[ engineering ]

Senior Materials and Process Engineer

Location: Menlo Park, California
Work mode: Hybrid
Listed: Sep 3, 2026

Apply on Mainspring Energy’s site Find roles like this with the assistant

Applications go directly to Mainspring Energy. Ramai takes no fee for placement and no money for ranking.

[ About this role ]

Mainspring Energy is seeking a Senior Materials and Process Engineer to scale production of their Linear Generators. This role involves developing and validating cost-effective materials solutions, focusing on graphite components and tribological systems, and collaborating with cross-functional teams.

Skills and focus areas

materials science
process development
material validation
graphite
tribology
non-ferrous materials
ferrous materials
coatings
polymers
specification writing
process control
quality control

Summary written by Ramai from the original posting. Full details and requirements are on Mainspring Energy’s careers page.

[ More at Mainspring Energy ]

See all 94 open roles at Mainspring Energy →

[ Similar roles at other startups ]

Browse all open engineering roles →

[ Not quite right? ]

Tell the assistant what you’re after — stage, location, stack, visa sponsorship — and it searches every open role for you. A few questions are free, no account needed.

Search with the assistant Browse similar roles