Senior Manager, Finance Systems & Data Governance
Commonwealth Fusion Systems
Company Overview
Commonwealth Fusion Systems (CFS)
HeadquartersCambridge, MA, United States
Founded2018
SizeApproximately 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
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 Senior Manager, Finance Systems & Data Governance
We are seeking a highly analytical and hands-on Finance Systems & Data Governance Lead to build and scale our finance systems infrastructure in support of rapid growth. Reporting to the VP FP&A, this individual will serve as the lead for financial systems, master data governance, planning applications, and process optimization initiatives.
This role will play a critical role in evaluating, implementing, and optimizing next-generation ERP and financial planning platforms while establishing scalable governance, controls, and reporting capabilities across the organization. The role will set standards and best practices and represent finance systems in enterprise planning and transformation decisions.
The ideal candidate combines strong finance acumen with systems expertise and thrives in high-growth environments undergoing transformation.
What you'll do
- Finance Systems Ownership
- Serve as primary finance administrator and subject matter expert for financial planning, reporting, and ERP systems
- In collaboration with IT, manage day-to-day support, user administration, security access, and maintenance of finance applications
- Oversee integrations and data flows between ERP, planning, HRIS, CRM, and reporting platforms
- Partner with Accounting, FP&A, IT, and business stakeholders to identify system enhancement opportunities and drive adoption
- Master Data Governance & Data Quality
- Establish and lead enterprise-wide finance master data governance processes, including ownership, change controls, approval workflows, and audit trails
- Drive remediation and standardization of key master data domains including chart of accounts, cost centers, departments, entities, products, projects, customers, and vendors
- Develop policies, controls, and monitoring processes to ensure ongoing data integrity across systems
- Act as steward of financial data quality, ensuring consistency across planning, reporting, and transactional systems
- ERP & Planning System Transformation
- Partner with finance and IT leadership to evaluate, select, and implement scalable ERP and planning solutions
- Lead finance workstreams for ERP, EPM, and reporting system implementations, upgrades, and integrations
- Document future-state business processes and translate finance requirements into system configurations
- Coordinate internal stakeholders and external implementation partners to ensure successful project delivery
- Drive testing, user acceptance, training, and change management activities
- Financial Planning & Reporting Enablement
- Support budgeting, forecasting, long-range planning, and management reporting processes through system administration and continuous improvement
- Maintain and enhance financial reporting capabilities, dashboards, and analytical tools
- Manage planning system data loads, reconciliations, and validation processes
- Ensure accuracy, consistency, and timeliness of planning and reporting data
- Process Improvement
- Identify opportunities to streamline finance processes and reduce manual work through automation and improved system design
- Develop scalable controls, documentation, and governance processes
- Create and maintain process documentation, training materials, and system operating procedures
- Support finance transformation initiatives that improve efficiency, transparency, and decision-making
What we're looking for
- 7+ years of experience in Finance Systems, FP&A, Financial Operations, Business Systems, or Finance Transformation roles
- 5+ years of experience leading a group that includes individual contributors and sometimes first-line managers
- Experience administering ERP systems (SAP, Oracle, or similar)
- Experience administering and implementing planning tools (Anaplan, Pigment, Oracle Cloud EPM or similar)
- Demonstrated ability to lead cross-functional initiatives through influence, driving alignment and adoption
- Experience establishing master data governance frameworks and improving data quality
- Strong understanding of FP&A, budgeting, forecasting, management reporting, and financial close processes
- Proven project management experience leading cross-functional systems initiatives
Bonus Points For
- Experience supporting a high-growth company
- ERP implementation experience from selection through deployment
- Experience with SOX readiness
Must-have Requirements
- Perform activities such as typing, standing, or sitting for extended periods of time
- Willingness to travel or work required nights/weekends/on-call occasionally
- 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
$150,000 - $225,000 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.
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Job expired?Please let Commonwealth Fusion Systems know you found this job on Rejobs. It helps us grow and get more people working in renewable energy.
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About the role
August 19, 2026
August 19, 2026
Full time
Hybrid
Company
US$150,000–225,000 annually
- Devens, Massachusetts, United States
7+ years of experience
UTC-05:00