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57 cfd engineer jobs at 21 companies in Fontana, CA

2mo
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Mechanical Designer - CFD Analyst
Los Angeles or Los Angeles or Orange or El Segundo or Denver or Sacramento or Addison or Boston or Chicago or Royal Oak or San Francisco or San Diego
$110k-$150k/yr HybridFull Time
HED
HED: Integrated architecture and engineering firm providing design services.
5+ YOEBachelor's in mechanical engineering; 5+ years in AEC; 3+ years CFD; Revit experience; strong communication; detail-oriented; team oriented.
CFD, Revit
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Hardware Development Engineer II
Long Beach, California, United States
$104k-$143k/yr OnsiteFull Time
Relativity Space
Relativity Space: Designing and manufacturing 3D-printed rockets and launch vehicles.
2+ YOEBS in science/engineering; 2+ years engineering exp; thermo, structures, CFD/FEA (ANSYS); manufacturing process development; hands-on hardware integration.
CFD, FEA, ANSYS
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3w
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Thermal Engineer
Los Angeles, California, United States
$92k-$140k/yr OnsiteFull Time
Hermeus
Hermeus: Develops high-speed and hypersonic aircraft for defense and transportation.
Bachelor's in mechanical/aerospace/thermal engineering, proficiency with ANSYS/CFD/Thermal Desktop, experience in thermal management for high-speed vehicles, strong analytical and communication skills, U.S. person required for export-controlled work.
ANSYS, CFD, Thermal Desktop
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1mo
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Senior Mechanical Engineer
Los Angeles, California, United States
$150k-$170k/yr OnsiteFull Time
PureTek
PureTek: Manufactures pharmaceuticals, nutritional supplements, and personal care products.
7+ YOEBachelor's in Mechanical Engineering, 7+ years mechanical design experience, strong CAD and simulation skills (SolidWorks, AutoCAD, FEA, CFD), PE preferred, experience with PLM and quality standards (ISO 9001/AS9100).
SolidWorks, AutoCAD, CAD, FEA, CFD, PLM
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4w
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Aerodynamics Engineer, Air Vehicles (Fastwater Staffing)
Costa Mesa, California, United States
OnsiteFull Time
Hikinex
Hikinex: Provider of outsourced sales and administrative business solutions.
3+ YOEBS in Aerospace Engineering, 3+ years engineering experience, aerodynamic/CFD and performance analysis, wind/flight test experience, programming in MATLAB or Python, eligible for U.S. Secret clearance.
MATLAB, Python, CFD, StarCCM+, Missile DATCOM, OTIS, DYMOS
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Senior Propulsion & Hydrodynamics Engineer
Costa Mesa, California, United States
$166k-$220k/yr OnsiteFull Time
Anduril Industries
Anduril Industries: Defense technology building autonomous military hardware and software.
5+ YOEBachelors in naval architecture/ocean/mechanical engineering, 5+ years in marine propulsion or hydrodynamics, experience with CFD and hydrodynamic modeling, familiarity with electric thrusters, and ability to obtain U.S. Secret clearance.
CFD, Lattice OS
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Mechanical Engineer, Data Centers - Remote (U.S.)
Los Angeles or Arlington or United States
$150k-$195k/yr RemoteFull Time
AECOM
AECOMNYSE: ACM: Provides infrastructure consulting and engineering services for global projects.
6+ YOEPE registration required; Bachelor's degree with 6+ years' relevant experience (or equivalent). Experience in data center mechanical systems, HVAC and heat rejection design, CFD analysis, equipment installation/operation, and familiarity with industry standards.
Computational Fluid Dynamics (CFD)
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Aerodynamics Engineer
Los Angeles, California, United States
OnsiteFull Time
Furientis
Furientis: Develops cost-effective, high-volume interceptor missile systems.
7+ YOEB.S. in engineering or related (M.S./Ph.D. preferred); 7+ years missile/munitions or high-speed airframe aerodynamics with airframe ownership through wind tunnel and flight; CFD and DATCOM fluency; Python and scripting skills; U.S. Person required.
Star-CCM+, OVERFLOW, Cart3D, SU2, OpenFOAM, Missile DATCOM, AeroPredict, MISL3, RASAero, Python, NumPy, SciPy, C++, C, Rust, Claude Code, Codex, OpenCode
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1mo
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Fire and Life Safety Engineer (Los Angeles, CA, US)
Los Angeles, California, United States
$107k-$130k/yr HybridFull Time
Mott MacDonald
Mott MacDonald: Global engineering and management consultancy for infrastructure and development.
5+ YOEBachelor's in fire protection/mechanical or equivalent, PE licensed in CA, 5+ years fire protection engineering, proficiency with building codes (CBC, IBC, NFPA), FDS/CFD and egress/smoke control modeling, project management and strong communication.
FDS, CFD
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2mo
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Staff Thermal Design Engineer
Palo Alto or Irvine
$149k-$187k/yr OnsiteFull Time
Rivian
RivianNASDAQ: RIVN: Designs and manufactures electric vehicles and charging networks.
4+ YOEMaster’s or PhD in Mechanical or Thermal Engineering; 4-8+ years (PhD 4-6+); extensive experience in electronic cooling, CFD/thermal analysis, and automotive reliability standards.
ANSYS Icepak, Fluent, Flotherm, Star-CCM+, ANSA, META
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2mo
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Mechanical Engineer - HVAC/Plumbing - Data Centers
Rancho Cordova or Walnut Creek or Los Angeles
$126k-$250k/yr HybridFull Time
Black & Veatch
Black & Veatch: Provides engineering, procurement, and construction services for global infrastructure.
5+ YOEBachelors in engineering (or equivalent experience), minimum 5 years related experience, active engineering registration to support EOR, HVAC/plumbing and data center design experience, Autodesk Revit and CFD modeling experience, construction support and codes knowledge.
Autodesk Revit, Cadence Reality Data Center Design (Formerly 6Sigma Room)
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2w
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Combustion & Thermal-Fluids Engineer
Long Beach, California, United States
$160k-$220k/yr OnsiteFull Time
Blisk Dynamics
Blisk Dynamics: A developing next-generation gas turbine engines for aerospace, defense, and energy.
5+ YOEB.S./M.S. in mechanical/aerospace, ~5+ years experience, deep thermofluids and combustion fundamentals, full-engine thermal modeling, hands-on CFD with ANSYS Fluent/CFX, hardware testing, clear technical communication.
ANSYS Fluent, ANSYS CFX, Python
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1mo
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Process Engineer Level II
Monrovia or Los Angeles or California
$111k-$163k/yr OnsiteFull Time
Worley
WorleyASX: WOR: Provides engineering and project delivery services for energy and resources.
5+ YOEBachelor's in chemical engineering (master's preferred), 5+ years process engineering experience with pressure relief/flare systems, proficiency with HYSYS/PRO-II and relief tools, familiarity with standards and strong communication.
HYSYS, PRO/II, iPRSM, PSPPM, Flare Network Analyzer, Computational Fluid Dynamics, Microsoft Office, Aspen Plus, Aspen PIMS
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1w
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Sr. Thermal/Fluids Engineer - Lunar Permanence
Seattle or Los Angeles or Denver
$144k-$220k/yr OnsiteFull Time
Blue Origin: Develops reusable rockets and systems for human spaceflight.
7+ YOEBachelor's in engineering,7+ years thermal/fluid design and analysis,heat exchanger and cryogenic experience preferred,FEA/CFD with Ansys/Thermal Desktop, MATLAB experience,strong communication and safety focus.
Ansys, Thermal Desktop, MATLAB
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1mo
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Process Engineer Level II
Monrovia, California, United States
$111k-$163k/yr OnsiteFull Time
Worley
WorleyAustralian Securities Exchange: WOR: Global professional services for energy, chemicals, and resources sectors.
5+ YOE5+ years process engineering experience with pressure-relief and process safety expertise; ability to perform PSV sizing, relief/load and flare network analysis; proficiency with HYSYS/PRO-II and relief analysis tools; bachelor's in chemical engineering required.
HYSYS, PRO/II, iPRSM, PSPPM, Flare Network Analyzer, Computational Fluid Dynamics (CFD), Aspen Plus, Aspen PIMS, Microsoft Office Suite
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1mo
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Principal Mechanical Engineer
El Segundo or Los Angeles or Washington or San Francisco or San Diego or Seattle or London
$170k-$240k/yr OnsiteFull Time
CHAOS Industries
CHAOS Industries: Develops advanced radar and sensing systems for modern defense.
10+ YOEBachelor's in Mechanical Engineering, 10+ years mechanical design/integration for electronic hardware in aerospace/defense, strong CAD (SolidWorks), GD&T, FEA/thermal analysis experience, and ability to obtain U.S. security clearance.
SolidWorks, NASTRAN, ABAQUS, ANSYS, COMSOL, CFD
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1mo
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Lead Engine Cooling System Engineer
Novi or Charlotte or San Francisco or Los Angeles or New York City
$160k-$193k/yr OnsiteFull Time
Scout Motors
Scout Motors: Designs and manufactures all-electric rugged SUVs and trucks.
12+ YOEBachelor’s in mechanical engineering (Master's preferred), 12+ years engineering experience, 8 years thermal systems design, leadership experience, simulation and prototyping/testing skills, strong analytical and communication abilities.
CFD, 1D thermal-fluid models
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1mo
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Sr. Hardware Development Engineer
Long Beach, California, United States
$145k-$185k/yr OnsiteFull Time
Long Wall
Long Wall: Develops containerized missile defense systems and hypersonic flight test vehicles.
3+ YOEBachelor's +8yrs (or Master’s +6yrs, PhD +3yrs) in engineering, experience with aerospace/defense hardware through flight qualification, Python or MATLAB scripting, hands-on assembly/integration/testing, design for producibility, ability to lift 50 lbs, US person required.
Python, MATLAB, CAD, FEA, CFD
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Senior Ground Software Engineer II
Long Beach, California, United States
$150k-$225k/yr OnsiteFull Time
Rocket Lab
Rocket LabNasdaq: RKLB: Operates launch vehicles and manufactures satellites for space missions.
8+ YOEBachelor's in engineering,8+ years software experience,US eligibility,active or able to obtain Secret clearance,expertise in web-scale system architecture and distributed systems.
Python, Golang, Rust, TypeScript, Angular, InfluxDB, PostgreSQL, Playwright, FastAPI, Git, Kubernetes, OAuth, CI/CD, CCSDS, Space Packet Protocol, COP-1, CFD
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Senior Ground Software Engineer I
Long Beach, California, United States
$130k-$198k/yr OnsiteFull Time
Rocket Lab
Rocket LabNASDAQ: RKLB: Designs and builds launch vehicles and satellite systems.
5+ YOEU.S. citizen with Bachelor’s in engineering,5+ years software experience,systems-level architecture of web-based ground software,ability to obtain/maintain Secret clearance; experience with Python/Golang/Rust,TypeScript/Angular,DBs,CI/CD,Kubernetes preferred.
Python, Golang, Rust, Typescript, Angular, InfluxDB, PostgreSQL, Playwright, FastAPI, Git, Kubernetes, OAuth, CCSDS, Space Packet Protocol, COP-1, CFD
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