Equipment Technician

Commonwealth Fusion Systems•Milpitas, CA

1d•$35 - $50•Onsite

About The Position

Commonwealth Fusion Systems is on a mission to deliver the urgent transition to fusion energy. Combining decades of research, top talent, and new technologies, we’re designing and building commercially viable fusion power plants. And working with policymakers and suppliers to build the energy industry of the future. We’re in the best position to make it happen. Since 2018, we’ve raised nearly $3 billion in capital, making us the largest and leading private fusion company in the world. Now we’re looking for more thinkers, doers, builders, and makers to join us. People who’ll bring new perspectives, solve tough problems, and thrive as part of a team. If that’s you and this role fits, we want to hear from you. Join the power movement as an Equipment Technician We are seeking a skilled and hands-on Equipment Technician to join our team. This technician will support the build, maintenance, and continuous improvement of complex equipment used in both the HTS and characterization lab. This role involves working with advanced vacuum systems, thermal processes, instrumentation, and large-scale assemblies in a fast-paced, R&D-focused environment. Work: Sun, Mon, Tues + every other Wed OR every other Wed + Thu, Fri, Sat First shift hours - 6:30 am - 6:45 pm Second shift hours - 6:30 pm - 6:45 am Rate of pay: $35 - $50 Second Shift Differential - 15%

Requirements

5+ years of experience supporting industrial, R&D, or manufacturing equipment
Strong hands-on skills with mechanical assembly and vacuum systems (HV/UHV)
Familiarity with vacuum technology principles and cleaning protocols for vacuum components
Experience servicing or refurbishing pumps (scroll, turbo, cryo)
Working knowledge of low- and high-voltage electrical systems and cable harness fabrication
Ability to troubleshoot electrical and instrumentation systems using common bench tools
Functional understanding of electrical codes and basic safety standards
Strong safety mindset and experience working under OSHA and LOTO protocols
Comfortable working with appropriate PPE around fumes, noise, and other lab hazards
Ability to occasionally lift up to 50 lbs
Perform activities such as stooping, climbing, standing, or sitting for extended periods of time
Dedication to safety to mitigate industrial hazards that may include heat, cold, noise, fumes, strong magnets, lead (Pb), high voltage, and cryogenics
Willingness to travel or work required nights/weekends/on-call occasionally

Nice To Haves

Experience working in pilot-scale or production-line environments
Knowledge of plumbing systems, cryogenics, or thermal control systems
Proficiency using lab management tools, maintenance tracking systems, or basic CAD

Responsibilities

Assemble, operate, and maintain custom equipment used in the HTS and characterization lab
Perform mechanical and electrical troubleshooting across vacuum, thermal, and instrumentation systems
Support equipment integration, testing, and commissioning efforts in collaboration with engineers and vendors
Maintain lab infrastructure and ensure compliance with safety protocols and standard operating procedures
Conduct preventive maintenance on key systems such as roughing pumps, turbo pumps, and cryopumps
Perform helium leak checks and support upgrades to vacuum and process systems
Fabricate and repair cable harnesses, sensors, and custom fixturing
Use test equipment such as oscilloscopes and multimeters for diagnostics and data acquisition
Keep documentation up to date, including maintenance logs and equipment performance records
Contribute to lab cleanliness, organization, and continuous process improvements