Accounting Manager

About Pacific Fusion Pacific Fusion was founded in 2023 with the mission to power the world with abundant, affordable, clean energy. We are rapidly designing and building a pulser-driven inertial fusion system to achieve net facility gain (more fusion energy output than stored energy input). In parallel, we are developing the key components required to build affordable fusion systems. Our plans are ambitious. We have raised over $900M so far from incredible investors, resourcing us to deliver on these plans. We are bringing together the best scientists, engineers, and operators from the fusion community, hard tech industry, and other sectors. We are united by a shared sense of urgency to provide clean power for the world, particularly managing climate change while meeting growing global energy demand. You can read more about us in this letter from our founders . Why This Role Matters We are building a high-impact finance team to support our rapid growth. The Accounting Manager will be a foundational member of the team, responsible for establishing and maintaining rigorous accounting processes in a fast-paced startup environment. A core focus of this role is fixed asset accounting — as a capital-intensive technology company, Pacific Fusion requires meticulous tracking, capitalization, and reporting of property, plant, and equipment as we deploy significant infrastructure. This role requires someone who is comfortable with ambiguity, able to work independently, and excited to help build infrastructure from the ground up. What You'll Do Participate in the month-end and year-end close process, including preparation of journal entries, account reconciliations, and financial statements in accordance with US GAAP Perform monthly bank and cash reconciliations, investigating and resolving variances in a timely manner to ensure accuracy of cash balances reported in the financial statements Lead all fixed asset accounting activities, including capitalization of property, plant, and equipment; depreciation calculations; asset disposals; and maintenance of the fixed asset subledger Establish and enforce capitalization policies, ensuring proper distinction between capital expenditures and operating expenses in a capital-intensive R&D environment Maintain lease schedules and amortization tables for operating and finance leases, ensuring accurate monthly entries for lease cost, interest expense, and liability reduction Coordinate with external auditors and tax advisors during annual audit and tax preparation Assist with R&D tax credit documentation and grant compliance as applicable Serve as backup to the Accounts Payable Sr Accountant, ensuring continuity of vendor payments and AP operations during absences or peak periods. Perform ad hoc financial analysis and special projects as needed What You Bring Bachelor’s degree in Accounting, Finance, or related field CPA license Minimum 4–6 years of progressive accounting experience Hands-on experience managing fixed asset subledgers, capitalization policies, depreciation schedules, and CIP accounting in accordance with ASC 360 and lease accounting in accordance with ASC 842 Experience with month-end close, financial statement preparation, and audit support Proficiency with accounting software (QuickBooks, NetSuite, or similar) and Microsoft Excel Highly organized, detail-oriented, and able to manage multiple priorities in a fast-moving environment Self-starter who thrives in an unstructured, entrepreneurial environment Bonus Points For Experience working at a startup or venture-backed company Experience with R&D-intensive companies, government grants and related compliance Experience with Coupa Experience with ERP implementations Pay Range: $130,000 — $170,000 USD Total Compensation & Benefits for Eligible Employees Industry-competitive salary Equity plan 6% employer 401k matching Generous paid time off (including sick leave, vacation, paid family leave) Medical, Dental, and Vision insurance Actua