Noble Machines
Simulation Engineer
$170K–$400K
Sunnyvale, CA +1 · Full-time · Posted Aug 10, 2026
- Location
- Sunnyvale, CA
Sunnyvale, California, United States
About the job
Build and optimize robot and industrial-environment digital twins for robot learning, data generation, and policy evaluation, including measuring and reducing sim-to-real gaps.
What you'll do
- Create and maintain simulation-ready robot, tool, and scene assets, including collision geometry and automated asset workflows.
- Measure physical and perception sim-to-real gaps using matched tests, then calibrate simulation models and visual assets.
- Optimize simulation performance and develop programmable, randomized task environments for training and evaluation.
What they ask for
- Experience building digital twins, simulation assets, or physically interactive environments for robotics, industrial simulation, or comparable applications.
- Practical understanding of collision detection and contact modeling, and experience optimizing 3D assets and scenes for runtime use.
- Hands-on experience with Isaac Sim, Omniverse, MuJoCo, or a comparable physics-based simulation platform; familiarity with USD and robot descriptions such as URDF, or equivalent formats and workflows.
- Solid understanding of 3D geometry, coordinate transforms, rigid-body dynamics, and articulated systems; working understanding of simulation for robot learning and evaluation.
Nice to have
- Experience with contact-rich manipulation, grasping, articulated mechanisms, or robotics simulation.
- Experience with Isaac Lab, PhysX, scene generation, synthetic data pipelines, CAD conversion, photogrammetry, scene reconstruction, Blender, Houdini, or simulation for imitation or reinforcement learning.
Pay
$170,000 - $400,000 USD base salary
Tools
Isaac Sim, Omniverse, MuJoCo, USD, URDF, Isaac Lab, PhysX, Blender
AI focus
Simulation supports robot learning, data generation, perception and policy evaluation, including randomized environments and parallel rollouts.
Model-written summary · the original posting is authoritative