Senior Mechanical Engineer - Test Infrastructure is open at Pacific Fusion in San Leandro, CA. The posting gives a salary of $150K - $220K. Posted on Aug 25, 2026, and still on Pacific Fusion’s careers page when we last checked, on Nov 14, 2026.
About the role
, you will take ownership of complex hardware from concept through detailed 3D CAD modeling, rigorous structural analysis, and final system integration. Working closely with physics, systems engineering, and manufacturing teams, you will tackle high-impact, high-precision engineering challenges to turn physics requirements into robust, high-performance hardware. What You'll Do Lead the end-to-end mechanical design…
The opening lines of the posting. The rest is on Pacific Fusion’s careers page.
Hiring at Pacific Fusion
Pacific Fusion has 30 open roles right now. Most are in Engineering, Operations and Data & Research. The median advertised salary across its roles with a published range is $172K. See all its roles
