We are looking for an experienced (Senior) Manager - Tax International (m/f/diverse) to join our global tax team based in Frankfurt (hybrid).In this role, you will be responsible for managing and coordinating all tax-related matters for designated foreign subsidiaries, ensuring compliance with international tax regulations, and driving tax optimization strategies. You will work closely with management, external tax consultants, and fiscal authorities to provide guidance and lead key tax projects across multiple jurisdictions.Key Responsibilities:Providing comprehensive tax guidance for designated foreign countries on corporate income tax, withholding tax and cross-border tax structuring, in close collaboration with the foreign tax functions of the AUMOVIO GroupClosing collaboration with foreign tax functions, providing ongoing support for business operationsProviding tax advice and process implementation in tax projects such as liquidations, mergers, acquisitions and restructurings of foreign subsidiariesContinuously monitoring, analyzing, developing and implementing changes in German tax legislation with relevance to international tax matters (e.g. CFC rules), monitor global tax developments, including OECD initiatives (e.g. Pillar 2).  Assess potential business impacts and develop recommendations to internal stakeholdersClearly communicating relevant tax developments, risks, and opportunities to internal stakeholders, including finance, controlling, accounting, legal, and business areas Reviewing and assisting foreign tax functions regarding Tax Risk Reporting of foreign subsidiariesSupporting and steering the assurance of Pillar II compliance (Global Minimum Tax) requirements, including data collection, impact analysis, and preparation of reporting obligations for designated foreign subsidiariesEnsuring adherence to the German Foreign Tax Act (AStG), including foreign CFC rules and outbound taxation requirementsOverseeing compliance with the DAC (European Directive on Administrative Cooperation) framework, including DAC6 (mandatory disclosure regime) and other relevant reporting obligationsDeveloping and maintaining internal processes to secure ongoing compliance with international tax transparency and anti-avoidance regulationsPreparing and coordinatng responses to German tax audits involving international aspects, e.g. cross-border financingSupporting foreign tax functions in tax audits by liaising with local advisors and ensuring consistent global tax positionsManaging documentation requests and preparing supporting materials for audit defense