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Senior Technical Project Manager

Join Commonwealth Fusion Systems in Devens, Massachusetts as a Senior Technical Project Manager. Lead complex fusion energy projects, manage cross-functional teams, and drive engineering milestones. Enjoy competitive pay, equity, flexible vacation, and comprehensive benefits in a mission-driven environment.

On-site Full time UTC-05:00 Updated today
Salary
US$140,000–200,000 /year

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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 Senior Technical Project Manager

We are seeking an exceptional and results-driven Technical Project Manager (TPM) to join our Program Management Office (PMO). The TPM will play a pivotal role in driving complex engineering projects within SPARC, our first-of-a-kind compact fusion machine. The TPM will be responsible to ensure that a comprehensive plan is established around the engineering, design and construction of complex highly engineered process systems and that the team executes to meet the requirements of that plan.

What you'll do

  • Drive projects within SPARC from inception to completion
  • Develop comprehensive plans for the engineering, procurement and construction of highly engineered process systems
  • Manage SPARC systems through final design, working with a cross-functional team of engineers, scientists, designers, and analysts
  • Establish project milestones & ensure all deliverables are met while adhering to strict budget and timeline parameters
  • Develop comprehensive project plans, outlining project scope, goals, deliverables, resources, and timeline to meet strategic targets
  • Support resolution of schedule conflicts
  • Track and report SPARC progress
  • Facilitate collaboration between the PMO, system leads and other SPARC project team members to create more efficient project methods, efficient project communication, standards and reporting channels between groups
  • Lead implementation of strategic process improvement plans and act as a catalyst to resolve diverse objectives and competing priorities within the SPARC team
  • Lead a cross-functional team (matrix) composed of engineers, designers, analysts, procurement specialists, and other stakeholders to meet the requirements of the execution plan
  • Foster a collaborative and high-performance team culture to drive project execution and achieve collective goals
  • Manage cost & schedule along with driving critical risk-based decisions throughout the project life cycle
  • Monitor project timelines rigorously, identifying potential delays, devising, and implementing mitigation strategies to maintain project schedule
  • Keep stakeholders informed about project progress through regular updates and reporting
  • Lead the active management of risks throughout the project lifecycle: Identify risks, develop & drive mitigation plans, and keeping stakeholders informed about progress of risks through regular updates & risk reporting

What we're looking for

  • Minimum of Bachelor's degree in an engineering field
  • Proven track record of managing complex engineering projects with excellent project management skills, exceptional leadership abilities, and a deep understanding of technical project lifecycles.
  • Minimum 8 years of experience in engineering and project management working with a wide range of engineering disciplines, including mechanical, electrical and other areas
  • Possess a thorough understanding of project management, planning, and scheduling methods and techniques
  • Excellent communication and interpersonal abilities, with the capacity to engage and influence stakeholders at all levels
  • Exceptional planning, organizational, and time management skills
  • Thorough understanding of engineering product life-cycle with experience in driving products through phase-gate design reviews such as CDR, PDR, FDR or equivalent
  • Experience working with Jira, Confluence
  • Experience with scheduling tools such as MS Project, P6 or equivalent

Bonus points for

  • Previous work experience in new product introduction/delivery programs for high tech components or assemblies
  • Experienced in the vendor management of highly engineered complex systems

Must-have Requirements

  • Willingness to travel when required or work required nights/weekends/on-call
  • Perform activities such as typing, stooping, climbing, standing, or sitting for extended periods of time
  • 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

$140,000 - $200,000 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
  • 13 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.

Pay & benefits

US$140,000–200,000 /yr
Health insurance Dental insurance Vision insurance Retirement plan Equity Paid time off Parental leave

About this role

Posted
16 Sep 2026
Updated
16 Sep 2026
Job type
Full time
Workplace
On-site
Sectors
Working hours
UTC-05:00
Experience
8+ years

About Commonwealth Fusion Systems

Company Overview

Name

Commonwealth Fusion Systems (CFS)

Headquarters

Cambridge, MA, United States

Founded

2018

Size

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.

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Senior Technical Project Manager
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