Pacific Fusion
Senior Mechanical Engineer - Test Infrastructure
$150K–$220K
San Leandro, CA +1 · Senior · Full-time · Posted Aug 25, 2026
- Location
- San Leandro, CA
San Leandro, California, United States - Experience
- 5+ years.
- Education
- Bachelor’s Degree in Mechanical Engineering required; Master’s or PhD is a plus.
- Visa sponsorship
- Position may require U.S. Person status for access to information or technology subject to U.S. export control laws; the posting defines this to include U.S. citizens, U.S. nationals, lawful permanent residents, and asylees and refugees with such status granted, not pending.
About the job
Leads mechanical design, structural analysis, and integration of high-performance components and assemblies for a nuclear fusion demonstration system.
What you'll do
- Own mechanical design, 3D CAD modeling, and detail engineering from concept through system integration.
- Perform hand calculations and finite element analysis; translate physics requirements and constraints into engineering models and hardware specifications.
- Conduct tolerance stack-ups, apply DFM/DFA, coordinate cross-functional trade-offs, and prepare drawings and design review documentation.
What they ask for
- Bachelor’s Degree in Mechanical Engineering.
- 5+ years of hands-on experience in mechanical design and structural/thermal analysis for complex hardware systems.
- Advanced proficiency in 3D CAD modeling software and practical experience with Finite Element Analysis software.
- Deep understanding of GD&T (ASME Y14.5), tolerance stack-up analysis, material selection, and advanced manufacturing techniques.
Nice to have
- Master’s or PhD.
Pay
$150,000 — $219,900 USD base salary
Tools
Creo, SolidWorks, ANSYS, Abaqus, Creo Simulate, GD&T (ASME Y14.5)
Model-written summary · the original posting is authoritative