Manager, Accounting

The Nuclear Company is the fastest growing AI tech-enabled startup in the nuclear and energy space, pioneering a fleet-scale approach to building the next generation of nuclear reactors. Through our design-once, build-many model, we're accelerating the deployment of safe, reliable, and affordable nuclear energy. We operate with an AI-first mindset. Every employee is expected to leverage AI, technology, and the Nuclear Operating System (NOS) as integral components of their role to improve the quality, speed, and impact of their work. We expect every team member to continuously identify opportunities to automate workflows, enhance decision-making, improve processes, and contribute to the ongoing evolution of NOS as a strategic operating capability that enables The Nuclear Company to scale with excellence. We hire people who are driven by purpose, thrive in ambiguity, and are energized by building what has never been built before. Our team combines intellectual curiosity with high agency, embraces candid feedback and continuous learning, and holds themselves and others to exceptional standards. Our values— Transparency, Responsib ility, Unity, Scrappy, and Tenacity —guide how we hire, collaborate, and make decisions every day. They are not words on a wall; they are the standard by which we operate. TRUST is the foundation of our safety culture, fostering intellectual honesty, accountability, and open communication, while our values challenge every team member to execute with urgency, humility, resilience, and an unwavering commitment to our mission. About the role We’re hiring an Accounting Manager to own the accuracy, timeliness, and integrity of the company’s books. You will be an early leader in the Finance team, responsible for the accounting operations of a new company that is raising capital, developing a project pipeline, and reporting to a sophisticated institutional investor. This is a hands-on role for an accountant who is equally comfortable with technical accounting questions and the day-to-day work of running a clean close. You will work closely with the Controller, FP&A, project teams, and the finance groups at The Nuclear Company and Brookfield, and you will play a central role in making sure the company’s financial foundation is ready to scale with the business. Responsibilities Manage the monthly, quarterly, and annual close process, including journal entries, account reconciliations, accruals, and flux analysis Prepare and review financial statements in accordance with U.S. GAAP, and support reporting packages required by Brookfield and other investors Oversee accounts payable, cash management, and payroll accounting, including project-specific payments such as per diem and premium pay Account for capitalized project development costs, construction in progress, and the transition from development to construction Support job cost accounting and project cost tracking, including commitments, change orders, retainage, and cost-to-complete, in partnership with project controls Manage intercompany accounting and shared-service arrangements between the JV and its parent companies, including cost allocations and related-party transactions Support accounting for equity contributions, capital calls, debt facilities, and other financing arrangements Apply technical accounting guidance to complex and unusual transactions, such as joint venture accounting, government grants and loan programs, tax credits, and asset retirement obligations Coordinate with external auditors, tax advisors, and investors on audits, reviews, and information requests Support tax compliance, including sales and use, property, and income tax, and coordinate with tax advisors on structuring considerations Establish and maintain accounting policies, internal controls, and documentation appropriate for a new company with institutional ownership <li data-leveltext="" data-font="Symbol" data-listid="63" data-list-defn-props="{"335552541":1,"335559685":720,"3355599