Senior 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.
Last updated on Feb 23, 2026 | Report an issue
What you'll do
- Drive engineering 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
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Apply now
Job expired?Please let Commonwealth Fusion Systems know you found this job on Rejobs. This will help us grow and get more people to work on renewable energy!
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About the role
December 23, 2025
Full time
Company
- Devens, Massachusetts, United States
5+ years
UTC-05:00
