active · Approximate location
End of Line Technician
otherMenlo Park, CA
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AT A GLANCE
Product Testing3+ years experienceOtherHourly
Required
- 3+ years experience
About Mainspring Mainspring Energy manufactures and delivers fuel-flexible, low-emissions local power solutions that rapidly add new capacity and deliver reliable, affordable, and sustainable electric power. The company began commercial shipments of its Mainspring Linear Generato
About the role
About Mainspring
Mainspring Energy manufactures and delivers fuel-flexible, low-emissions local power solutions that rapidly add new capacity and deliver reliable, affordable, and sustainable electric power. The company began commercial shipments of its Mainspring Linear Generators in 2020 and today has hundreds of megawatts in advanced development and field operations for leading Fortune 500 companies, data centers, and utilities. Mainspring also partners with global energy leaders including AEP, NextEra Energy Resources, Schneider Electric, and more.
The core values that ground our work, guide our decisions, and connect us together:
Pragmatic Optimism
Excellence without Ego
Proactive Collaboration
Responsibilities
- Collaborate: Partner with cross-functional build and test teams in a dynamic, fast-paced production and test environment, and provide support for limited on-site field activities
- Mechanical & Electronics Assembly: Assemble mechanical and electromechanical generator components and subassemblies following established procedures, identifying opportunities for process improvements
- Troubleshoot, Repair & Retrofit: Diagnose and repair mechanical systems and electronic control/power electronics boxes, perform in-house and field retrofits as needed, and implement design updates with engineers
- Testing & Validation: Execute comprehensive testing, including core validation, emissions testing, eBox testing, and general generator system functional testing across lab, production, and limited field environments
- Inspect & Document: Perform thorough inspections, document test results, failures, retrofit actions, and corrective measures, providing actionable feedback to the engineering team
- Continuous Improvement: Contribute to process improvements focused on safety, throughput, retrofit efficiency, and operational effectiveness in a high-tempo environment
Requirements
- Minimum 3 years of hands-on expereince with mechanical assembly and/or repair
- Experience in fast-paced manufacturing, automotive, power generation, or heavy equipment environments is a plus
- Experience with electronics diagnostics, troubleshooting, and retrofit implementation, including control boxes, sensors, wiring harnesses, and connectors
- Knowledge of or experience with core validation, emissions testing, and eBox testing is a strong plus
- Willingness and ability to perform limited field work, including occasional on-site testing or retrofit support
- Proven ability to manage multiple tasks, adapt to changing priorities, and maintain a strong commitment to safety and quality
- Proficiency with precision measurement tools (micrometers, bore gauges, gauge blocks) capable of measurements down to 0.001”
- Familiarity with software tools, data logging, and test documentation systems is a plus
- Forklift or heavy equipment operation experience is a plus
- Possession of a California Class A Commercial Driver’s License (CDL) is a plus
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