General Motors

Senior Simulation Software Engineer

General Motors

full-time

Posted on:

Location Type: Hybrid

Location: Warren • Missouri • United States

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Job Level

Senior

Tech Stack

PythonUnityUnreal Engine

About the role

  • Develop and maintain simulation environments using Unity, Unreal Engine, or Nvidia Isaac Sim.
  • Implement NPC programming and behavior logic for realistic interactions.
  • Own end-to-end features: requirements, architecture, implementation, testing, deployment and observability for core capabilities.
  • Build high-performance 3D simulation modules for scalability and real-time execution (rendering, physics, spatial indexing) and integrate them with platform services.
  • Develop asset pipelines and tooling for ingesting, transforming, and optimizing complex 3D assets (USD/GLTF) and scene graphs for real-time use.
  • Collaborate with robotics engineers and software developers to integrate simulation with automation pipelines.
  • Contribute hands-on to coding and code reviews, promoting clean code practices and secure development standards.
  • Troubleshoot and resolve technical issues in simulation frameworks.
  • Document workflows and best practices for cross-team adoption.

Requirements

  • Bachelor’s or Master’s degree in Computer Science, Game Development, Robotics, or related field.
  • 5+ years of experience in software engineering including 3D simulation development or game engine programming.
  • Expertise in one of the following: Unity 3D, Unreal Engine, or Isaac Sim, with willingness to learn others.
  • Proven experience productizing 3D software systems: rendering pipelines, physics, simulations, or digital twins.
  • Strong skills in NPC programming and behavior scripting.
  • Proficiency in C#, C++, or Python, with strong computer graphics and linear algebra foundations.
  • Solid CI/CD, version control (Git) and agile development practices.
Benefits
  • From day one, we're looking out for your well-being–at work and at home–so you can focus on realizing your ambitions.
  • Learn how GM supports a rewarding career that rewards you personally by visiting Total Rewards resources.

Applicant Tracking System Keywords

Tip: use these terms in your resume and cover letter to boost ATS matches.

Hard skills
3D simulation developmentgame engine programmingNPC programmingbehavior scriptingC#C++Pythoncomputer graphicslinear algebraCI/CD
Soft skills
collaborationtroubleshootingdocumentationclean code practicessecure development standards
Certifications
Bachelor’s degree in Computer ScienceMaster’s degree in Computer ScienceBachelor’s degree in Game DevelopmentMaster’s degree in Game DevelopmentBachelor’s degree in RoboticsMaster’s degree in Robotics