or damage sensing elements.
  • Periodic calibration against known standards.
  • Cleaning and protecting from vibration, temperature extremes, and corrosive media.
  • Employing snubbers, siphons, or chemical seals where necessary.​

Trends and Innovations

Current advances in pressure sensors and transmitters aim at:

  • Miniaturization and MEMS technology: Enabling integration in portable and smart devices.
  • Smart sensors: Featuring self-diagnostics, remote communication, and multiple parameter measurement.
  • Wireless and IoT integration: Enhancing real-time monitoring capabilities.
  • Advanced materials: Improving resistance to harsh media and extreme conditions.​

Challenges

  • Drift and calibration loss: Over time, mechanical wear and environmental effects can degrade accuracy. Routine calibration is necessary.​
  • Dynamic application limitations: Mechanical gauges cannot capture fast-pressure transients; electronic sensors are preferable for such cases.
  • Environmental exposure: High vibration, temperature fluctuations, and corrosive atmospheres can shorten device life unless appropriate designs and materials are chosen.​

Summary Table: Device Comparison

DeviceBest Use CaseAdvantagesLimitations
ManometerLow-pressure, calibrationSimple, reliableBulky, manual read
Bourdon TubeGeneral industryRugged, wide rangeMechanical wear
Diaphragm GaugeLow-pressure, chemicalsCorrosion-resistantLimited range
Strain GaugeAutomation, high accuracyElectronic, preciseRequires electronics
CapacitiveLow pressure, sensitiveAccurate, smallSensitive to dirt
PiezoelectricDynamic pressureFast, robustOnly dynamic loads
ResonantCalibration, high-precisionStable, accurateExpensive
OpticalHazardous areasImmune to EMISpecialized setup

Conclusion

Pressure measurement bridges physics and engineering, assuring safety, quality, and efficiency across industries. Understanding its core principles, reference settings (absolute, gauge, differential), and the major types of devices is vital for accurate process monitoring and control. Innovations in electronic sensors, smart devices, and integration with digital systems are making pressure monitoring more reliable, precise, and versatile. Selecting, installing, and maintaining the right pressure device requires knowledge of the application, environmental factors, and maintenance expectations.

Mastering these basics enables process engineers, maintenance teams, and operators to optimize industrial systems, assure regulatory compliance, and sustain operational safety and efficiency for years to come.

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