Principal Mechanical Engineer - Technical Leader, Hardware
Job in
Menlo Park, San Mateo County, California, 94029, USA
Listed on 2026-09-09
Listing for:
Mainspring Energy
Full Time
position Listed on 2026-09-09
Job specializations:
-
Engineering
Job Description & How to Apply Below
Mainspring Energy is seeking a Principal Mechanical Engineer to serve as a company-level technical authority for the Linear Generator platform. You will shape long-term technical direction, influence architecture, and guide high-stakes decisions across teams.
The role requires broad leadership across multiple domains, autonomy to advise senior leadership, and the ability to create durable technical leverage that improves product capability, reliability, and manufacturability.
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