Tax Manager

Thanks for your interest in Oklo! We are searching for a Tax Manager to join our team. Position Description Reporting to the Senior Director of Tax, this role will serve as a key contributor to enabling compliance with tax laws and regulations, maintaining a strong control environment, enhancing tax processes, and supporting strategic initiatives. The position requires a proactive, detail‑oriented professional who can operate independently, partner cross-functionally, and continuously improve the efficiency, scalability, and accuracy of the Company’s tax function. Responsibilities ASC 740 Income Tax Accounting Manage and deliver results for the quarterly and annual tax provision process, including preparation of ASC 740 calculations, supporting schedules, and coordination with external consultants. Perform the calculation and analysis of the following, including creation of supporting documentation and applicable research: Current and deferred tax provisions Valuation allowances and related support Uncertain tax positions and accounting for unrecognized tax benefits Effective tax rate (ETR) and variance analysis Financial statement tax footnote disclosures Manage and ensure accuracy of tax related general ledger accounts and oversee tax accounting controls and documentation. Identify, research, and conclude on proper tax treatment of significant or non‑routine transactions in coordination with Accounting, Finance, and Legal teams. Support and interface with external auditors, including responding to technical inquiries and providing documentation. Tax Compliance Oversee the complete lifecycle of income tax compliance, including data gathering, preparation, review, and filing of U.S. federal, state, and international income tax returns prepared by third‑party providers, ensuring accuracy and timeliness. Review tax returns for technical accuracy, completeness, and consistency with implemented processes, documentation, and variance analysis against the tax provision. Oversee fixed asset tax processes, including review of additions, disposals, depreciation calculations, and roll‑forwards on quarterly and annual basis. Monitor and track compliance filing deadlines across jurisdictions to ensure timely submissions. Manage and ensure timely preparation and filing of U.S. state & local franchise and indirect tax returns, including sales and use, property, and other indirect tax filings. Monitor and implement responses to tax legislation and regulatory developments. Maintain and enhance internal controls over income tax processes, including SOX compliance where applicable. Assist with tax due diligence and integration activities related to mergers and acquisitions. Manage federal, state, and local tax audits and inquiries, serving as the primary point of contact with tax authorities and external advisors. Build positive relationships and interface productively with tax authorities to support efficient audits and issue resolution. Technology and Process Identify opportunities, evaluate, and implement tax process improvements, standardization, automation opportunities, and technology enhancements across the tax function. Partner cross-functionally with Accounting, Treasury, Legal, Procurement, and IT to strengthen tax processes, improve data quality, and support business initiatives. Develop and maintain comprehensive documentation of tax processes and methodologies. Ensure integrity and reconciliation of data between financial systems and tax reporting tools. Team Building Responsible for planning and creation of a team, including candidate evaluation and the development, coaching, and training of new hires. Familiar with skills and qualifications of successful tax professionals that can fill roles on the team. Invest time and energy to build relationships with team members to build a strong culture and psychologically safe environment where the team can thrive. Perform constructive reviews and evaluations of team members to ensure accountability and enable professional growth. Perform other duties and special projects as assigned. Minimum Qualifications Bachelor’s degree in accounting or finance. CPA required; MBA or MST preferred. 7‑10+ years of progressive experience in public accounting and/or corporate tax, including federal and state income tax for C Corporations; tax technology and transformation experience strongly preferred. 3+ years managing a team. Deep technical knowledge of ASC 740, U.S. federal and corporate tax laws. Experience with tax provision software (e.g., OneSource, Corptax), ERP systems (e.g., NetSuite, SAP, Oracle). Strong understanding of tax data inputs/outputs and downstream dependencies (ERP/GL, subledgers, consolidation, reporting). Knowledge of SOX/control environments and how to design auditable processes. Excellent written and verbal communication skills to simplify complex concepts for executive level leaders. Ability to manage multiple priorities and work independently in a fast‑paced environment. Bonus Qualifications Fast‑growth startup and public company experience. Experience with energy sector or tech company background is a plus. Experience commercializing First of a Kind (FOAK) technologies from an investor perspective. Experience with implementing AI in tax operations and automation. Willingness to relocate if required. Desired Candidate Qualities Experienced with ASC 740 and complex tax research. Strong interpersonal skills that facilitate cross‑functional collaboration. Passionate about clean energy and advanced fission technology. Optimistic, innovative, and able to learn quickly. Comfortable in a fast‑paced, iterative startup environment. Excellent writer who can use a modern active voice. Willing to travel as required (approximately one week per month). Compensation and Benefits Salary may fall outside of the range provided and will be dependent on applicant experience. Oklo offers flexible time off, equity, competitive pay, 401(k), health insurance, FSA, flexible work hours, and other benefits. Remote employees will travel to headquarters in Santa Clara, CA twice a quarter annually, including a two‑week onboarding period in person. Additional travel may be required as business needs dictate. We are looking to fill this position immediately! This position may involve access to information subject to U.S. export control laws. Only applicants who meet the definition of a U.S. Person under applicable laws are eligible to apply. #J-18808-Ljbffr