Oklo Inc

• Lead high-priority AI strategy and operations initiatives across Oklo’s business areas • Translate AI capabilities into actionable execution plans, including defining use cases, owners, timelines, risks, and measurable outcomes • Drive internal AI adoption across engineering, licensing, legal, operations, and corporate workflows • Build lightweight systems and processes to track AI initiatives, adoption metrics, operational improvements, and execution progress • Identify operational bottlenecks and opportunities where AI can improve efficiency, cycle times, quality, or decision-making • Partner with technical teams to evaluate and integrate AI into plant design, monitoring, optimization, and deployment workflows • Support relationships with AI and enterprise technology partners, including helping structure collaborations and align internal priorities • Prepare materials and recommendations for executive leadership related to AI strategy, capabilities, and investment priorities • Establish practical standards and best practices for AI tool usage across teams • Help build repeatable systems for evaluating and integrating emerging technologies into Oklo’s operations

Tax Manager Santa Clara, CA or Remote 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 Company 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. The successful candidate will play a central role in the Company’s tax function, with primary responsibility for income tax accounting under ASC 740 and oversight of the end-to-end income tax compliance lifecycle. This role sits at the intersection of financial reporting and tax compliance, requiring both deep technical expertise and strong operational execution. As the owner of the Company’s tax provision process, the Tax Manager will ensure the accurate and timely reporting of income taxes in the financial statements, including the calculation of current and deferred taxes, evaluation of valuation allowances, and accounting for unrecognized tax benefits. This individual will be expected to exercise sound judgment in applying ASC 740 guidance to complex transactions and evolving business activities, while maintaining consistency and audit-ready documentation. In parallel, the Tax Manager will oversee the full tax compliance process across federal, state, and applicable international jurisdictions, managing external service providers and ensuring that all filings, payments, and related obligations are completed accurately and on schedule. This includes aligning compliance outputs with provision calculations and proactively identifying risks or discrepancies. Specific responsibilities may include: 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 of filings. - 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. - Invests time and energy to build relationships with team members to build strong culture and psychologically safe environment where team can thrive. - Performs 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 (i.e., 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. Competencies The successful candidate will be an experienced tax professional that collaborates cross-functionally and can successfully operate within a growing and dynamic environment at the cross section of business objectives and tax reporting requirements, enabled by process and technology solutions. This role will contribute and support the Company’s growth strategy by leading efforts to ensure compliance with all reporting obligations while safeguarding the Company’s assets and value creation. We are looking for a Tax Manager that is: - Experienced with ASC 740 - Conducted and documented research on complex tax issues - Strong interpersonal skills that facilitate cross-functional collaboration and teaming - Passionate about clean energy - An optimist at heart - Passionate about making advanced fission and delivery of radio isotopes a reality - Willing and able to learn quickly - Willing to think differently and do things in new ways - Comfortable in a fast-paced, highly iterative startup environment - Excited to think creatively, critically, and reflectively about the problems they are solving while not leaning only on what has been done before - Willing to propose novel and creative solutions to technical problems - An excellent writer who can write in a modern active voice, so make your cover letter compelling and write it well! - Able to communicate effectively both verbally and in written form - Willing to travel as required likely 1 week per month Who you are: A startup person: You aren't driven by titles or hierarchy, and prefer efficiency to excess process. You don't need or expect to have a lot of guidance but you enjoy working in a fast-paced team. If you prefer the culture and feel of a large organization, that is great, but you likely won’t enjoy working with us! There is plenty of important work and plenty of good opportunities with organizations like that. Motivated: You are self-motivated. You bring an enthusiasm to the team, and imbue a sense of passion that goes beyond clocking in and clocking out. This isn’t about a fake or arbitrary “pieces of flair” mentality or lack of work-life balance! It is about being a part of the vision and feeling a part of reaching team goals. A team-player: Oklo genuinely is a team. We aren’t about taking credit for ourselves, and we aren’t about pushing blame to others. We do incredible things because we work as a team. An excellent communicator: We need a person who is not only technically competent but also a clear and upbeat communicator. Creative: Being creative means that when things fall outside clear scopes or processes or problems arise without clear solutions, you are able to identify it as well as invent ways to solve a problem or fill a need without micromanagement. The successful person in this job will not only be creative, but also enjoy being creative and solving open-ended problems which may change day-by-day. Detail-oriented: This focus is a big part of excellence, consistency, and quality. Excellent grammar and spelling matter for both good communication as well as the image of the company that we put forward. About Oklo travel requirements: Oklo requires remote employees to travel to headquarters (Santa Clara, CA) twice a quarter annually, based on business or team needs, including attendance at team meetings, off-sites, and other company events or gatherings. For the first two weeks of onboarding, employees are required to be in person at headquarters in Santa Clara, CA. About Oklo compensation: Salary: $145,000-$165,000 Salary may fall outside of the range provided and will be dependent on applicant experience. Oklo offers flexible time off, equity, competitive pay, 401k, health insurance, FSA, flexible work hours, and other benefits. We are looking to fill this position immediately! #CHOP: Oklo’s Values Collaboration: We go further, together. We bring diverse perspectives, listen actively, and build trust through transparency and respect. We work across disciplines, sharing ownership to turn complex challenges into shared successes. Humility: We are team players who act for the good of the company and for the world. We are focused on our mission, not personal recognition. Ownership: We take pride in what we do and how we do it. We are proactive in finding solutions and see tasks through to completion. We are committed to delivering on our promises to provide clean, reliable, and affordable energy. Pathfinding: We chart new ground where no path exists by approaching challenges with curiosity, courage, and creativity while navigating ambiguity.

• Own the development of conceptual site layouts, grading and drainage approaches, utility routing concepts, and preliminary civil works packages • Work cross-functionally with energy strategy, environmental, construction, operations, and project deployment teams • Develop conceptual and preliminary site layouts for advanced reactor facilities and supporting infrastructure • Design and develop industrial site layouts that integrate sustainability principles • Generate early-stage civil works plans including grading, drainage, access roads, stormwater systems, underground utilities • Support site feasibility studies, constructability evaluations, and site selection efforts • Prepare estimates on overburden and spoils generated and cost estimates for civil and site development scopes • Coordinate with environmental, geotechnical, structural, mechanical, electrical, and construction teams • Support permitting and environmental review activities • Interface with external engineering firms, EPC partners, surveyors, and geotechnical consultants • Develop technical specifications, scopes of work, and design criteria for civil engineering activities • Support development of project schedules and execution strategies for site preparation and construction activities • Participate in iterative design reviews and continuously refine site concepts as project requirements evolve • Generate clear technical documentation, reports, drawings, and presentations

• Own and maintain detailed project-level financial models for capital projects across Oklo's Power, Fuel, and Isotopes business units • Prepare presentation materials for executive leadership and the board of directors to inform capital allocation and investment decisions • Support the corporate long-range financial model by ensuring project-level inputs are current and accurately reflected at the enterprise level • Analyze unit economics and key cost drivers across Oklo’s Power, Fuel, and Isotopes product lines • Support capital raising activities (equity, debt, and project finance) by preparing financial projections, diligence materials, and investor presentations • Collaborate cross-functionally with engineering and operations teams to gather and integrate data inputs into financial models

• Build and maintain detailed financial models for target companies and transaction scenarios. • Conduct valuation analyses using DCF, precedent transactions, and comparable company multiples. • Lead and support cross-functional due diligence processes. • Coordinate internal and external stakeholders, including legal, finance, product, and business teams. • Assist in deal structuring, negotiations, and integration planning. • Support long-term corporate strategy development and execution. • Prepare board materials, investment memos, and executive-level presentations. • Work closely with executive leadership and business unit heads to assess strategic priorities. • Maintain relationships with bankers, VCs, founders, and other ecosystem players. • Identify and evaluate M&A, investment, and strategic partnership opportunities aligned with company goals. • Conduct market research and competitive analysis to support strategic decision-making.

• Serve as the primary authority for the security posture of Oklo’s information systems. • Implement, maintain, and continuously improve information system security controls in alignment with NIST 800-53 and NIST 800-171. • Ensure security requirements are embedded into system design, configuration, and operations across on-premises and cloud environments. • Implement, assess, and remediate system configurations against security baselines and hardening standards, including DISA STIGs and CIS Benchmarks, ensuring secure and compliant system configurations across servers, endpoints, and cloud resources. • Partner with IT and engineering teams to ensure secure architectures, access controls, encryption, and monitoring. • Oversee system-level security monitoring, logging, and alerting to detect and respond to security events. • Lead incident response activities, including investigation, containment, remediation, and post-incident reviews. • Coordinate vulnerability management activities, including scanning, remediation tracking, and validation. • Ensure timely application of security patches and configuration hardening across systems and platforms. • Own execution of security compliance activities related to various standards and contract requirements such as SOX, NIST and CMMC. • Build, Create and Maintain System Security Plans (SSPs), policies, procedures, and supporting security artifacts. • Conduct system risk assessments and track risks through mitigation, acceptance, or remediation. • Support internal and external audits and assessments, ensuring evidence readiness and corrective action tracking. • Enforce controls related to export-controlled data (DOE ECI), including access restrictions, segmentation, and secure data handling. • Develop, maintain, and enforce information security policies, standards, and procedures. • Ensure security documentation is accurate, current, and aligned with operational reality. • Provide clear, actionable guidance to system owners and users regarding security responsibilities and expectations. • Act as a trusted advisor to the Senior Manager of IT and Cyber on system security risks, gaps, and improvement opportunities • Partner with engineering, operations, and compliance teams to balance security, usability, and innovation • Communicate security risks, decisions, and requirements effectively to both technical and non-technical stakeholders

• Own the quarterly reporting process by leveraging FloQast and Workiva tools to gather and draft reports based on established reporting checklists. • Pulling required reports from the finance suite of tools and systems, such as Workday, NetSuite, Ramp, Navan, and FloQast and work within the external auditor’s suite of tools. • Maintain the financial reporting calendar and hold regular check-in meetings relevant stakeholders for effective project management of the close • Provide reporting support for new and upcoming accounting issues, such as revenue recognition, inventory management, advanced lease accounting etc. • Develop and maintain reporting policies and procedures to ensure compliance with US GAAP, including creating procedures to validate the accuracy, reliability, and completeness of data utilized in Oklo’s reporting deliverables. • Work to drive automation in the reporting process to both accelerate and streamline reporting • Liaise with external auditors during audits and provide necessary documentation and explanations regarding their testing of focus areas. • Work closely with various departments, including finance and accounting, operations, procurement, and engineering to ensure comprehensive reporting for business activities. • Collaborate to ensure compliance with US GAAP reporting and Department of Energy statutory audits as needed by serving as a key stakeholder for the accounting function.

• Lead high-priority strategic projects tied to commercialization, growth, operational optimization, and company scaling • Frame ambiguous or complex issues into structured problem statements, strategic options, and clear recommendations for leadership • Develop decision frameworks, scenario analyses, and executive-ready materials that support key company decisions • Help shape and refine Oklo’s commercial strategy, including market prioritization, business model evolution, and go-to-market planning • Translate leadership discussions into clear decisions, owners, next steps, and measurable outcomes • Own and continuously improve the operating rhythms that keep leadership aligned, including weekly, monthly, and quarterly business reviews • Build and maintain management dashboards for company KPIs, strategic priorities, and key business risks • Drive follow-through on the company’s most important strategic initiatives by tracking milestones, surfacing risks, and escalating issues when needed • Ensure cross-functional initiatives have clear objectives, decision points, accountability, and execution plans • Lead market, customer, policy, and competitive analyses to inform strategic choices • Build and refine market models, business cases, and scenario analyses, including TAM/SAM/SOM and other driver-based frameworks • Synthesize quantitative and qualitative inputs into crisp insights and practical recommendations • Prepare high-quality briefs, memos, and presentations for executive and board-level discussions • Partner with executive leadership and functional heads to align on priorities and strategy, ensuring seamless translation into realistic execution plans • Serve as a trusted thought partner to senior leadership on strategic priorities and emerging business questions • Coordinate across operations, engineering, product, policy, and other teams in a highly regulated environment

• Provide comprehensive support to the Business Development and Data Center Solutions department • Efficiently process and distill a high volume of incoming information • Prepare and edit presentations, reports, and other critical documents • Manage confidential information with discretion • Proactively address and resolve administrative and technical challenges • Assist with project coordination • Handle ad-hoc tasks and projects as required • Schedule events with key stakeholders

Thanks for your interest in Oklo! We are searching for a Project Controller to join our team. Position Description We are seeking a disciplined, analytical, and commercially minded Project Controller to support capital project delivery across Oklo’s portfolio of nuclear powerhouses and supporting infrastructure. This role is expected to provide an independent financial perspective within the project team, constructively challenging assumptions and ensuring financial integrity in forecasting, reporting, and commercial decision making. This role will be a key member of project teams and will partner closely with the Project Manager to ensure rigorous cost control, schedule integration, financial transparency, and performance accountability throughout the project lifecycle. This role interfaces with the EPC and other vendors, reviewing reporting, participating in regular updates, and constructively challenging cost and progress assumptions. The Project Controller will work in close coordination with the Capital Cost Management organization to ensure project-level cost tracking, reporting, and forecasting remain aligned with established cost frameworks, breakdown structures, and governance standards. This role reports into the Director of Project Budgeting and Controls with day-to-day integration within project teams. Specific responsibilities may include: - Forecasting and EAC Ownership: Develop and maintain independent cost-to-complete and Estimate at Completion (EAC) positions, ensuring forecasts reflect financial reality and risk exposure. Provide data-informed challenge to assumptions impacting cost and schedule outcomes and clearly articulate forecast deltas, underlying drivers, and financial implications to project and senior leadership. - Cost Control and Tracking: Provide trusted reporting, trending, and variance analyses of commitments and actual expenditures compared to project budgets. - Project Performance Assessment: Lead cost and schedule integration to assess project performance, including the financial impacts of schedule changes and drive transparency between progress and cost performance. - Risk and Performance Management: Identify and quantify cost and schedule risk. Maintain independent, data-informed judgement of project performance and escalate concerns around forecast integrity and compliance. Monitor contingency utilization and change order trends. - Reporting & Insights: Own monthly project financial reporting packages and executive-ready project narratives. Support the preparation of materials for senior leadership reviews as required. - Vendor and Contract Performance Oversight: Review and audit contractor and vendor cost reports and validate progress against contractual milestones, physical progress and schedule status. Hold vendors accountable to transparent, timely, and contractually compliant reporting standards and frequency. - Governance and Framework Alignment: Ensure project-level cost tracking aligns with standardized methodologies and governance frameworks established by Capital Cost Management. Maintain and enforce cost discipline and reporting consistency across project teams. - Corporate Financial Integration: Act as the primary interface between project financials and accounting to ensure accurate consolidation, alignment, and reporting of project financial data. Minimum Qualifications: - 7+ years of progressive project controls experience, including ownership of EAC and independent forecast development within large-scale energy, infrastructure, industrial, or construction sectors - Experience supporting EPC or construction projects (preferably $100M+ environments) - Strong knowledge of cost control processes, forecasting, earned value, and schedule integration - Experience reviewing contractor reporting and managing change control processes - Strong analytical skills with comfort working in large datasets and financial models - Proficiency with ERP and project cost systems, with ability to adapt across tools and environments - Proven ability to work closely with cross-functional project teams - Clear and concise communication skills Bonus Qualifications: - Experience with nuclear or other FOAK energy infrastructure projects - Familiarity with DOE, NRC, and other regulated capital environments - Experience with IRA ITC eligibility and compliance tracking. - Startup or high-growth company experience Competencies We are looking for a Project Controller that is: - Comfortable operating in constructive tension with project leadership to protect long-term project performance. - Confident presenting independent financial positions to senior stakeholders. - Courageous in raising uncomfortable financial truths early. - High personal accountability for forecast accuracy and financial transparency. - Detail-oriented and disciplined in financial analysis - Comfortable operating in a fast-paced, evolving project environment - Willing to challenge assumptions constructively - Collaborative and team-oriented while maintaining independent judgment - Data-driven and proactive in identifying risks and trends - Clear and effective in communicating financial insights Who you are: A startup person: You aren't driven by titles or hierarchy, and prefer efficiency to excess process. You don't need or expect to have a lot of guidance but you enjoy working in a fast-paced team. If you prefer the culture and feel of a large organization, that is great, but you likely won’t enjoy working with us! There is plenty of important work and plenty of good opportunities with organizations like that. Motivated: You are self-motivated. You bring an enthusiasm to the team, and imbue a sense of passion that goes beyond clocking in and clocking out. This isn’t about a fake or arbitrary “pieces of flair” mentality or lack of work-life balance! It is about being a part of the vision and feeling a part of reaching team goals. A team-player: Oklo genuinely is a team. We aren’t about taking credit for ourselves, and we aren’t about pushing blame to others. We do incredible things because we work as a team. An excellent communicator: We need a person who is not only technically competent but also a clear and upbeat communicator. Creative: Being creative means that when things fall outside clear scopes or processes or problems arise without clear solutions, you are able to identify it as well as invent ways to solve a problem or fill a need without micromanagement. The successful person in this job will not only be creative, but also enjoy being creative and solving open-ended problems which may change day-by-day. Detail-oriented: This focus is a big part of excellence, consistency, and quality. Excellent grammar and spelling matter for both good communication as well as the image of the company that we put forward. About Oklo travel requirements: Oklo requires remote employees to travel to headquarters (Santa Clara, CA) twice a quarter annually, based on business or team needs, including attendance at team meetings, off-sites, and other company events or gatherings. For the first two weeks of onboarding, employees are required to be in person at headquarters in Santa Clara, CA. About Oklo compensation: $165,000-$205,000 Salary may fall outside of the range provided and will be dependent on applicant experience. Oklo offers flexible time off, equity, competitive pay, 401k, health insurance, FSA, flexible work hours, and other benefits. About Oklo Inc.: Oklo Inc. is developing fast fission power plants to deliver clean, reliable, and affordable energy at scale; establishing a domestic supply chain for critical radioisotopes; and advancing nuclear fuel recycling to convert nuclear waste into clean energy. Oklo was the first to receive a site use permit from the U.S. Department of Energy for a commercial advanced fission plant, was awarded fuel material from Idaho National Laboratory, and submitted the first custom combined license application for an advanced reactor to the U.S. Nuclear Regulatory Commission. Oklo is also developing advanced fuel recycling technologies in collaboration with the U.S. Department of Energy and U.S. National Laboratories. #CHOP: Oklo’s Values Collaboration: We go further, together. We bring diverse perspectives, listen actively, and build trust through transparency and respect. We work across disciplines, sharing ownership to turn complex challenges into shared successes. Humility: We are team players who act for the good of the company and for the world. We are focused on our mission, not personal recognition. Ownership: We take pride in what we do and how we do it. We are proactive in finding solutions and see tasks through to completion. We are committed to delivering on our promises to provide clean, reliable, and affordable energy. Pathfinding: We chart new ground where no path exists by approaching challenges with curiosity, courage, and creativity while navigating ambiguity. Recruitment Fraud Disclaimer Oklo is aware of recent recruitment fraud attempts targeting job seekers. Please be cautious of anyone claiming to represent Oklo who does not contact you from an official Oklo email address. All legitimate communications from our recruiting team— including application updates, interview requests, and job offers — will come exclusively from an @oklo.com email. Oklo will never ask for sensitive personal information, payments, or account credentials during the hiring process. If you receive suspicious outreach or have concerns about the authenticity of any communication claiming to be from Oklo, please contact us through the official channels listed on our website.