[Job Radar](https://jobradar.live/) / [Jobs](https://jobradar.live/ilanlar) / Staff Mechanical Design Engineer - Electromechanical

Active
On-site
Menlo Park, CA
Posted · 12.02.2026
Lever (US)

# Staff Mechanical Design Engineer - Electromechanical

Mainspring Energy

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
Job Overview
Mainspring is seeking Staff Mechanical Design Engineers with a focus on designing electrical enclosures and cables while improving functionality and system-level performance. In this role, you will lead projects from setting requirements, designing, conducting cross functional reviews, coordinating testing and release to ensure that key electrical subsystems meet challenging technical requirements with a potential for direct reports. Ideal candidates will have a strong combination of technical expertise and the drive to solve complex problems in a collaborative environment.

This job was verified from Lever (US). Applications are completed on the original source.

[Apply on the original listing ↗](https://jobradar.live/ilan/57585471-af0c-4817-b0b0-b3945e7822d6/git)

## Stop searching one by one for roles like this.

Upload your resume or enter your target roles to see your first 3 matches for free.

[Find jobs for me →](https://jobradar.live/uye/kayit)
Your resume is never shared with employers; it is processed only for matching.

Something wrong with this job?

## Similar jobs

[Mainspring Energy Jobs](https://jobradar.live/company/mainspring-energy) · [Jobs in California](https://jobradar.live/jobs/california)
· [Jobs by location](https://jobradar.live/jobs) · [Jobs by company](https://jobradar.live/company)

- [Tech Lead Engineer, Design Verification](https://jobradar.live/ilan/0e1e75dc-6929-4eac-984a-49187647ff63) Astera Labs · San Jose, California, United States

- [Tech Lead, Digital Design Engineer](https://jobradar.live/ilan/776de9cd-f61c-4bf5-afc0-1a37f54c0427) Astera Labs · San Jose, California, United States

- [Senior Digital Design Engineer](https://jobradar.live/ilan/d02e44c5-5595-4d0a-af23-1d3b9458daff) Astera Labs · San Jose, California, United States

- [Senior Design Verification Engineer](https://jobradar.live/ilan/4c858195-6cfa-4414-a857-0a0f55d2a8b6) Astera Labs · San Jose, California, United States

- [AE| Principal Product Application Engineer (Scorpio)](https://jobradar.live/ilan/0b996b92-a654-4ccd-9dc6-38bb8b2776d8) Astera Labs · San Jose, California, United States

- [Recovery Coach | Entry-Level Mental Health Aide](https://jobradar.live/ilan/3f552f3e-33f1-4d79-ab4b-5e380609a659) Crestwood Behavioral Health · Santa Barbara, California, United States

- [Peer Support Specialist](https://jobradar.live/ilan/50a761ae-b80f-46bd-90b9-55a6c775b0a2) Crestwood Behavioral Health · San Diego, California, United States

- [Mobile Crisis Licensed Vocational Nurse (LVN) | Licensed Psychiatric Technician (LPT)](https://jobradar.live/ilan/cd93b6d4-8227-479a-8a75-0faeac33ab49) Crestwood Behavioral Health · Napa, California, United States