Sr Manager of Accounting, Fixed Assets & Project Accounting

High-growth advanced energy company developing factory-made, high-temperature nuclear technology designed to provide clean power for industrial applications, hydrogen production, and next-generation manufacturing. The company is rapidly scaling from R&D and prototype development into manufacturing and commercial deployment. The Opportunity: The Senior Manager of Accounting will be a hands-on accounting leader responsible for building and scaling the accounting function as the company grows. This is a builder's role with significant ownership across month-end close, GL, fixed assets, construction-in-progress, technical accounting, controls, and process improvement. A major focus will be supporting the accounting needs of a capital-intensive business, including CIP, fixed assets, capitalization, project-level cost tracking, and depreciation . Key Responsibilities Own the month-end close, including journal entries, reconciliations, flux analysis, and financial reporting. Own fixed assets and construction-in-progress accounting , including capitalization policy, project-level cost tracking, depreciation, and R&D vs. capitalizable costs. Partner with construction, Finance, and Operations teams on cost assignment and actuals vs. budget. Develop and maintain accounting policies, procedures, controls, and process documentation. Prepare internal reporting for leadership and investors and support audits and tax reporting. Lead technical accounting matters including ASC 718, ASC 842, ASC 606, and capitalization . Identify opportunities to automate and improve accounting workflows. Support ERP, AP automation, expense management, and other systems implementations. Build and develop the accounting team as the organization scales. Serve as the accounting subject matter expert for operational and technical matters. Must Haves Bachelor's degree in Accounting, Finance, or related field. 8+ years of accounting experience with hands-on ownership of close and financial reporting. 3+ years managing and developing accounting professionals. Experience building and scaling accounting processes, controls, and team structures. Strong U.S. GAAP knowledge. Fixed assets and capitalization experience in a capital-intensive, hardware, or manufacturing environment. Construction-in-progress / percentage-of-completion accounting experience. Startup or high-growth company experience. Strong Excel and accounting systems experience. ITAR compliant – U.S. citizen or lawful permanent resident (green card holder). Nice to Haves CPA. Big 4 or regional public accounting experience. Cost accounting in a manufacturing or inventory-intensive environment. ERP or systems implementation experience, including NetSuite, Ramp, or AP automation. Experience supporting a VC-backed company and investor reporting. Why Consider This Opportunity Significant ownership in a rapidly scaling advanced energy company. Equity participation. High-impact, hands-on role with substantial autonomy. Opportunity to build and scale an accounting function from the ground up. Direct exposure to engineering, operations, finance, and senior leadership. Strong growth and advancement potential. Comprehensive benefits, unlimited PTO, and onsite meals. #J-18808-Ljbffr Conexus