SECTION I · THE BRIEF
Brief #50675Updated 15 OCT 2026DEVENS, MALeverKHOSLA VENTURES
Employbl Company Profile

Intern - Mechanical Equipment Engineer - Spring 2027

Commonwealth Fusion Systems (CFS) is an American company founded in 2018 aiming to build a compact nuclear fusion power plant based on the ARC tokamak reactor concept. The company is based in Cambridge, Massachusetts,…

Location
Devens, MA
Company size
500–2,000
Posted
1w ago
Via
Lever
Section II · Full ProfileFree with an account
  • 01Comp band & equity packageLocked
  • 02Seniority & experience requirementsLocked
  • 03Interview process & rubricLocked
  • 04Headcount & which departments are hiringLocked
  • 05Growth trajectory in this roleLocked
  • 06Offer & decision timelineLocked

No card · 2 minutes · the funding and stack behind this role

Intern - Mechanical Equipment Engineer - Spring 2027

Commonwealth Fusion Systems· Devens, MAView company profile


Job title
Intern - Mechanical Equipment Engineer - Spring 2027
Job location
Devens, MA
Job description
About Commonwealth Fusion Systems:
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 we're working with policymakers, suppliers, and many others to build the energy industry of the future.
We’re in the best position to make it happen. Since 2018, we’ve raised $4 billion of capital, making us the largest and leading 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 a Mechanical Equipment Engineering Intern
We are looking for a talented Mechanical Equipment Engineering Intern to join our team! CFS interns are highly valued within the organization and placed into meaningful and challenging roles.
Program Details:
  • 26 week internship
  • 40-50 hours per week with set hourly salary based on year in school
  • Opportunity on site in Devens, MA. If an intern is going to be on site, you will be responsible for your own transportation and housing
  • Specific project assignments and required technical skillset will vary based on the team’s existing need.
  • Opportunities available for currently enrolled college students in all levels of schooling from bachelor’s degree to PhD
  • Interns must be authorized to work in the United States for any employer
  • What you'll do:
    • CAD modeling and drawings in NX
    • Design and support manufacturing equipment (lifting fixtures, weld fixtures, etc.)
    • Work with the equipment and manufacturing teams on the assembly and tear down of equipment
    • Identify and implement process improvements to the production floor
    What we’re looking for:
    • Pursuing an engineering degree with focus in Mechanical Engineering
    • CAD modeling experience (NX preferred)
    Must-have Requirements:
  • Willingness to travel or work required nights/weekends/on-call occasionally
  • Perform activities such as typing, 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
  • View job listing ↗
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    Commonwealth Fusion Systems headquarters

    Cambridge, MA

    Company size

    500–2,000 employees

    Founded

    2018

    Total raised

    $3,877,000,000

    View company profile ↗

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