Commonwealth Fusion Systems

Develops high-temperature superconducting fusion magnets

Senior Manager, Accounting Operations

Payroll Accounting +1Confirmed live in the last 24 hours

Full-timeDevens, MA, USA$169k - $250k /yr

About the Job

Requirements

A Bachelor's degree in Business Administration or Accounting or a similar field is preferred.
At least 7 years of relevant accounting, accounting operations, or finance operations experience.
At least 5 years of supervisory, team lead, or process-owner experience in a finance or accounting environment.
Hands-on experience with accounts payable, payroll coordination, expense reporting, state filing compliance, or related operational accounting workflows.
Demonstrated experience improving processes, resolving operational bottlenecks, documenting procedures, and driving accountability across functions.
Experience working cross-functionally with teams such as Supply Chain, FP&A, People Ops/HR, ERP/IT, operations, or procurement.
Strong process ownership, issue triage, prioritization, and root-cause problem-solving skills.
Ability to manage ambiguity, create structure, and operate effectively in a fast-paced environment.
Strong communication skills and ability to partner with non-accounting stakeholders while maintaining compliance and control discipline.
People leadership, coaching, staff development, and accountability management.
Strong Excel and ERP fluency, including using data to identify exceptions, trends, and process gaps.
Ability to perform extended activities such as typing, standing, sitting, and walking.
Occasional nights, weekends, or on-call availability may be required during payroll processing, month-end close, audits, compliance deadlines, system issues, or urgent operational escalations.
Ability to work in a facility with industrial hazards, including heat, cold, noise, fumes, strong magnets, lead, high voltage, high current, pressure systems, and cryogenics.

Responsibilities

Evaluate, recommend, and implement accounting operations process improvements, including analyzing potential system enhancements and developing standard operating procedures.
Own collaboration with Supply Chain, FP&A, People Ops, IT, and other teams to ensure optimized processes and cross-functional communication.
Manage and develop the accounts payable, payroll, expense reporting, and state filing compliance team and operations; build role clarity, cross-training, backup coverage, and accountability.
Serve as the first-line manager-level owner for operational accounting issue triage, escalation handling, root-cause follow-up, and process discipline.
Document key operating procedures, create scalable standard operating procedures and training materials, and ensure process changes are communicated and adopted across impacted functions.
Monitor operational accounting metrics and recurring issues to identify trends, reduce rework, and improve processing accuracy and cycle time.

Desired Qualifications

Experience in a high-growth, manufacturing, research and development, project-based, or operationally complex environment.
Experience with Odoo or similar enterprise resource planning systems.
Experience managing external providers for state filings, compliance, payroll support, or related services.
Experience with corporate card programs, travel and expense systems, procure-to-pay workflows, or payroll systems.
Certified Public Accountant, Certified Payroll Professional, or other relevant professional certification.
Experience building standard operating procedures, training materials, controls documentation, and audit-ready support.

Salary Range: 169000 to 250000 (Currency: USD) (Pay period: per-year-salary)

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, 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 Senior Manager, Accounting Operations

Our Accounting team is looking for a transformational leader to own and optimize our operational accounting functions. This person must have a broad knowledge of accounting and experience in developing and scaling a talented team. The Senior Manager, Accounting Operations acts as a connector between our Accounting function and adjacent teams including Payroll, Supply Chain, Manufacturing, etc. We are looking for someone who is anticipatory and able to look five steps ahead in the process to see how accounting decisions affect everything part of our organization. The role is structural in nature: it creates one clear owner for work that is currently fragmented across staff, consultants, and senior accounting leadership, reducing operational bottlenecks and helping the Accounting organization scale as CFS grows.You will lead us through optimization efforts to develop and implement best practices and effective systems as we continue to scale the company, but also won't be afraid to be hands-on when necessary. This role has immense opportunity for growth as our team continues to grow and develop.

What you'll do:

Evaluate, recommend, and implement process improvements for accounting operations, including analyzing potential system enhancements and developing SOPs
Own collaboration with Supply Chain, FP&A, People Ops, IT, etc. to ensure optimized processes and cross-functional communication
Manage and develop the AP, payroll, expense reporting, and state filing compliance team and operations; build role clarity, cross-training, backup coverage, and accountability
Serve as the first-line manager-level owner for operational accounting issue triage, escalation handling, root-cause follow-up, and process discipline
Document key operating procedures, create scalable SOPs and training materials, and ensure process changes are communicated and adopted across impacted functions
Monitor operational accounting metrics and recurring issues to identify trends, reduce rework, and improve processing accuracy and cycle time

What we’re looking for:

Bachelor’s degree in Business Administration or Accounting or similar field preferred
Minimum of 7 years of relevant accounting, accounting operations, or finance operations experience
Minimum of 5 years of supervisory, team lead, or process-owner experience in a finance/accounting environment
Hands-on experience with AP, payroll coordination, expense reporting, state filing compliance, or related operational accounting workflows
Demonstrated experience improving processes, resolving operational bottlenecks, documenting procedures, and driving accountability across functions
Experience working cross-functionally with teams such as Supply Chain, FP&A, People Ops/HR, ERP/IT, operations, or procurement
Strong process ownership, issue triage, prioritization, and root-cause problem-solving skills
Ability to manage ambiguity, create structure, and operate effectively in a fast-paced environment
Strong communication skills and ability to partner with non-accounting stakeholders while maintaining compliance and control discipline
People leadership, coaching, staff development, and accountability management
Strong Excel and ERP fluency; ability to use data to identify exceptions, trends, and process gaps

Bonus points for:

Experience in a high-growth, manufacturing, R&D, project-based, or operationally complex environment
Experience with Odoo or similar ERP systems
Experience managing external providers for state filings, compliance, payroll support, or related services
Experience with corporate card programs, travel and expense systems, procure-to-pay workflows, or payroll systems
CPA, CPP, or other relevant professional certification
Experience building SOPs, training materials, controls documentation, and audit-ready support

Must-have Requirements:

Perform extended activities such as typing, standing, sitting, walking, etc.
Occasional nights/weekends/on-call may be required during payroll processing, month-end close, audit, compliance deadlines, system issues, or urgent operational escalations.
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

#LI-Hybrid

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.

About the Company

Commonwealth Fusion Systems

Develops high-temperature superconducting fusion magnets

Commonwealth Fusion Systems builds fusion energy systems that aim to provide clean, affordable power. It designs tokamaks using high-temperature superconducting magnets to make smaller, less expensive machines. Its flagship SPARC is intended to produce net energy, with ARC envisioned as the first commercial fusion power plant. The company collaborates with MIT and focuses on a data-driven, mission-focused path to scalable fusion energy for large energy users.

Company size: 1,001-5,000
Company stage: Grant
Total funding: $4B
Headquarters: Harvard, MA
Founded: 2018

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