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502 chemical engineer jobs at 257 companies in California

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Chemical Engineer - Internship
League City or La Porte or Alvin or Carson
OnsiteInternship, Full Time
INEOS Olefins & Polymers USA
INEOS Olefins & Polymers USA: Private North American chemical manufacturer producing olefins, polypropylene, polyethylene, polyethylene pipe, and oil and gas products.
Currently enrolled in an accredited bachelor's chemical engineering program, with a 3.0+ GPA and at least one year of engineering coursework; requires process engineering, problem-solving, and project management skills.
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2w
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Chemical Engineer II
San Diego, California, United States
$85k-$100k/yr OnsiteFull Time
RASIRC
RASIRC: Semiconductor gas-generation equipment serving chip manufacturers with high-purity vapors made from liquid chemicals.
3+ YOEBachelor's in Chemical Engineering required; 3–5 years relevant industry experience, hazardous chemical and high-purity systems experience, process design, data analysis, troubleshooting, CAD, and process control knowledge required.
SolidWorks, CAD, process control systems, data logging tools, ISO
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2mo
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Senior Chemical Engineer
Berkeley, California, United States
$112k-$140k/yr OnsiteFull Time
Form Energy
Form Energy: Developing cost-effective, multi-day iron-air battery storage technology.
3+ YOEPhD or MS with 3+ years experience in chemistry/chemical engineering/materials science; expertise in fluid mechanics, fluid handling, sensor selection, modeling, verification testing, and defining engineering requirements.
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Chemical Process Engineer
Carson or Wilmington
$107k-$184k/yr OnsiteFull Time
Marathon
MarathonNew York Stock Exchange: MPC: Public U.S. downstream and midstream energy refining crude oil, transporting fuels, and marketing Marathon/AR products.
5+ YOEBachelor’s degree in Chemical Engineering and 5+ years as a chemical/process engineer in oil and gas refining. Requires Microsoft Office proficiency, valid driver’s license, U.S. work authorization, PPE use, and 5% or less travel.
Microsoft Word, Microsoft Excel, Microsoft Outlook, Advanced Process Controls (APC), Linear Programming (LP)
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Chemical Engineer, Polymer Coatings
San Carlos, California, United States
$200k-$248k/yr OnsiteFull Time
1X Technologies
1X Technologies: Private AI and robotics developing humanoid home robots for household assistance.
3+ YOEBachelor's or master's in chemical engineering, materials science, polymer chemistry, polymer science, or related engineering field; 3+ years developing polymer coatings; expertise in characterization, synthesis, formulation, DOE, and lab safety.
DMA, DSC, TGA, FTIR, DOE, rheology, optical microscopy
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Chemical Engineer
Vandenberg, California, United States
$100k-$140k/yr OnsiteFull Time
SpaceX
SpaceXNasdaq: SPCX: Designing, manufacturing, and launching advanced rockets and spacecraft.
1+ YOEBachelor's in engineering or physics, 1+ years working with fluid/mechanical/low-voltage systems; experience with control systems, CAD, Python, and hazardous systems preferred; ability to pass Air Force background check.
SOLIDWORKS, Siemens NX, Python
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Chemical Engineer (New Grad)
Los Angeles, California, United States
$96k-$106k/yr OnsiteFull Time
General Matter
General Matter: American private nuclear-fuel developing domestic uranium enrichment for advanced-reactor fuel.
Bachelor’s degree in chemical engineering, chemistry, or related field; knowledge of mass spectrometry and analytical instrumentation; wet chemistry proficiency; strong problem-solving skills; ability to work in regulated environments.
Inductively Coupled Plasma Mass Spectrometry (ICP-MS), Thermal Ionization Mass Spectrometry (TIMS), Secondary Ion Mass Spectrometry (SIMS)
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Chemical Process Engineer I
Huntington Beach, California, United States
$60k-$80k/yr OnsiteFull Time
Nikkiso Clean Energy & Industrial Gases
Nikkiso Clean Energy & Industrial Gases: Engineering and servicing cryogenic equipment for energy, transportation, marine, aerospace, and industrial-gas customers.
Bachelor's degree in chemical or related engineering, refrigeration study, engineering research or testing experience, and process modeling experience with calculators or thermodynamic databases.
Symmetry, HYSYS, CHEMCAD, REFPROP, NIST, P&IDs
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Chemical Process Engineer I
Huntington Beach, California, United States
$60k-$80k/yr OnsiteFull Time
Nikkiso Cryo
Nikkiso Cryo: A manufacturer of cryogenic equipment, process systems, services, and solutions for the LNG and industrial gases industry.
Bachelor's degree in chemical or another engineering discipline with refrigeration study, engineering research or testing experience, and process modeling or thermodynamic database experience.
Symmetry, HYSYS, CHEMCAD, REFPROP, NIST, P&ID
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Energy Compliance Services - Manager Chemical Engineer
Houston or Denver or San Diego
HybridFull Time
Weaver
Weaver: National accounting and consulting firm providing audit, tax, and advisory services to businesses and public-sector organizations.
6+ YOEBachelor's degree in Chemical Engineering from an EAC/ABET-accredited university, 6+ years of chemical engineering experience, PE license, project management, regulatory compliance, mass and energy balances, flow diagrams, and client consulting skills.
EAC/ABET, Quality Assurance Plans (QAP), block flow diagrams (BFDs), process flow diagrams (PFDs)
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2mo
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Senior Chemical Process Engineer
Redwood City, California, United States
OnsiteFull Time
Circularity Fuels
Circularity Fuels: Renewable-fuels developing reactors that convert waste carbon into affordable sustainable aviation fuel.
Degree in chemical engineering with demonstrated process design experience; strong process simulation skills; PFD/P&ID development; equipment specification; working knowledge of process safety.
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2026-2027 Facilities Engineering Chemical Engineer
Houston or Bakersfield or Belle Chasse or Midland or Geismar or El Segundo or Pasadena or Pascagoula or Covington or Salt Lake City or Richmond or Ames or Greeley
$108k-$136k/yr OnsiteFull Time
Chevron
ChevronNYSE: CVX: Multinational energy focusing on oil, gas, and renewables.
0+ YOEBachelor's or master's in chemical engineering (students in final year considered); up to two years related experience; strong academics, communication, teamwork and problem-solving; ability to drive routinely.
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Process Safety & Chemical Engineer
Garden Grove, California, United States
$120k-$151k/yr OnsiteFull Time
GKN Aerospace
GKN Aerospace: Global leader in advanced aerospace systems and components.
5+ YOEBachelor's in chemical/process-related field, 5+ years in process safety or chemical/process engineering, working knowledge of PSM/CalARP/RMP/HAZOP/LOPA, ability to read PFDs/SDSs/P&IDs, and must be a U.S. Person per ITAR.
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Chemical / Materials Engineer – Space Solar
Hawthorne, California, United States
$125k-$160k/yr OnsiteFull Time
Starpath Robotics
Starpath Robotics: Space technology developing power and propellant technologies for permanent human civilization on the Moon and Mars.
1+ YOEBachelor's or master's degree in chemistry, chemical engineering, materials science, applied physics, or related field; 1+ year hands-on experience with photovoltaic, optoelectronic, polymer, or related materials; experiment and data analysis skills.
XRD, XPS, FTIR, DSC, TGA, SEM, AFM, Python, MATLAB, EQE
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3mo
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Chemical Propulsion Engineer
Los Angeles, California, United States
$121k-$165k/yr OnsiteFull Time
Apex
Apex: Private American satellite manufacturer building configurable satellite buses at scale for commercial and government customers.
3+ YOEBachelor's in mechanical, propulsion, or aerospace engineering; 3+ years propulsion design/test; mono/bi-propellant propulsion; pressurized systems; CAD NX/SolidWorks; AS9100; US Person status.
NX, SolidWorks
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2mo
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Senior Fire Protection Engineer / Chemical Engineer
Los Angeles or San Francisco or Oakland or Seattle or San Diego or Dallas or Houston or Austin
$112k-$149k/yr HybridFull Time
Arup
Arup: Global professional services firm specializing in built environment solutions.
5+ YOE2+ MgmtBachelor's or Master's in fire protection/chemical/related engineering; minimum 5 years in fire protection engineering (8 years engineering overall); 2 years managing projects; PE preferred; knowledge of NFPA codes, process safety, and hazard analysis; familiarity with FDS, CONTAM, AutoCAD, Revit, BlueBeam, Microsoft Office.
FDS, CONTAM, AutoCAD, Revit, BlueBeam, Microsoft Office
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Staff Chemical Engineer - Water Systems and Chemistry
Chino, California, United States
HybridFull Time
Sundance Spas
Sundance Spas: Global manufacturer of hot tubs, swim spas, baths, showers, saunas, and pool equipment.
5+ YOEBachelor’s in Chemical/Environmental Engineering or Chemistry (ABET); 5+ years water chemistry and water-system development; sanitizer chemistry experience; test protocols and data analysis; strong communication and prioritization.
spectrophotometry, titration, ion chromatography, ORP, pH, conductivity, microbial assays, AOP, UV, ozone, electrolytic chlorination
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Chemical Engineer I, NPI & Transfers
Aliso Viejo, California, United States
$63k-$75k/yr OnsiteFull Time
Terumo Neuro
Terumo Neuro: Neurovascular medical device innovation and manufacturing.
0+ YOEBSc in Engineering required; 0–2 years manufacturing/process development experience minimum. Proficiency with SolidWorks, inferential statistical analysis, Microsoft Word/Excel/Teams/Outlook. Process validation and DOE/Cpk experience desired.
SolidWorks, Microsoft Word, Microsoft Excel, Microsoft Teams, Microsoft Outlook
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Process Engineer, Chemical
Livermore, California, United States
$105k-$130k/yr OnsiteFull Time
FM Industries
FM Industries: Contract manufacturer of precision semiconductor components.
3+ YOEBachelor's degree in chemical engineering or similar, or 3+ years of engineering/process experience; cleanroom, CAD, chemical cleaning, and Microsoft Office experience required or preferred.
Microsoft Office, Microsoft Excel, Microsoft Word, Microsoft Outlook, CAD, ERP, DFSS, FMEA
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Systems Engineer 6 - Chemical Engineering
Fremont or San Francisco or Oakland
$144k-$316k/yr HybridFull Time
Lam Research
Lam ResearchNasdaq: LRCX: Global supplier of wafer fabrication equipment for semiconductors.
8+ YOEM.S. in chemical engineering, materials engineering, chemistry, materials science, or related field with 12+ years’ industry experience, or Ph.D. with 8+ years. Expertise in compatibility, chemical risk, corrosion, and failure analysis.
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