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297 simulation jobs at 107 companies in Simi Valley, 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 Engineer
Los Angeles, California, United States
$145k-$185k/yr OnsiteFull Time
Apex
Apex: Mass-manufactures standardized satellite buses for commercial and government use.
3+ YOE3+ years in closed-loop simulation tools; BS in CS/CE/EE/Aerospace; proficient in C/C++, Python; Linux; Docker; CI/CD; experience with SITL/HITL; strong analytical skills.
C++, Rust, Python, Linux, Docker, CI/CD, Git
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2mo
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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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Simulation Operations Specialist - Dean's Office
Los Angeles, California, United States
$34-$51/hr OnsiteFull Time
UCLA Health
UCLA Health: Provides comprehensive hospital services and academic medical research.
Bachelor's degree or equivalent; experience with PC/Mac, Microsoft Office, audiovisual and simulation equipment; ability to lift 50 lbs, work evenings/weekends, and support simulation-based education and research.
Microsoft Office, PC, Mac, audiovisual equipment, projector, microphone, media player, simulation equipment, virtual reality
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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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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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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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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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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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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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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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2mo
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Modeling and Simulation Manager
Denver or Long Beach
$145k-$245k/yr OnsiteFull Time
True Anomaly
True Anomaly: Develops autonomous spacecraft and software for space security missions.
8+ YOE4+ Mgmt8+ years in modeling/simulation with 4+ years leading teams; master's in aerospace/mechanical/systems engineering or related field; strong leadership and communication skills.
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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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Lead Modeling and Simulation Engineer
Simi Valley, California, United States
$155k-$170k/yr OnsiteFull Time
ALTEN
ALTENEuronext Paris: ATE: Provides engineering and technology consulting services to industrial clients.
8+ YOEMaster's or PhD in engineering, U.S. citizenship, existing DoD Secret clearance, 8+ years M&S experience in missile/aerospace systems, GNC and simulation expertise, MS Office and strong communication and leadership skills.
Microsoft Office
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Simulation Software Engineer
Goleta, California, United States
$110k-$180k/yr OnsiteFull Time
Toyon Research
Toyon Research: Develops advanced technology and analysis for national defense systems.
2+ YOEBS or higher in CS/engineering/physics/math; 2+ years experience; strong C++/Python; version control; testing; scripting; Monte Carlo/probability methods.
C++, Python, Git, GitLab, Bitbucket, Scripting
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Simulation Software Engineer
Los Angeles, California, United States
OnsiteFull Time
Revel
Revel: Modern software platform for controlling complex hardware systems.
Bachelor's or Master's in CS/Software Engineering, strong C++ and/or Rust, knowledge of physics/applied math, modern engineering practices (testing, code reviews, CI/CD), strong problem-solving and communication.
C++, Rust, TypeScript, Python
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Modeling, Simulation, and Analysis Specialist
Chantilly or El Segundo
$129k-$194k/yr OnsiteFull Time
The Aerospace Corporation
The Aerospace Corporation: Provides technical expertise and research for national space programs.
8+ YOEBachelor’s in engineering or related field; 8+ years experience in multi-disciplinary systems engineering; TS/SCI with poly preferred; strong MS&A, simulation, and space-domain knowledge.
Python, C++, MATLAB
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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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Systems Modeling and Simulation Engineer
San Diego or Palmdale
$92k-$138k/yr OnsiteFull Time
Northrop Grumman
Northrop GrummanNYSE: NOC: Designs and manufactures advanced aerospace and defense systems.
2+ YOESTEM Bachelor's with 2 years (or STEM Master's with 0 years); active US Secret clearance; advanced Microsoft Excel; experience in statistical/system modeling and simulation; ability to travel up to 25%.
Microsoft Excel, Tempo, VMetric, EDCAS, MAAF, LCOM
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Senior Satellite Simulation & Test Software Engineer - TeraWave
Seattle or Los Angeles or Denver
$182k-$277k/yr OnsiteFull Time
Blue Origin
Blue Origin: Develops reusable rockets and systems for human spaceflight.
10+ YOEBachelor's degree in CS/SE/Aerospace, 10+ years spacecraft or embedded simulation/software experience, strong C/C++ and Python skills, simulation architecture and verification experience, familiarity with flight interfaces and IPC, U.S. work eligibility required.
C, C++, Python, Google Test, Git, CI/CD, containerized environments, IPC, sockets, shared memory, message queues, publish-subscribe middleware, NASA's Trick, cFS, CCSDS, MISRA C/C++, Linux, QNX, VxWorks, RTEMS, TCP/IP, UDP, CAN, I2C, SPI, RS-422/485
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