Senior Mechanical Engineer, Plastics Design is open at Formenergy in Berkeley, CA. The posting gives a salary of $129K - $193K. Posted on Feb 10, 2026, and still on Formenergy’s careers page when we last checked, on Nov 14, 2026.
About the role
, you will design plastic components for our iron-air battery cells. There will be a particular focus on injection molded plastics, and you will take the lead on design, test plan development, and validation testing of your components. This role will work closely with our manufacturing engineering team to define and support battery cell assembly process and equipment design. You will bring a willingness to become an…
The opening lines of the posting. The rest is on Formenergy’s careers page.
Hiring at Formenergy
Formenergy has 210 open roles right now, 4 of them remote. Most are in Engineering, Manufacturing & Trades and Supply Chain & Logistics. The median advertised salary across its roles with a published range is $166K. See all its roles
