1X · 5 hours ago
Simulation Engineer
Palo Alto, California, United States
Full-time
Onsite
Mid, Senior Level
$120K/yr - $204K/yr
5+ years exp1X is at the forefront of developing advanced humanoid robots designed for household use. As a Simulation Engineer, you will lead thermal and multi-body structural analysis for advanced robotic systems, supporting design decisions across development and production.
Artificial Intelligence (AI)ManufacturingRobotics
Responsibilities
Build and validate thermal models for actuators, electronics, and enclosures
Perform multi-body dynamics simulations for robot motion and load cases
Develop structural FEA models to assess stress, fatigue, and stiffness
Correlate simulations with test data; improve model fidelity
Define simulation best practices, templates, and documentation
Collaborate with mechanical, controls, and HW teams to translate requirements into models
Run DOE and sensitivity studies to guide design decisions
Support design reviews with clear technical reports and visualizations
Automate simulation workflows with scripting where appropriate
Contribute to system-level trade studies and architecture decisions
Qualification
Required
BS/MS in Mechanical, Aerospace, or related field
5+ years in thermal, structural, or dynamics simulation
Proficiency in FEA/CFD tools (e.g., ANSYS, Abaqus, COMSOL) and MBD tools (e.g., MSC Adams)
Strong understanding of heat transfer, materials, and mechanics
Experience with test correlation and validation methods
Ability to create robust boundary conditions and load cases
Scripting skills (Python/MATLAB) for automation and post-processing
Clear technical communication and documentation
Comfort working in fast-paced, cross-functional environment
Hands-on mindset; ability to interpret hardware constraints and manufacturing realities
Benefits
Health, dental, and vision insurance
401(k) with company match
Paid time off and holidays
Company
1X
1X is an engineering and robotics company that develops humanoid robots designed to work alongside humans.
201-500 employees
H1B Sponsorship
1X has a track record of offering H1B sponsorships. Please note that this does not
guarantee sponsorship for this specific role. Below presents additional info for your
reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2025 (16)
2024 (3)
2023 (1)
Funding
Current Stage
Growth StageTotal Funding
$136.49MKey Investors
EQT VenturesOpenAI Startup Fund
2025-07-07Series B
2024-01-11Series B· $99.94M
2024-01-11Secondary Market
Recent News
2026-01-15
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