Thermal and fluids engineer jobs in California
151 open roles for thermal and fluids engineers in California as of Nov 15, 2026. Anduril Industries, Vast, Varda Space Industries, Radiant Industries and Relativity Space have the most. 2 are remote and the median advertised salary is $167K.
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Skills asked for in thermal and fluids engineer roles in California
Bars show the share of these 151 roles; one role can count in several rows.
- Senior Staff R&D Engineer – Thermal-Fluids & Process ModelingSila · 🇺🇸Alameda, CA$172K - $218KLead and abovePython
- Thermal EngineerOpenAI · 🇺🇸San Francisco$266K - $445KData centersLoad testingControl systems
- Senior Fluid Systems EngineerRelativity Space · 🇺🇸Long Beach, California, United States$132K - $198KSeniorPython
- Thermal Engineer (Senior or Staff)True Anomaly · 🇺🇸Denver, CO; Long Beach, CA$160K - $285KLead and aboveMechanical assemblySolidWorks
- Sr. Staff Engineer, AI Datacenter Thermal Management & Control PlaneTenstorrent · 🇺🇸🇨🇦Austin, Texas, United States; Santa Clara, California, Un…—Lead and aboveAIControl systemsFirmware
- Thermal Analysis EngineerFigure · 🇺🇸San Jose, CA$150K - $220KMATLABTest planningMechatronics
- Senior Vehicle Fluids Engineer (Cert/Customer)Relativity Space · 🇺🇸Long Beach, California, United States$132K - $198KSenior
- Packaging Thermal and Mechanical Analysis Internship - Summer 2027Lightmatter · 🇺🇸Mountain View, CA—InternPythonMachine LearningPyTorch
- Lead Aerothermal EngineerHelogen · 🇺🇸Los Angeles$195K - $220KLead and above
- Aerothermal Engineer IIIHelogen · 🇺🇸Los Angeles$170K - $195K
- Principal Thermal Modeling AnalystRadiant Industries · 🇺🇸El Segundo, CA$182K - $293KLead and above
- Principal Thermal-Hydraulics EngineerRadiant Industries · 🇺🇸El Segundo, CA$182K - $293KLead and above
- Senior Mechanical Engineer - Thermal & Fluids SystemsCritical Energy · 🇺🇸Hawthorne, CA$140K - $200KSeniorPythonTest planningCAD
- Lead, Fluid Systems EngineeringRadiant Industries · 🇺🇸El Segundo, CA$150K - $208KLead and abovePythonMATLAB
- Thermal Design EngineerK2 Space · 🇺🇸Los Angeles, CA$100K - $215KPythonC++MATLAB
- Senior Cryogenic Business Development & Program ManagerPsiQuantum · 🇺🇸Palo Alto, California$118K - $197KSeniorPRDsOptics
- Cryogenic Mechanical EngineerPsiQuantum · 🇺🇸Milpitas, California$89K - $149KMATLABOpticsCNC machining
- Senior Cryogenic System EngineerPsiQuantum · 🇺🇸Milpitas, California$106K - $178KSeniorMATLABTest planningOptics
- Integration Engineer, Fluid Systems TestVast · 🇺🇸Long Beach, California, United States · +1 more location$86K - $122KTest planningCADGD&T
- Manufacturing Engineering, Thermal ControlVast · 🇺🇸Long Beach, California, United States$86K - $122KControl systemsTest equipmentCAD
- Sr. Thermal Engineer (Space Payloads)Observable Space · 🇺🇸Los Angeles, CA$150K - $190KSeniorPythonMATLAB
- Principal Thermal Modeling EngineerRadiant Industries · 🇺🇸El Segundo, CA$182K - $293KLead and above
- Thermal Engineer (Senior)Apex Technology · 🇺🇸Los Angeles$150K - $190KSeniorSalesforce administrationControl systemsAviation
- Senior Thermal Engineer, LunarVast · 🇺🇸Long Beach, California, United States$147K - $249KSenior
- Global Supply Manager, Fluid SystemsElectric Hydrogen · 🇺🇸Remote, United States; San Jose, California, United States · +1 more location$130K - $155KRemote
- Manufacturing Engineering, Fluid SystemsVast · 🇺🇸Long Beach, California, United States$86K - $122KCADMechanical assemblyGD&T
- Launch Pad Engineer, Fluid Systems (Falcon 9)SpaceX · 🇺🇸Vandenberg, CA$100K - $118KPythonControl systemsCAD
- Thermal Engineer IRelativity Space · 🇺🇸Long Beach, California, United States$90K - $136KPythonMATLAB
- Senior Thermal Fluids AnalystAntares · 🇺🇸Los Angeles$150K - $190KSeniorPythonMATLAB
- Principal Manufacturing Engineer (Thermal Protection Systems)Varda Space Industries · 🇺🇸El Segundo, California, United States$182K - $263KLead and aboveGD&TBlueprint readingComposites
- Thermal Engineer - Analysis & TestXona Space · 🇺🇸Burlingame, California$132K - $178KPythonMATLAB
- Systems Engineer, Thermal and AirflowMill · 🇺🇸San Bruno, California$165K - $195KPythonAirflowMATLAB
- Senior Manufacturing Engineer (Thermal Protection Systems)Varda Space Industries · 🇺🇸El Segundo, California, United States$140K - $203KSeniorGD&TBlueprint readingComposites
- Sr. Staff Thermal Design EngineerD Matrix · 🇺🇸Santa Clara$175K - $265KHybridLead and aboveAirflow
- Thermal Engineer (Starshield)SpaceX · 🇺🇸Hawthorne, CA$100K - $130KPythonMATLABSecurity clearance
- Environmental & Thermal Control Engineer (Dragon)SpaceX · 🇺🇸Hawthorne, CA$100K - $130KCADCNC machiningGD&T
- Manufacturing Test Engineer II, Fluid SystemsRelativity Space · 🇺🇸Long Beach, California, United States$109K - $163KMachine Learning
- Build Reliability Engineer - Fluid SystemsVast · 🇺🇸Long Beach, California, United States$112K - $196KControl systemsCNC machiningSix Sigma
- Mechanical Engineer, Fluid SystemsAstro Mechanica · 🇺🇸San Francisco$135K - $170K
- Staff Thermal EngineerCHAOS Industries · 🇺🇸El Segundo, California, United States$150K - $230KLead and above
- Senior Manufacturing Engineer I - Fluid SystemsRocket Lab · 🇺🇸Long Beach, CA$115K - $194KSeniorERPCNC machiningSix Sigma
- Vehicle Fluids Engineer IIRelativity Space · 🇺🇸Long Beach, California, United States$104K - $156K
- Fluid Systems EngineeringVast · 🇺🇸Long Beach, California, United States—CADAviationGD&T
- Staff Fluid Systems EngineerRadiant Industries · 🇺🇸El Segundo, CA$158K - $219KLead and abovePythonMATLAB
- Senior Fluid Systems EngineerRadiant Industries · 🇺🇸El Segundo, CA$158K - $219KSeniorPythonMATLAB
- Mechanical Engineering, Thermal Control SystemsVast · 🇺🇸Long Beach, California, United States$86K - $122KControl systemsCADAviation
- Prototype Manufacturing Engineer, Mechanical & Fluid SystemsAnduril Industries · 🇺🇸Costa Mesa, California, United States$132K - $175KComputer VisionSecurity clearancePRDs
- Senior Manager, Fluid Systems DesignVast · 🇺🇸Long Beach, California, United States$164K - $233KSeniorProcurementAviationProject management
- Sr. Technician, ThermalLucid Motors · 🇺🇸Newark, CA—SeniorData qualityTest equipmentCAN bus
- Senior Thermal Engineer - SpaceAntares · 🇺🇸Los Angeles$145K - $185KSeniorPython
Showing the newest 50. See all 151 in search
Who is hiring for thermal and fluids engineer roles in California
Where thermal and fluids engineer roles in California are
- 🇺🇸United States151
- 🇺🇸California151
- 🇺🇸Los Angeles, CA43
- 🇺🇸San Francisco Bay Area30
- 🇨🇦Canada1
- 🇺🇸Austin, TX1
- 🇺🇸Texas1
- 🇨🇦Toronto1
- 🇺🇸Denver, CO1
A role that lists several places is counted in each of them.
What thermal and fluids engineer roles in California pay, by level
| Level in the title | Median advertised salary | Roles counted |
|---|---|---|
| No level in the title | $148K | 65 |
| Senior | $170K | 44 |
| Lead and above | $212K | 25 |
Medians of the midpoints of advertised yearly US-dollar ranges; a level needs at least 15 such roles. Advertised, not verified pay.
Questions about thermal and fluids engineer jobs in California
- How many thermal and fluids engineer jobs in California are open right now?
- There are 151 open thermal and fluids engineer jobs in California at 52 companies on Jobs Every Hour as of Nov 15, 2026. 19 of them were posted in the last seven days. The list is rebuilt every hour from the employers' own careers pages.
- Which companies have the most thermal and fluids engineer jobs in California?
- Right now the most openings are at Anduril Industries (19), Vast (15), Relativity Space (9), Radiant Industries (9) and Varda Space Industries (9). The ranking changes as companies open and close roles.
- Are there remote thermal and fluids engineer jobs in California?
- 2 of the 151 open thermal and fluids engineer jobs in California (1%) are listed as remote. Remote roles are often limited to certain countries or time zones, so check the location line of each job.
- What do thermal and fluids engineer jobs in California pay?
- The median advertised salary is $167K, based on 134 open roles that publish a yearly US-dollar range. The middle half of those roles advertise between $146K and $188K. These are advertised ranges, not verified pay. Most employers here are technology companies, so the figures run above the wider market for the same work.
- Is it hard to get one of the thermal and fluids engineer jobs in California?
- 6 of the 151 open thermal and fluids engineer jobs in California (4%) are for beginners: junior roles and internships. Of the 116 postings that state experience, the median asks for 4 years. 52 companies are hiring and 19 roles were posted in the last seven days. Matching your resume to the skills each posting names helps most; the free resume builder shows the match.
- How is AI changing thermal and fluids engineer jobs in California?
- 23 of the 151 open thermal and fluids engineer jobs in California (15%) ask for AI or machine-learning skills, most often Computer Vision, AI, Machine Learning. Employers still list 151 such roles today at 52 companies. Counted from the postings' own text on Nov 15, 2026.
- What skills do thermal and fluids engineer jobs in California ask for?
- Most often Python (40%), FEA (36%), MATLAB (35%), CAD (31%), Siemens NX (22%) of the 151 open postings, counted from their own text on Nov 15, 2026.
- Which job titles come up most in thermal and fluids engineer jobs in California?
- Thermal Engineer (17), Senior Thermal Engineer (12), Senior Mechanical Engineer (5), Staff Thermal Engineer (4), Senior Fluid Systems Engineer (3): the most common titles among the 151 open roles, without the level and place notes in brackets.
- Are thermal and fluids engineer jobs in California in demand in 2026?
- 151 thermal and fluids engineer jobs in California are open on Jobs Every Hour today at 52 companies, 0.1% of all 148,162 open jobs here; 19 were posted in the last seven days. The median advertised salary is $167K. 2 (1%) can be done remotely.
- How do I apply for thermal and fluids engineer jobs in California?
- Open a job and press “Apply on company site”. You go straight to the employer's own careers page and apply there. Jobs Every Hour needs no account and charges nothing for applying.












