Equipment Technician - Second Shift - Contract at Commonwealth Fusion Systems

Milpitas, California, United States

Commonwealth Fusion Systems Logo
Not SpecifiedCompensation
Junior (1 to 2 years)Experience Level
Full TimeJob Type
UnknownVisa
Fusion Energy, Energy, R&DIndustries

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

Responsibilities

  • Assemble, operate, and maintain custom equipment used in the HTS pilot line 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

Skills

Vacuum Systems
Mechanical Troubleshooting
Electrical Troubleshooting
Instrumentation
Thermal Processes
Preventive Maintenance
Roughing Pumps
Turbo Pumps
Cryopumps
Helium Leak Checks
Fabrication
Equipment Assembly
Equipment Commissioning

Commonwealth Fusion Systems

Develops and commercializes fusion energy systems

About Commonwealth Fusion Systems

Commonwealth Fusion Systems focuses on developing fusion energy as a clean and sustainable power source. The company utilizes advanced magnet technology, created in partnership with MIT, to build smaller and more affordable fusion systems called tokamaks. These devices use magnetic fields to confine plasma in a toroidal shape, which is an effective method for achieving fusion. Currently, CFS is manufacturing high-temperature superconducting magnets and constructing SPARC, the first commercially-relevant net energy fusion machine. The success of SPARC is intended to lead to the development of ARC, the first fusion power plant. CFS differentiates itself from competitors by its commitment to scientific integrity and a mission-driven approach, focusing on delivering cost-competitive fusion energy to help combat climate change. The ultimate goal is to provide a reliable and abundant energy source for energy providers and industries that require significant power.

Harvard, MassachusettsHeadquarters
2018Year Founded
$1,958.7MTotal Funding
GRANTCompany Stage
EnergyIndustries
501-1,000Employees

Benefits

12.5 Company-wide Holidays
Our vacation policy is 'take vacation'
Our sick time policy is 'get better and try not to make others sick'
Generous parental leave policy
Health Reimbursement
Health, Dependent Care, & Limited Purpose Flexible Spending Accounts
Delta Dental, Blue 20/20 Vision optional
Wellbeing / Headspace coverage
Short-term & long-term disability
Life and AD&D insurance
401K

Risks

Competition from companies like TAE Technologies could impact CFS's market position.
Reliance on rare-earth materials poses supply chain risks.
Public perception of nuclear fusion technology remains uncertain.

Differentiation

CFS uses rare-earth barium copper oxide superconductor technology for energy development.
CFS collaborates with MIT for advanced fusion research and magnet technology.
CFS is building SPARC, the first commercially-relevant net energy fusion machine.

Upsides

CFS plans to build the world's first commercial fusion power plant in Virginia.
Increased investment in fusion energy startups indicates strong investor interest.
Government net-zero targets align with CFS's clean energy mission.

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