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289 simulation engineer jobs at 105 companies in Irvine, CA

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Simulation Engineer
Redondo Beach, California, United States
$125k-$175k/yr OnsiteFull Time
Impulse Space
Impulse Space: Developing in-space transportation services and orbital transfer vehicles.
4+ YOEBachelor’s in aerospace/mechanical/physics/math or related; 4+ years modeling/simulation; C++ and Python; dynamics/thermodynamics/fluids; Git; LabVIEW.
C++, Python, LabVIEW, Git, NI-DAQmx, Modelica, Simscape, Amesim, SIL, HIL
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Simulation Researcher/Engineer
Los Angeles or New York or San Francisco or Remote or United States or Singapore
$250k-$450k/yr HybridFull Time
Luma AI
Luma AI: Generative AI for high-quality video and 3D modeling.
Strong robotics simulation/graphics/physics modeling background; Python and C++ proficiency; production physics engine experience; track record building usable simulation systems.
Python, C++, Isaac Sim, MuJoCo, Bullet, PhysX, Drake
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Senior Simulation Engineer
Hawthorne, California, United States
$100k-$200k/yr OnsiteFull Time
Freeform
Freeform: Deploys autonomous AI-powered metal 3D printing factories.
5+ YOE5+ years in custom simulation solvers; strong C/C++/CUDA; HPC/GPU experience; physics/math background.
C, C++, CUDA, GPU, High-Performance Computing (HPC)
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Senior GNC Simulation Engineer
Long Beach, California, United States
$148k-$204k/yr OnsiteFull Time
Relativity Space
Relativity Space: Designing and manufacturing 3D-printed rockets and launch vehicles.
5+ YOEDesign and develop 6DOF GNC simulations, implement solvers, integrate subsystem models, and contribute to HITL testing in a startup aerospace environment.
C++, Rust, Python, Software simulation
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Robotic Simulation Engineer
Torrance, California, United States
$122k-$194k/yr OnsiteFull Time
Divergent
Divergent: Develops digital manufacturing systems for complex vehicle structures.
1+ YOEMechanical engineering degree or 6+ years manufacturing experience; 1+ yrs robotic simulation studies or 2+ yrs programming six-axis robots (KUKA, ABB, FANUC, Yaskawa); proficiency with Process Simulate/Teamcenter/Tecnomatix and CAD (NX); lift up to 50 lbs; climb ladders; strong communication.
Process Simulate, Teamcenter, Tecnomatix, NX, KUKA, ABB, FANUC, Yaskawa
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2mo
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Lead Simulation Engineer
Hawthorne, California, United States
$142k-$235k/yr OnsiteFull Time
Venturi Astrolab
Venturi Astrolab: Designs and builds robotic rovers for Moon and Mars exploration.
10+ YOELead real-time and faster-than real-time simulations; 10+ years experience; 3+ years leading a team; integrate simulations with vehicle software; strong C++ and Python; model validation and sensor/actuator modeling.
C++, Python
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Senior Simulation Engineer
Los Angeles, California, United States
$170k-$215k/yr OnsiteFull Time
Apex
Apex: Mass-manufactures standardized satellite buses for commercial and government use.
8+ YOE8+ years in closed-loop simulation tools (6DOF, SITL, HITL); BS in CS/CE/AE; MS a plus; proficient in C/C++, Rust, Python; Linux; Docker; CI/CD; experience with physics-based simulations.
C/C++, Rust, Python, Linux, Docker, CI/CD
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Modeling & Simulation Engineer
El Segundo or Los Angeles or Washington or San Francisco or San Diego or Seattle or London
$140k-$190k/yr OnsiteFull Time
CHAOS Industries
CHAOS Industries: Develops advanced radar and sensing systems for modern defense.
5+ YOEBachelor's degree in a quantitative field, 5+ years supporting defense or advanced tech programs, proficiency in Python and MATLAB, experience with mission-level simulations (AFSIM, ESAMS, Brawler, Ansys STK), statistical analysis, Linux, and eligibility for Top Secret/SCI clearance.
AFSIM, ESAMS, Brawler, Ansys STK, Python, MATLAB, Pandas, Polars, NumPy, SciPy, Scikit-Learn, Matplotlib, Seaborn, CuPy, PyTorch, Linux, MAK VR-Forces, SIMDIS, PX4, X-Plane, Gazebo, NVIDIA Omniverse
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GNC Engineer, Modeling & Simulation
Huntington Beach, California, United States
$130k-$220k/yr OnsiteFull Time
Mach Industries
Mach Industries: Designs and manufactures autonomous unmanned aerial vehicles for defense.
3+ YOEBachelor’s in Engineering, Physics, or Mathematics; 3+ years in navigation or simulation; proficient in C++ and Python; experience with Git, Jira; familiarity with CI/CD.
C++, Python, Git, Jira, CI/CD
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Electrified Powertrain Simulation Engineer
Riverside, California, United States
$115k-$125k/yr OnsiteFull Time
ENC
ENC: Manufacturer of heavy-duty transit buses and shuttle vehicles.
5+ YOEDevelop electric powertrain simulations; strong controls/system engineering background; MATLAB/Simulink; CarSim; AVL Cruise; heavy-duty vehicles; bachelor's in mechanical or electrical engineering; 5+ years experience.
MATLAB/Simulink, CarSim, AVL Cruise, SolidWorks, PLM
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Simulation Engineer I, Arc Vehicle
Playa Vista, California, United States
$71k-$124k/yr OnsiteFull Time
Inversion Space
Inversion Space: Building autonomous re-entry vehicles for global space-to-Earth cargo delivery.
1+ YOEBachelor's in CS/CE/Aerospace/Mechanical or equivalent experience; 1+ years internship/research/professional experience in software or physics-based simulation; proficiency with C++ or Python on Linux; strong physics and numerical analysis; familiarity with Git.
C++, Python, Linux, Git, MATLAB/Simulink, ROS/ROS2, Docker, CI/CD, HPC, SIL, HIL
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Modeling & Simulation Engineer – Operations Analysis
Los Angeles, California, United States
$140k-$190k/yr OnsiteFull Time
Hikinex
Hikinex: Provider of outsourced sales and administrative business solutions.
5+ YOEBachelor’s degree or higher in engineering or related technical field; 5+ years defense/aerospace experience; strong simulation tools; Python/MATLAB skills; Linux; US citizenship with Top Secret/SCI clearance preferred.
AFSIM, ESAMS, STK, Brawler, Python, MATLAB, Linux
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Senior Modeling & Simulation Engineer
Gardena, California, United States
OnsiteFull Time
Singularity Defense
Singularity Defense: Develops low-cost autonomous missile and air defense systems.
7+ YOEBachelor's in computer science or related field, 7+ years building simulations or numerical modeling frameworks, proficient in Rust and Python, strong understanding of flight dynamics, rigid body dynamics, and numerical integration.
Rust, Python, C++, Rapier, Bevy, WebGL, OpenGL, Three.js, JSBSim, Gazebo
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Lead Modeling & Simulation Engineer
El Segundo, California, United States
$180k-$220k/yr OnsiteFull Time
CX2
CX2: Builds AI-powered platforms for electromagnetic spectrum defense.
8+ YOE8+ years building modeling and simulation for aerospace/defense; degree in a technical field; active or obtainable U.S. security clearance; strong MATLAB/Simulink, Python, C++ experience; domain modeling and analysis skills.
MATLAB, Simulink, Python, C++, Gazebo, Unreal Engine, ROS, STK, AFSIM, MATLAB Aerospace Toolbox, SysML, Cameo
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Modeling, Simulation, and Analysis Engineer
El Segundo or Chantilly
$110k-$166k/yr OnsiteFull Time
The Aerospace Corporation
The Aerospace Corporation: Provides technical expertise and research for national space programs.
5+ YOEBachelor's in engineering or related field; 5+ years in engineering/scientific roles; space ops, simulations, or C2 analysis experience; strong communication; TS/SCI preferred with possible polygraph.
Python, C++, MATLAB, STK, GMAT, AFSIM
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Senior Software Engineer I/II - Simulation Engineering
Littleton or Long Beach
$120k-$160k/yr OnsiteFull Time
Rocket Lab
Rocket LabNasdaq: RKLB: Operates launch vehicles and manufactures satellites for space missions.
5+ YOEBachelor's degree and 5+ years experience in large-scale simulation engineering or distributed computational modeling; proficiency in Python or C++; experience with Monte Carlo campaigns, big-data analysis, and HPC; U.S. citizenship required.
Python, C++, Docker Swarm, Kubernetes
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2mo
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Systems Modeling Simulation Engineer (Engineer or Principal Engineer Level)
Palmdale or Los Angeles
$92k-$171k/yr OnsiteFull Time
Northrop Grumman
Northrop GrummanNYSE: NOC: Designs and manufactures advanced aerospace and defense systems.
2+ YOEActive U.S. Top Secret clearance, STEM degree, 2+ years engineering experience (Engineer) or 5+ (Principal). Proficiency with C#, C++, Java, simulation/modeling experience (radar, IADS, EW), and system integration skills.
C#, C++, JAVA, AFSIM, Suppressor, Brawler, Tortoise SVN, Bitbucket, GitHub, GitLab
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Software Engineer - Modeling & Simulation
Costa Mesa, California, United States
$166k-$220k/yr OnsiteFull Time
Anduril Industries
Anduril Industries: Defense technology building autonomous military hardware and software.
Bachelor’s/Master’s/Ph.D. in robotics, CS, or electrical engineering; strong sensor modeling, simulation, and software tooling experience.
Unreal Engine, C++, Python, Matplotlib, Plotly
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Mid-level or Senior Modeling and Simulation Engineer
El Segundo or Mesa
$120k-$198k/yr OnsiteFull Time
Boeing
BoeingNYSE: BA: Designs and manufactures aircraft, defense systems, and space technology.
Degree in engineering/CS/math/physics/chemistry, systems engineering experience, proficiency with MATLAB, Python or C++, MBSE/SysML experience preferred, simulation of satellite communications and orbital design preferred.
MATLAB, Python, C++, Java, MBSE, SysML, NoMagic Cameo
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Mid-level or Senior Modeling and Simulation Engineer
El Segundo or Mesa
$120k-$198k/yr OnsiteFull Time
Boeing
BoeingNYSE: BA: Designing and manufacturing commercial aircraft and defense systems.
5+ YOEBachelor's degree in engineering/CS/math/physics/chemistry, systems engineering experience, proficiency with MATLAB/Python/C++ (or similar), experience developing models/simulations for space systems; Top Secret/SCI clearance required.
MATLAB, Python, C++, Java, MBSE, SysML, NoMagic Cameo
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