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Mechanical Engineer - Thermal / Fluids Hardware Design

Mainspring Energy is hiring for Mechanical Engineer - Thermal / Fluids Hardware Design in Menlo Park, CA. Mid level. First seen November 11, 2026; open as of November 12, 2026. Jobs taken straight from company career pages — no aggregator in between.

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Company
Mainspring Energy
Where
Menlo Park, CA
Level
Mid
First seen
November 11, 2026
Listed via
Lever

What the posting says

Pragmatic Optimism Excellence without Ego Proactive Collaboration Job Overview Mainspring is seeking Mid-Level Mechanical Engineers with a focus on designing hardware that requires thermal and fluids analysis. In this role, you will design hardware for air and liquid handling systems. You will develop new concepts and manage existing concepts through development, deployment, and manufacturing. Mainspring is a great place for engineers with a variety of areas of deep expertise, who like to solve challenging cross-functional problems with a mix of computational analysis, hands-on engineering…

Read more and apply on Mainspring Energy's site

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