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Staff Mechanical Engineer - Battery Design at Mainspring Energy - ApplyBlast

Staff Mechanical Engineer - Battery Design

Mainspring Energy

4 months ago

3.7 on Glassdoor

Menlo Park, CA

Hybrid

Full Time

Senior

0 applicants

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About this role

The Senior Battery Engineering Lead at Mainspring Energy oversees the design of battery packs and modules for low-emissions local power solutions. This role entails managing hardware from definition through production, collaborating with suppliers, and leading technical reviews to ensure safety, reliability, and cost-effectiveness. The hire will drive future generator platform architectures while interfacing with cross-functional teams including Electrical Engineering, Manufacturing, and Test.

Responsibilities

Lead battery pack and module design from requirements to production launch
Partner with suppliers to refine pack architectures and manufacturing readiness
Evaluate designs for thermal performance, safety, and lifecycle reliability
Develop future battery architectures for next-generation generator platforms
Lead root-cause investigations for production and field operational issues

Skills

Qualifications

BS in Mechanical EngineeringMS in Mechanical EngineeringUL Certification Knowledge

About Mainspring Energy

mainspringenergy.com

Headquarters

Menlo Park, California, United States

Company Size

201-500 employees

Founded

2010

View Profile

Mainspring Energy designs and deploys modular Linear Generators that deliver flexible onsite power at any scale and can run on a variety of fuels. Their systems target capacity, resilience, and cost needs for use cases like backup power, distributed generation, and hybrid renewable-plus-storage microgrids. Customers choose Mainspring for its fuel‑agnostic, scalable hardware and focus on reliable, cost‑effective local generation and grid support.