Technical Accounting and Internal Controls Lead

Commonwealth Fusion Systems is seeking a Technical Accounting and Internal Controls Lead to build and operate its management-owned internal controls capability while serving as the Accounting department's technical lead. This senior individual-contributor role focuses on transforming existing roadmaps into documented, operating, and sustainable controls, resolving complex accounting matters, and establishing the discipline necessary for efficient audits and long-term public-company readiness. The position requires hands-on expertise in technical accounting, control design, and cross-functional collaboration to support scalable growth and compliance.