Senior Manager, Cost Accounting

About Commonwealth Fusion Systems:

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 Senior Manager, Cost Accounting

The Senior Manager, Cost Accounting will be responsible for developing and leading management accounting initiatives for the company, with a focus on ensuring the costs of materials, magnet manufacturing sub-assemblies, and subsystems that make up SPARC, our fusion energy machine, are accounted for timely and accurately in our ERP.

What you'll do:

- Develop and implement robust cost accounting policies, procedures, and controls to ensure accurate cost allocation, tracking, and reporting

- Manage the inventory costing process, including the documentation and update of costing methods for materials, labor, and overheads

- Coordinate with the FP&A and engineering teams to ensure the accuracy of Bills of Materials, capitalized inventory, and R&D expense

- Coordinate with the logistics team to oversee the annual physical inventory count and inventory cycle counts; including assisting with root cause/corrective actions

- Perform variance analysis of actual costs against expected costs in cooperation with financial analysts, investigating and explaining significant discrepancies

- Lead audit preparation and preparation of deliverables, as it relates to inventory, work-in-process, construction-in-process, and certain fixed assets

- Drive special projects to elevate the cost accounting function, such as ERP process enhancements and internal controls

- Lead and develop a team of 1-2 accountants

- Primary reviewer of account reconciliations and journal entries with accountability for related internal controls.

- Prepare and analyze all grant accounting revenue and expenses driven on a reimbursement basis, ensuring all documentation is audit-ready

- Drive improvements to processes and procedures

What we’re looking for:

- Bachelor’s degree in Business Administration or Accounting or similar field preferred

- Minimum of 7 years experience in Accounting, including a minimum of 5 years in supervisory role

- Experience with ERP Systems

- Proven experience as a cost accountant, cost analyst, or similar role, with a focus on data analysis and strong knowledge of cost accounting principles and practices

- Experience using a large ERP system

Bonus points for:

- Experience in an organization funded by government grants or contracts

Must-have Requirements:

- Perform extended activities such as stooping, climbing, typing, standing, sitting, etc.

- 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

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

#LI-Onsite

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.