1X Technologies
Senior Manufacturing Engineer, Battery
$141K–$181K
San Carlos, CA · On-site · Senior · Full-time · Posted Oct 11, 2026
- Experience
- 5+ years of engineering experience developing battery systems, energy storage systems, or complex electromechanical products.
- Education
- Bachelor’s degree in Mechanical Engineering, Electrical Engineering, Chemical Engineering, Materials Science, or a related engineering field.
About the job
Develop and bring NEO humanoid robot battery systems from architecture and prototyping through validation and production, improving their performance, safety, reliability, and manufacturability.
What you'll do
- Design and release battery packs and system architecture, integrating cells, electrical protection, thermal management, and mechanical packaging.
- Define and conduct battery characterization and validation; analyze test data and failures to drive design improvements.
- Support prototype builds, design validation, supplier qualification, NPI, and production ramp in collaboration with cross-functional teams.
What they ask for
- Bachelor’s degree in Mechanical Engineering, Electrical Engineering, Chemical Engineering, Materials Science, or a related engineering field.
- 5+ years of engineering experience developing battery systems, energy storage systems, or complex electromechanical products.
- Experience developing fixtures and test equipment.
- Experience with lithium-ion battery packs or related energy storage systems, including architecture, characterization, validation, performance analysis, and safety.
Nice to have
- Experience developing battery systems for robotics, electric vehicles, consumer electronics, aerospace, drones, or other high-performance mobile products.
- Experience with Battery Management Systems (BMS), battery thermal management, or battery test and reliability systems.
Pay
USD $141,000 - $181,000 base salary
Tools
lithium-ion, Battery Management Systems (BMS), UL, IEC, UN 38.3, State of Charge (SOC), State of Health (SOH)
Model-written summary · the original posting is authoritative