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FLFlexion Robotics

Simulation Software Engineer(m/w/x)

Zürich
Full-timeOn-siteSenior
AI/ML

Building core simulation infrastructure for humanoid robot intelligence. GPU simulator experience, Python/PyTorch, and physics simulation understanding required. Competitive compensation package.

Requirements

  • Strong experience building/extending robotics simulation systems
  • Hands-on experience with GPU simulators (MuJoCo, Isaac Gym/Lab)
  • Proven track record building simulation infrastructure for learning-based robotics
  • Excellent Python and Pytorch programming skills
  • Deep understanding of physics simulation (rigid body dynamics, contacts, actuators)
  • Knowledge of GPU systems and performance optimization
  • Experience with deformable objects, soft contacts, or complex actuation systems
  • Experience with multi-GPU/distributed training systems
  • Experience with Nvidia's Warp

Tasks

  • Design and build core simulation infrastructure
  • Maintain simulation architecture and reliability
  • Develop and refine physical models
  • Improve simulation fidelity for contacts, actuators, and sensors
  • Optimize simulation for parallel reinforcement learning
  • Identify and remove compute and memory bottlenecks
  • Integrate and extend photorealistic rendering pipelines
  • Generate synthetic datasets for perception systems
  • Maintain software-in-the-loop testing infrastructure
  • Validate policies and systems in simulation
  • Collaborate with RL, control, perception, and hardware teams

Work Experience

  • approx. 4 - 6 years

Education

  • Vocational certificationOR
  • Bachelor's degreeOR
  • Master's degree

Languages

  • EnglishBusiness Fluent

Tools & Technologies

  • MuJoCo
  • Isaac Gym
  • Isaac Lab
  • Python
  • Pytorch
  • Nvidia Warp

Benefits

Competitive Pay

  • Competitive compensation package
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