Principal R&D Technical Project Manager
Commonwealth Fusion Systems
Company Overview
Commonwealth Fusion Systems (CFS)
Cambridge, MA, United States
2018
Approximately 430 employees (source: zoominfo.com). Revenue figures vary, with reports indicating $211.3 million or $31.7 million, though as a pre-revenue fusion developer focused on R&D, these may reflect funding or operations rather than sales.
What They Do
Commonwealth Fusion Systems (CFS) is a pioneering private fusion energy company that specializes in tokamak-based magnetic confinement fusion. Founded as a spinout from MIT's Plasma Science and Fusion Center, CFS focuses on utilizing high-temperature superconducting magnets to achieve commercial net energy production (source: cfs.energy). The company has made significant strides in its technology, particularly with the development of compact fusion machines that leverage decades of tokamak science. Their flagship projects, SPARC and ARC, aim to demonstrate net energy gain and commercial viability in the coming years (source: cfs.energy).
Projects & Track Record
CFS is currently engaged in several groundbreaking projects, most notably the construction of SPARC, which is set to be the world's first net-energy fusion machine. Located at their Fusion Energy Campus in Devens, Massachusetts, SPARC aims to demonstrate net energy gain by the late 2020s (source: cfs.energy). Additionally, CFS is planning the ARC project, a 400 MW-class grid-scale tokamak power plant designed for commercial deployment in the early 2030s. These projects are underpinned by significant technological advancements, including the successful testing of the central solenoid magnet module (CSMC) in November 2024, which confirmed the manufacturability of critical components for SPARC (source: zoominfo.com).
Recent Developments
In the past two years, CFS has made remarkable progress, including the opening of its Devens Fusion Energy Campus on February 10, 2023, which was attended by notable figures such as U.S. Secretary of Energy Jennifer Granholm (source: cfs.energy). The company has also secured substantial funding, raising $863 million in August 2024, building on a previous $1.8 billion round in May 2023, bringing total funding to over $2 billion (source: wbjournal.com). Furthermore, CFS announced its first commercial power plant site in Chesterfield County, Virginia, which will be independently financed and operated, with plans for grid connection in the early 2030s (source: zoominfo.com).
Working There
CFS offers a range of roles across various disciplines, including fusion science, engineering, manufacturing, and materials science. The majority of their workforce is based at the Devens campus, which has grown to over 430 employees (source: cfs.energy). The company culture emphasizes rapid execution and transparency, attracting top talent from the fusion and manufacturing sectors. Key executives include Co-Founder and CEO Bob Mumgaard, along with other leaders in operations and science, indicating a strong demand for expertise in tough tech and physics (source: nasdaqprivatemarket.com). While specific benefits are not detailed, the scale-up and investor backing suggest competitive packages for high-caliber roles in a mission-driven environment (source: cfs.energy). Job seekers are encouraged to monitor their careers page for openings related to SPARC and ARC advancements.
Contact
Last updated on 2026-02-12 | Report an issue
Job Description
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 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 Principal R&D Technical Project Manager
This TPM will drive one or more projects in our advanced research and development division. This specialized role requires the application of proven project management best practices in the performance of projects that develop, test and deliver of complex, first of a kind, systems.
What you'll do
- Lead a cross-functional team (matrix) composed of engineers, designers, analysts, procurement specialists, and other stakeholders in the rapid development, evaluation and delivery of project results
- Deeply understand company objectives to influence and direct project team decisions to deliver solutions commensurate with those company objectives
- Act as the primary technical liaison with the executive team, internal engineering teams, and external project management
- Develop comprehensive project plans, outlining and managing project scope, goals, deliverables, resources, and timeline to meet strategic targets
- Support resolution of schedule conflicts
- Foster a collaborative and high-performance team culture to drive project execution and achieve collective goals
- Monitor project timelines rigorously, identifying potential delays, devising, and implementing mitigation strategies to maintain project schedule
What we're looking for
- Bachelor's or Master's degree in Science, Engineering, or a related field
- 20+ years of experience, with a minimum of 10 years, of managing teams in the development, delivery and/or sustainment of first of their kind products
- Strong communication skills as applied to leading teams - setting requirements and expectations, establishing strategy
- Proven project management experience including requirements definition, scope management, planning, scheduling, risk management, budget management, stakeholder management and communications management
- Experience acting as the primary technical liaison with the executive team, internal engineering teams, and external suppliers
- Demonstrated strong problem-solving skills and the ability to mobilize multi-disciplinary teams to address complex issues
- Proven ability to drive a team to deliver on their commitments while functioning as a collaborative team member and a servant leader
- Proficient in driving decision-making and execution with available resources
- Capable of leading strategic ideation and transitioning seamlessly to drive flawless operational execution
- Possesses excellent communication skills, adapting to various levels of technical proficiency to ensure comprehensive understanding among all stakeholders
- Experienced in resource management, tracking and planning in a matrixed organization
Bonus points for
- Experience managing projects with Jira
- Experience with risk management
- Experience with strategy development
- Proven experience managing projects to budget and working with multi-functional teams
- Expertise in managing teams leveraging Atlassian tools (Jira, Confluence)
- Familiarity with navigating phase-gated engineering lifecycles
- Familiarity with cryogenics, high vacuum and/or power distribution
Must-have Requirements
- Ability to occasionally lift up to 50 lbs
- Perform extended activities such as stooping, climbing, typing, standing, sitting, etc.
- Willingness to travel or work required nights/weekends/on-call regularly
- Work in a facility that contains industrial hazards including heat, cold, noise, fumes, strong magnets, lead (Pb), high voltage, high current, pressure systems, and cryogenics
$175,000 - $240,000 a year
Salary range for this full-time position + equity + benefits. The actual salary will depend on level, location, qualifications, and experience. The range displayed on each job posting reflects new hire salaries for the position across all US locations. Benefits include:
- Competitive compensation with equity
- 12.5 Company-wide Holidays
- Flexible vacation days
- 10 sick days
- Generous parental leave policy
- Health, dental, and vision insurance
- 401(k) with employer matching
- 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
February 19, 2026
Full Time
Company
- Devens, Massachusetts, United States
20+ years of experience
UTC-05:00
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