Principal Tools Engineer, Simulation
San Carlos, CA$190k - $280kFull-timePosted 2mo ago
About the role
Role focused on building the next generation of simulation tooling to power robotics development, improving the simulator, developer workflows, and content pipelines for scaling robotics software at 1X.
Responsibilities
- Design and build scalable tooling that enables robotics engineers to efficiently create, manage, and test simulation environments throughout the development lifecycle.
- Improve end-to-end simulation content pipelines, including asset ingestion, environment creation, versioning, validation, and deployment workflows.
- Integrate simulators into automated testing frameworks and CI/CD pipelines that continuously validate robot behaviors across large simulation environments before production deployment.
- Build internal tools that improve developer productivity, reliability, and engineering velocity across all 1X software teams.
- Establish scalable platform architecture and engineering best practices that support long-term growth of the simulation ecosystem.
Qualifications
- 6+ years of professional experience (Senior) or 10+ years (Staff) developing game engine tooling, simulation platforms, developer tools, or large-scale content pipelines.
- Bachelor's degree in Computer Science, Software Engineering, Game Development, or a related technical field.
- Strong proficiency in C++, C#, Python, or similar programming languages.
- Experience developing tools within Unreal Engine, Unity, proprietary game engines, or large-scale simulation environments.
- Experience building CI/CD pipelines, automated testing frameworks, or deployment systems for engineering workflows.
Skills
Required:Developer toolingSimulation platformsCI/CD
Benefits
- Comprehensive medical, dental, and vision coverage
- Generous paid time off, company holidays, and parental leave
- 401(k) plan with company match (100% on the first 3% of contributions, 50% on the next 2%)
- Flexible Spending Accounts (FSA) and Health Savings Accounts (HSA) options
- Commuter benefits (transit and parking)
- Short-term and long-term disability, and life insurance
- Employee Assistance Program (EAP) for mental health, financial, and personal support
- Onsite snacks and catered lunches
Last updated Sep 20, 2026. Interested? Apply on the company site.
About 1X Technologies
1X | Home Robots
We're an AI and robotics company based in Palo Alto, California. We create safe humanoid robots that do your chores and offer personalized assistance.
AIFactoryHome RobotsHumanoid RobotsLogsPersonalized AssistanceRobot FleetRobotics
More open roles at 1X Technologies
- Senior Motor Control EngineertodaySan Carlos, CA · Hardware Engineering
- Test TechniciantodayHayward, CA · Manufacturing Operations
- Staff Systems Engineer - CameratodaySan Carlos, CA · Software Engineering
- Prototype TechniciantodaySan Carlos, CA · Manufacturing Operations
- Senior Softgoods Digital Design EngineertodaySan Carlos, CA · Hardware Engineering