Hiring organization : IT company

Location : Remote , Salary : $60 – $150/hr

Job type : Contract / freelancer

Simulation Expert — Real-to-Sim 3D Environments & Assets/ Freelancer Remote job :

No of openings : 05

Required Skills

Isaac sim, Gazebo, Mujoco, Unity, Unreal, Pybullet, 3d modeling, Cad, Environment design, Physics simulation, Rigid body dynamics, Material properties, Simulation troubles, hootingCollaboration with scientists, Attention to detail

Key Responsibilities:

1. Build and configure 3D assets and environments in simulation platforms (Isaac Sim, Gazebo, MuJoCo, or similar)
2. Translate real-world objects and instruments into simulation, matching geometry, scale, material, and physical behavior
3. Collaborate with scientists and subject-matter experts to validate accuracy of simulated environments
4. Tune physical parameters (mass, friction, collision properties, joint dynamics) so simulated objects behave like their real counterparts
5. Troubleshoot discrepancies between simulated and real-world behavior

Qualifications:

1. Hands-on experience with at least one robotics/physics simulation platform (Isaac Sim, Gazebo, MuJoCo, Unity, Unreal, PyBullet, etc.)
2. Background in 3D modeling, CAD, or environment design
3. Understanding of physics simulation (rigid body dynamics, materials, sensors)
4. Strong collaboration skills working with scientific/technical stakeholders
5. Attention to detail in matching real-world fidelity