Staff Electrical Test Development Engineer - NPI
mainspringenergy
| Company | mainspringenergy |
| Category | Engineering |
| Location | Menlo Park |
| Remote | Hybrid |
| Employment | Not stated |
| Level | Not stated |
| Salary | USD 157k–185k |
| Posted | 6 Jul 2026 |
| Last verified | 2 Aug 2026 |
| Source | Employer career page (lever) |
Description
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
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