Financial Operations Manager

WHO WE ARE At Proxima Fusion, we're driven by a bold mission – to redefine the future of sustainable energy. Our unique concept, built upon the groundbreaking W7-X stellarator and the latest advances in technology, paves the way for commercially viable fusion power plants. What’s more, our work in stellarator optimization, powered by cutting-edge computation and machine learning, is propelling us into uncharted territories of fusion technology. New higher performance design points are unlocked by high temperature superconducting magnets. To fully grasp this huge opportunity, we’re building a team of extremely dedicated and passionate people who come together driving something extraordinary, radically transforming technology in the world. WHY JOIN PROXIMA FUSION - You will get to work on some of the most complex tech challenges to bring abundant, safe, clean energy to the world. - You'll get to join and learn from an exceptional selection of accomplished and driven individuals. - Do your life’s best work and enjoy the journey. - Get to show that big things are possible in Europe when you assemble the best talent. YOUR IMPACT We are looking for a FinOps Manager to take ownership of our core financial operations and ensure disciplined, scalable, and well-controlled processes across the organization. This role combines strong Procure-to-Pay (P2P) oversight with broader finance operations responsibility and is ideal for someone who enjoys building structure, driving execution, and making sure things get done.You will play a key role in keeping our financial operations clean, reliable, and audit-ready in a fast-growing startup environment. WHAT YOU WILL DO - Own and drive core financial operations, with a strong focus on Procure-to-Pay - Ensure accurate, timely, and compliant handling of invoices, approvals, and payments - Maintain and strengthen internal controls across financial workflows - Monitor payment flows and financial commitments to prevent errors, delays, and inefficiencies - Identify process gaps and implement improvements to support scale - Ensure completeness and quality of financial documentation and records - Support month-end closing by providing structured, reliable operational data - Partner closely with external accounting providers to ensure smooth collaboration - Act as the primary contact for vendors on invoice and payment-related matters - Drive timely internal approvals and reinforce financial discipline across teams - Serve as a key interface between operations and accounting WHO YOU ARE - 3–5 years of experience in financial operations, Accounts Payable, or P2P - Strong understanding of financial controls and operational finance processes - Proven ability to take ownership and drive processes independently - Structured, detail-oriented, and execution-focused - Comfortable operating in a fast-paced, startup environment INTERVIEW PROCESS - Recruiter Interview (30-60 min) - Technical Screening (30 min) - Technical Panel (3x60 min) - CEO call (30 min) At Proxima Fusion, our mission is bold: making limitless clean energy a reality. To get there, we need a high-performing, diverse team that brings different perspectives, challenges assumptions, and builds together with purpose. We know that diversity of thought and experience leads to better ideas, stronger execution, and a more resilient team. We don’t look at how you identify, what you look like, who you choose to worship or what ethnicity you are. We care about what you can bring to the table.