Senior Manager, Finance Systems & Data Governance

Senior Manager, Finance Systems & Data Governance

Devens, MA

Finance – FP&A / Full-time / Hybrid

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.

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.

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.

Partner with finance and IT leadership to evaluate, select, and implement scalable ERP and planning solutions.

Lead finance work streams 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.

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.

Ensu…