Equipment Technician

Job overview

The Equipment Technician role is onsite in Milpitas, CA. Compensation is $35–$63 per hour in the structured listing; the description separately states $35–$65 per hour and notes a 15% second-shift differential. Commonwealth Fusion Systems is working to develop commercially viable fusion power plants and advance the transition to fusion energy. The technician supports the build, maintenance, and improvement of advanced semiconductor vacuum equipment, particularly thin-film deposition systems, and related HTS pilot-line and characterization-lab infrastructure. The work helps keep complex equipment safe, functional, and ready for research and development activities.

What you'll do

• Assemble, operate, and maintain custom equipment used in the HTS and characterization lab. Troubleshoot mechanical and electrical issues across vacuum, thermal, and instrumentation systems. Support equipment integration, testing, and commissioning with engineers and vendors. Perform preventive maintenance on pumps and deposition chambers
• conduct helium leak detection and support vacuum-system upgrades and installations. Fabricate and repair cable harnesses, sensors, and custom fixtures. Use diagnostic tools such as multimeters, vacuum gauges, and RGA. Maintain infrastructure and documentation and follow safety protocols, SOPs, and industry standards.

What we're looking for

Skills & competencies

equipment technician

commonwealth fusion systems

milpitas ca

vacuum systems

thin-film deposition

sputtering

evaporation tools

hts pilot line

characterization lab

$35–$63/hr listing range

second shift differential 15%

on-call occasionally

Work arrangement

• Weekend coverage required

Benefits & perks

• Equity
• 13 company-wide holidays
• flexible vacation days
• 10 sick days
• parental leave
• health, dental, and vision insurance
• 401(k) with employer matching
• professional growth opportunities.

Why this role

Work schedules are either Sunday–Tuesday plus every other Wednesday, or every other Wednesday plus Thursday–Saturday. First shift is 6:30 a.m.–6:45 p.m.; second shift is 6:30 p.m.–6:45 a.m. Occasional travel, nights, weekends, or on-call work may be required.

About the employer

Commonwealth Fusion Systems is hiring for this role. Industry: Research and Development in the Physical, Engineering, and Life Sciences (except Nanotechnology and Biotechnology). Sector: 54.