Accounting Operations Director

Cfsenergy; Harvard (MA); On-site; USD 120,000 - 180,000; Full time

Job summary

Commonwealth Fusion Systems is seeking a seasoned Accounting Operations leader to scale our AP, payroll, expense reporting, and state filing compliance as we grow. You will build and guide a high‑performing team, partner with Supply Chain and FP&A, and drive process improvements in a fast‑paced, mission‑driven environment.

You will oversee payroll in collaboration with People Ops, ensure accurate expense reporting and card controls, and manage state filings while supporting monthly close and

Qualifications

• 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.

Responsibilities

• Lead the Accounting Operations function for a rapidly growing organization, including AP, payroll, expense reporting, and state filing compliance.
• Serve as the first-line manager-level owner for operational accounting issue triage, escalation handling, root‑cause follow‑up, and process discipline.
• Manage and develop the AP, payroll, expense reporting, and state filing compliance team; build role clarity, cross‑training, backup coverage, and accountability.
• Oversee accounts payable operations, including invoice processing, vendor bill flow, payment preparation, vendor‑related issue resolution, and adherence to procure‑to‑pay processes.
• Partner with Supply Chain, FP&A, and Buyers on PO creation, PO management, receiving discipline, buyer/category accuracy, invoice flow, and process improvement.
• Oversee payroll operations in partnership with People Ops, including timelines, controls, handoffs, issue resolution, and backup coverage.
• Own expense reporting and corporate card process compliance, including policy adherence, approval discipline, supporting documentation, and issue resolution.
• Own state filing compliance execution, including filing calendars, registrations, external provider coordination, documentation, and timely completion of required deliverables.
• Partner with ERP/IT and business process owners to identify workflow gaps, improve Odoo‑enabled processes, support automation, and strengthen transaction traceability.
• 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.
• Support monthly close activities related to AP, payroll, expenses, accruals, payments, and compliance areas, ensuring activities are completed timely and accurately.
• Support internal controls, audit readiness, and compliance activities related to AP, payroll, expense reporting, and state filings
• 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.

Skills

AP processing

Payroll coordination

Expense reporting

State filings

Process improvement

ERP fluency

Excel expertise

Team leadership

Education

Bachelor’s degree in Business Administration or Accounting

Tools

Odoo ERP

Job description

Commonwealth Fusion Systems is seeking a seasoned Accounting Operations leader to scale our AP, payroll, expense reporting, and state filing compliance as we grow. You will build and guide a high‑performing team, partner with Supply Chain and FP&A, and drive process improvements in a fast‑paced, mission‑driven environment.

You will oversee payroll in collaboration with People Ops, ensure accurate expense reporting and card controls, and manage state filings while supporting monthly close and