10 ai simulation engineer jobs at 9 companies in Irvine, CA

PromotedHiringCafe
Founding Machine Learning / AI Search Engineer
Cupertino, CA, US
$160k-$310k/yr On-SiteFull Time
HiringCafe
HiringCafe: Building a 100× better job search engine to take on Indeed and LinkedIn.
Build the ML and AI search behind HiringCafe — ranking, recommenders, retrieval, and LLM agents that surface jobs people would never find on their own.
Python, PyTorch, Elasticsearch, LLMs
2d
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Advanced AI Engineer - Structural Analysis & Python
Torrance, California, United States
$185k-$231k/yr HybridFull Time
Honeywell International
Honeywell InternationalNASDAQ: HON: Designs and manufactures technologies for aerospace, buildings, and industry.
5+ YOEBachelor's in technical discipline, 5+ years aerospace/mechanical engineering, 2+ years physics-based AI model development, 3+ years simulation scripting, experience with CFD/structural analysis and NVIDIA physics‑AI tools.
Physics NEMO, Modulus, Warp, Python, PyTorch, TensorFlow, JAX, PyVista, Matplotlib, Plotly, Abaqus Python scripting interface, Ansys PyAnsys, APDL, MLOps
1d
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Principal / Sr. Principal AI Software Engineer
Dulles or Colorado Springs or El Segundo
$138k-$258k/yr OnsiteFull Time
Northrop Grumman
Northrop GrummanNYSE: NOC: Develops and manufactures advanced aerospace, defense, and space systems.
5+ YOEU.S. citizen with active DoD Top-Secret clearance (ability to obtain SCI/SAP), 5+ years AI engineering experience (level dependent), expertise in ML/RL/SL, strong software engineering and simulation experience.
Python, JAX, PyTorch, C++, CUDA, MATLAB/Simulink, Windows, Linux
1d
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Modeling and Simulation Module Developer - Data & AI Acceleration (Hybrid)
Irvine, California, United States
$97k-$184k/yr HybridFull Time
AbbVie
AbbVieNYSE: ABBV: Develops and sells innovative pharmaceutical and biopharmaceutical medicines.
3+ YOEMaster's (3–5 years) or PhD in statistics/data science/computer science, strong R development, dashboard and agentic AI experience, statistical rigor, and software engineering best practices.
R, LLM, CI/CD, retrieval-augmented generation
2w
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Senior AI Engineer
Hawthorne, California, United States
$140k-$164k/yr OnsiteFull Time
Oligo
Oligo: Automating spacecraft design and manufacturing with AI foundation models.
4+ YOEMaster's or higher in CS/ML,4+ years building ML/AI systems,strong Python/PyTorch and C++/C# skills,experience with classical algorithms and simulation-in-the-loop development.
Python, PyTorch, C++, C#, Ansys, GMAT, Thermal Desktop, OpenCascade, CadQuery, SolidWorks, Fusion360
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.
1d
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Principal / Sr. Principal AI Software Engineer
Dulles or Colorado Springs or El Segundo
$138k-$258k/yr OnsiteFull Time
Northrop Grumman
Northrop GrummanNYSE: NOC: Designs and manufactures advanced aerospace and defense systems.
5+ YOEU.S. citizenship and active DoD Top Secret clearance with ability to obtain SCI/SAP; 5+ years AI engineering experience (RL/SL/ML); proficiency coding in Python,C/C++,CUDA; simulation and physics-based autonomy experience.
Python, JAX, PyTorch, C/C++, CUDA, MATLAB/Simulink, Windows, Linux
1w
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Software Engineer, Agentic Modeling & Simulation
Costa Mesa or Washington
$191k-$292k/yr OnsiteFull Time
Anduril Industries
Anduril Industries: Defense technology building autonomous military hardware and software.
Experience building production backend services and AI/LLM-powered systems; proficiency in Python or Go; degree in CS or related field; ability to work with operators; eligible for U.S. Top Secret clearance.
Python, Go, LLM, AFSIM, STORM, gRPC, protobuf, Kubernetes
3mo
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Tech Lead, Robotic AI Model
El Segundo, California, United States
$150k-$180k/yr OnsiteFull Time
Faraday Future
Faraday FutureNASDAQ: FFAI: Designs and manufactures high-performance luxury electric vehicles.
3+ YOEPhD or Master’s in Robotics/CS/ML; 3+ years in robot learning; post-training expertise (SFT, RL, diffusion/flow); strong PyTorch; robot simulators; ROS/ROS2; scalable training.
PyTorch, ROS/ROS2, Isaac Sim, MuJoCo, PyBullet, SAPIEN, DeepSpeed, TensorRT, ONNX Runtime
1mo
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Graduate - Analog Mixed-Signal Design Engineer
El Segundo or California
$87k-$109k/yr OnsiteFull Time
Infineon Technologies
Infineon TechnologiesFrankfurt Stock Exchange: IFX: Designs and manufactures semiconductors for power and IoT systems.
0+ YOERecent graduate (within last year). Master's or PhD preferred in electronics or related fields. Proficiency with Cadence mixed-signal tools, experience in data-converter or clock-generation IP design/simulation, strong communication and verification skills.
Cadence mixed-signal design tool suite, AI tools
3mo
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General Manager – Optical Design Engineering (ODE)
Santa Clara or Santa Rosa or Pasadena or Boeblingen
HybridFull Time
Keysight Technologies
Keysight TechnologiesNYSE: KEYS: Provides electronic design, test, and simulation software and hardware.
10+ YOESenior leadership with full P&L ownership; experience scaling engineering or simulation software; global team leadership; travel; strong strategic and technical credibility.
HPC, GPU, Cloud, AI