Senior Manager, Corporate & International Tax

About Volta

Volta is the category-defining, fully vertically integrated AI infrastructure platform – from capital to clusters to software, under a founder-led enterprise. Our mission is The Utility of Compute™: AI infrastructure as dependable and available as electricity, for every organization that needs it. Launched with a $10B strategic partnership with one of the leading frontier AI labs, a Series A led by Andreessen Horowitz, and a $5B AI Infrastructure Fund, Volta is building the infrastructure layer of the AI era from the ground up. We are 100+ people across London, Palo Alto, and New York, with rapid growth expectations to hundreds.

About the Role

We are seeking a commercially minded Senior Manager to join Volta’s tax function and lead delivery across corporate and international tax. This role would suit someone looking to move in-house at a fast-scaling, capital-intensive platform. Reporting to the VP of Tax, this is a hands-on delivery role. The Senior Manager will own the group’s corporate tax compliance and reporting workstreams, implement international tax policies, and monitor governance to ensure tax structures are operating as intended, with genuine scope for the remit to grow as the function and business scale. Key Responsibilities Corporate Tax Compliance & Reporting Lead the day-to-day management of corporate tax compliance across the group, coordinating local Finance teams and external advisers to ensure accurate and timely filings. Review corporate tax computations, returns and supporting schedules, escalating material positions and judgement calls to the VP of Tax. Maintain oversight of tax payments, instalments, filing obligations and elections across jurisdictions. Own the preparation and coordination of current and deferred tax calculations, tax disclosures and supporting documentation for financial reporting and audit. Build and maintain group cash-tax forecasts and effective tax rate analysis, explaining key movements, risks and opportunities. Track tax losses, capital allowances, interest restrictions and other tax attributes, ensuring they are reflected consistently in returns, reporting and forecasts. International Tax Execute the technical analysis and implementation of international tax policies and structures agreed with the VP of Tax. Monitor the group’s permanent-establishment, tax-residence and substance positions as the business expands into new markets. Manage withholding-tax and repatriation workstreams, including treaty relief, supporting documentation and coordination with local advisers. Assess the corporate and international tax implications of new entities, cross-border activities and intercompany arrangements. Support tax planning for intangible assets and intellectual property (IP), including ownership, development, licensing and cross-border transfers, working with the VP of Tax, Legal and external advisers to align arrangements with commercial objectives, substance and transfer-pricing requirements. Monitor the group’s obligations under Pillar Two, country-by-country reporting and other international tax reporting regimes, coordinating implementation and filings where applicable. Bring forward clear recommendations on technical questions, with the commercial and risk trade-offs spelled out. Flag material tax developments and translate them into practical actions for the group. Transfer Pricing & Intercompany Arrangements Lead the day-to-day implementation of the group’s transfer-pricing policies, working with Finance, Legal and external advisers. Coordinate transfer-pricing documentation, benchmarking and local reporting requirements across jurisdictions. Monitor intercompany charges and financing arrangements to ensure they reflect agreed policies, contractual terms and the activities performed. Work with Finance to implement intercompany calculations, invoicing and year-end adjustments. Maintain supporting documentation for intercompany services, financing, intellectual property and other material cross-border arrangements. Identify changes in functions, assets or risks that may require updates to the group’s transfer-pricing approach. Governance & Risk Help operate Volta’s tax governance framework and controls on a day-to-day basis and keep the tax risk register current. Build and maintain supporting documentation for material tax positions, elections and arrangements. Monitor whether group structures are operating as intended, including governance, substance and intercompany arrangements. Manage the working relationship with Big Four and legal advisers on corporate and international tax matters, escalating scope, cost or quality issues. Coordinate responses to tax authority enquiries, audits and information requests, escalating significant matters to the VP of Tax. Maintain clear ownership, deadlines and evidence of review across tax compliance and reporting processes. Business Partnering Act as the day-to-day corporate and international tax contact for Finance, Legal, People and other internal teams. Give practical, timely tax input on new markets, operating arrangements and business initiatives. Support Capital Markets and Corporate Development on transactions, drawing on the group’s tax positions, attributes and compliance requirements. Coordinate with colleagues and advisers responsible for VAT/GST, employment taxes and other specialist areas where issues overlap. Prepare materials and analysis for the VP of Tax ahead of CFO, leadership, investor and auditor conversations. Take ownership of agreed workstreams end-to-end, escalating judgement calls and anything strategically significant to the VP of Tax. Process & Team Support Help the VP of Tax roll out new processes, controls and systems as the function scales. Improve the quality and availability of tax data, working closely with Finance on reporting and reconciliation processes. Identify opportunities for automation and standardisation in tax compliance, reporting and intercompan