Simulation Expert — Real-to-Sim 3D Environments & Assets

micro1; United States; Remote; USD 83,000 - 138,000; Part time

Job summary

micro1 is seeking a Simulation Expert—Real-to-Sim 3D Environments & Assets for a remote contractor engagement focused on advancing AI training through high‑fidelity simulations. You will contribute domain knowledge to how models learn, reason, and perform using real‑world input.

Responsibilities include building and configuring 3D assets, translating real objects into simulation, tuning physics, and collaborating with scientists to validate environmental accuracy across Isaac Sim, Gazebo,

Qualifications

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

Responsibilities

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

Skills

Robotics simulation

3D modeling CAD

Physics simulation

Collaboration with scientists

Attention to fidelity

Tools

Isaac Sim

Gazebo

MuJoCo

Unity

Unreal

PyBullet

Job description

Role Title: Simulation Expert — Real-to-Sim 3D Environments & Assets

Role Type: Contractor

Location: Remote

micro1 is engaging Simulation Experts — Real-to-Sim 3D Environments & Assets to contribute to a customer’s project focused on advanced simulation and artificial intelligence training. In this role, you'll apply your expertise to help train next-generation AI systems. Your work will shape how models learn, reason, and perform through high-quality, real-world input. No prior experience in AI is required — your domain knowledge is what matters.

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