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Commonwealth Fusion Systems (CFS)

Intern - Project Management (m/w/d)

Become a Project Management Intern at Commonwealth Fusion Systems in Devens, Massachusetts. Engage in building tools and processes within the Project Management Office while gaining valuable experience in a leading fusion energy company. Enjoy competitive pay, health benefits, and professional growth opportunities.
Commonwealth Fusion Systems (CFS)
Commonwealth Fusion Systems (CFS)
Devens, Massachusetts, United States   On-site   Internship   USD 23–35 per hour  UTC-05:00

Commonwealth Fusion Systems (CFS)

Company Overview

Commonwealth Fusion Systems (CFS)

Cambridge, MA, United States

2018 (source: cfs.energy)

More than 430 employees at the Devens campus as of February 2023 (source: cfs.energy); privately held with over $2 billion raised in private capital (source: wikipedia.org)

What They Do

Commonwealth Fusion Systems (CFS) is at the forefront of developing fusion energy technology, focusing on magnetic-confinement fusion using compact tokamak designs. Their innovative approach leverages high-temperature superconducting (HTS) magnets, which are pivotal in achieving grid-scale electricity generation, distinguishing their technology from intermittent renewable sources like solar or wind (source: cfs.energy). CFS's product roadmap includes the SPARC demonstration tokamak, which aims to produce net energy, and the ARC power plant, projected to generate approximately 400 MWe at its Virginia site (source: mit.edu). The company's key innovation lies in its use of REBCO tape magnets, capable of producing very high magnetic fields, enabling a more compact tokamak with higher plasma pressure (source: wikipedia.org). CFS's business model involves designing, building, owning, and operating ARC commercial fusion plants, with a focus on supplying fusion plant technology and long-term operations expertise (source: cfs.energy). Their target markets include utility and industrial power sectors that require reliable, continuous, large-scale electricity (source: mit.edu).

Projects & Track Record

CFS has made significant strides in fusion technology, notably demonstrating a 20-tesla HTS magnet in 2021, which is crucial for their compact tokamak concept (source: wikipedia.org). The company has established a nearly 50-acre campus in Devens, Massachusetts, which houses their corporate headquarters, magnet manufacturing facilities, and the SPARC demonstration tokamak (source: cfs.energy). The SPARC project is currently under development, while the ARC plant, planned for Chesterfield County, Virginia, is expected to generate about 400 MWe and come online in the early 2030s (source: mit.edu). CFS's strategic partners include Dominion Energy Virginia, which collaborates on the ARC project, and major investors like Breakthrough Energy Ventures and Google (source: forgeglobal.com).

Recent Developments

In December 2024, CFS announced plans to build the world's first grid-scale commercial fusion power plant, ARC, in Chesterfield County, Virginia, with a target to produce about 400 MWe in the early 2030s (source: cfs.energy). The company opened its Devens fusion energy campus in February 2023, consolidating its headquarters, magnet manufacturing, and SPARC facilities, with over 430 employees reported at the site (source: cfs.energy). CFS has raised over $2 billion in private funding, with recent investments from a Japanese consortium including NTT, indicating continued strategic investor engagement (source: ntt.com). In a notable real estate transaction, CFS's Devens headquarters was sold for $74 million, with CFS remaining as a long-term tenant (source: wbjournal.com).

Working There

CFS offers a range of roles across technical and non-technical departments, including plasma and fusion physics, magnet design, electrical and mechanical engineering, and corporate functions such as HR and finance (source: cfs.energy). The primary hiring locations are the Devens, MA campus and the Cambridge/MIT area, with future hiring expected for the Virginia ARC project (source: cfs.energy). CFS emphasizes a culture of rapid technical execution and multidisciplinary engineering, marketing itself as a "tough-tech" company that combines academic fusion science with private-sector speed (source: cfs.energy). While specific benefits are not publicly detailed, compensation and perks are reported through job postings and third-party sites, with salaries varying by role (source: levels.fyi).

Contact


Last updated on 2025-12-25 | Report an issue

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 a Project Management Intern

We are looking for talented interns to join our team! CFS interns are highly valued within the organization and placed into meaningful and challenging roles.

Program Details

  • 12-16 week internship program
  • 40-50 hours per week with set hourly salary based on year in school
  • Opportunities onsite 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

  • Expedite building tools, templates and processes within the Project Management Office
  • Create standard templates for project reporting mechanisms
  • Project management for small scale business initiatives within the PMO
  • Map business process flows and ideate better ways of working

What we're looking for

  • Pursuing a degree in Industrial Engineering, Mechanical Engineering, Information Systems or other Engineering
  • Project Management experience highly desirable
  • Google Workspace, MS Project, JIRA and Confluence
  • Strong communication skills
  • Self starter
  • Good time management and organizational skills

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

$23 - $35 an hour

Rates are aligned to your current year in school, ensuring equitable and consistent pay across our intern program.

For BS interns, the hourly rate is $23-$29

For MS/PhD interns, the rate is $32-$35

Benefits included for full-time interns:

  • 40 hours of sick time
  • Health, dental, and vision insurance
  • 401(k) with employer matching (must be 21 years of age to enroll)
  • Professional growth opportunities
  • Team-building activities

At CFS, we excel in fast-paced environments, driven by our values of integrity, execution, impact, and self-critique. As we grow, we're eager to bring on mission-driven folks who offer diverse perspectives and fresh ways to tackle challenges.

We value diversity deeply and are proud to be an equal opportunity employer by choice. We consider all qualified applicants equally, regardless of race, color, national origin, ancestry, citizenship status, protected veteran status, religion, physical or mental disability, marital status, sex, sexual orientation, gender identity or expression, age, or any other basis protected by law.

This role requires compliance with U.S. laws concerning the export of controlled or protected technologies or information (collectively, "Export Control Laws"). Any offer of employment will be contingent on the need for compliance with such Export Control Laws.

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About the role

December 5, 2025

Internship

Company

December 26, 2025

On-site

USD 23–35 per hour

Commonwealth Fusion Systems (CFS)

cfs.energy

  •  Devens, Massachusetts, United States

Internship level, pursuing a degree

UTC-05:00

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