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129 simulation engineer jobs at 55 companies in San Clemente, CA

1mo
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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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2d
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Modeling & Simulation Engineer
Poway, California, United States
$63k-$106k/yr OnsiteFull Time
General Atomics
General Atomics: Designs and manufactures unmanned aircraft and nuclear technology systems.
0+ YOEBachelor's in engineering or equivalent experience, familiarity with modeling and simulation, basic programming (MATLAB, Python, C++), analytical skills, ability to obtain DoD Secret clearance.
AFSIM, Command Professional Edition (CPE), Command PE, MATLAB, Python, C++, STK, Git, LLMs
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1mo
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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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3mo
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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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3w
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Simulation Software Developer
Poway, California, United States
$72k-$110k/yr OnsiteFull Time
General Atomics Aeronautical Systems
General Atomics Aeronautical Systems: Designs and manufactures unmanned aircraft and radar systems.
0+ YOEBachelor's in CS/IS or equivalent experience, strong foundation in algorithms/data structures and OOP, proficiency in C/C++ and working knowledge of Java or Python, Linux experience, strong debugging and communication skills, ability to obtain DoD Secret clearance.
C, C++, Java, Python, Linux
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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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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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3w
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Senior Robotics Software Engineer, Simulation & Evaluation
Irvine, California, United States
$155k-$180k/yr OnsiteFull Time
Field AI
Field AI: Develops autonomous software brains for robots in unstructured environments.
3+ YOE3+ years developing robotics simulation tools or related robotics software; strong C++ and/or Python skills; experience with Isaac Sim, Gazebo, MuJoCo, Unity, Unreal, or custom simulators; familiarity with ROS2, URDF/SDF, and debugging simulator-to-robot gaps.
C++, Python, Isaac Sim, Gazebo, MuJoCo, Unity, Unreal, ROS2, URDF, SDF, Omniverse, USD, PhysX, Docker, CMake, Bazel, GitHub Actions
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3w
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Systems Modeling and Simulation Engineer (Engineer or Principal Level)
Rancho Bernardo, California, United States
$92k-$171k/yr OnsiteFull Time
Northrop Grumman
Northrop GrummanNYSE: NOC: Develops and manufactures advanced aerospace, defense, and space systems.
2+ YOEBachelor's in STEM with 2+ years (or higher-level degree/experience for principal), active U.S. Top Secret clearance, C#/C++/Java and .NET expertise, Visual Studio, WPF/MVVM/Blazor, CI/CD and version control, secure coding (NIST/DoD).
C#, C++, Java, .NET, CLR, JIT, Microsoft Visual Studio, WPF, MVVM, Blazor, gRPC, Bitbucket, GitHub, GitLab, Git, TFS, Azure DevOps, CI/CD, CommunityToolkit.Mvvm, AFSIM, Suppressor, Brawler
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1mo
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Systems Engineer, Spacecraft Design & Simulation
Long Beach, California, United States
$112k-$159k/yr OnsiteFull Time
Vast
Vast: Develops and operates commercial artificial-gravity space stations.
4+ YOEBachelor's in engineering/physics, 4+ years spacecraft systems or mission analysis experience, broad subsystem knowledge (power, thermal, ADCS, orbital mechanics), rigorous validation mindset, AI-assisted workflows familiarity, able to read and review code.
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Senior R&D Engineer - Modeling & Simulation
Irvine, California, United States
$106k-$158k/yr OnsiteFull Time
Medtronic
MedtronicNYSE: MDT: Developing and manufacturing medical technologies and therapies globally.
2+ YOEBachelor's degree in a technical discipline; 2+ years using Abaqus Implicit/Explicit for biomedical engineering problems; experience with structural finite-element modeling, solid mechanics, technical reporting, and collaboration with R&D teams.
Abaqus, SolidWorks, Python, Matlab
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2mo
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Simulation Platform Partner Product Owner, Architect
Lake Forest or Houston or Philadelphia
$142k-$271k/yr HybridFull Time
AVEVA
AVEVA: Industrial software for engineering and operational performance management.
7+ YOE7+ years in process industry; MS in Chemical Engineering; domain expert in chemical process simulation; experience with AVEVA Process Simulation or similar; Python coding ability; agile experience.
Python, C#, C++
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5d
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Modeling and Simulation Module Developer - Data & AI Acceleration (Hybrid)
Irvine or South San Francisco
$97k-$184k/yr HybridFull Time
AbbVie
AbbVieNYSE: ABBV: Develops and sells innovative pharmaceutical and biopharmaceutical medicines.
3+ YOEMaster's (3–5 years experience) or PhD in statistics/data sciences/computer science or related; strong R development, agentic AI and dashboard experience, statistical knowledge, and software engineering practices.
R, LLM, version control, CI/CD
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3d
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Senior R&D Engineer - Modeling & Simulation
Irvine, California, United States
$106k-$158k/yr OnsiteFull Time
Medtronic
MedtronicNew York Stock Exchange: MDT: Develops and manufactures medical devices and digital health solutions.
2+ YOEBachelor's in a technical discipline; ≥2 years using Abaqus Implicit/Explicit for biomedical problems; experience in structural finite-element modeling, solid mechanics, and technical report writing.
Abaqus, SolidWorks, Python, Matlab
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3mo
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Automation Engineer
Torrance, California, United States
$122k-$194k/yr OnsiteFull Time
Divergent
Divergent: Develops digital manufacturing systems for complex vehicle structures.
1+ YOEBachelor's in Mechatronics or Mechanical Engineering; 1+ years robotic simulation or 3+ years hands-on robot programming; experience with KUKA/ABB/FANUC/Yaskawa; CAD (NX preferred); data-driven problem solving; strong collaboration.
CAD, NX, Simulation Tools, Teamcenter, Tecnomatix, Robot programming
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1w
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Senior Process Engineer
Huntington Beach, California, United States
$85k-$120k/yr OnsiteFull Time
Nikkiso
NikkisoTokyo Stock Exchange: 6376: Manufacturer of industrial fluid equipment and medical devices.
10+ YOEBachelor's in Chemical Engineering, 10+ years oil & gas/LNG/cryogenic/EPC experience, advanced process simulation skills (Aspen HYSYS/Plus, UniSim), ability to translate simulation outputs to fabrication-ready designs.
Aspen HYSYS, Aspen Plus, UniSim
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1w
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Senior Process Engineer
Huntington Beach, California, United States
$85k-$120k/yr OnsiteFull Time
Nikkiso
NikkisoTokyo Stock Exchange: 6376: Designs and manufactures precision fluid control and industrial equipment.
10+ YOEB.S. in Chemical Engineering, 10+ years in oil & gas/LNG/cryogenic/EPC, advanced process simulation skills (Aspen HYSYS/Aspen Plus/UniSim), experience with skid-mounted/modular systems, strong simulation-to-design integration.
Aspen HYSYS, Aspen Plus, UniSim
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Senior Industrial Engineer
Irvine, California, United States
$140k-$170k/yr OnsiteFull Time
Turion Space
Turion Space: Builds spacecraft for orbital debris removal and satellite servicing.
6+ YOEBachelor's in engineering,6+ years industrial/manufacturing engineering experience, simulation and modeling skills, MES/ERP experience, experience in electromechanical assembly, strong communication and project leadership.
Microsoft Excel, Python, SQL, Solumina, SAP, FactoryLogix, Siemens, FlexSim, Simio, MES, ERP
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R&D Engineer Hardware
Irvine, California, United States
OnsiteFull Time
Broadcom
BroadcomNASDAQ: AVGO: Designs and sells semiconductors and infrastructure software to enterprises.
3+ YOEMasters+6 yrs or PhD+3 yrs experience in high-speed analog/mixed-signal design; expertise in CMOS analog circuits, serial link applications, simulation and layout, and lab characterization.
simulation tools, custom layout tools, oscilloscope, spectrum analyzer
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