Tax Senior Manager

Job description:

Location:

Switzerland (initially in Schlieren, relocating to Zug from December 1 2026) or Dublin (Clondalkin)

Reporting to the Head of Tax, the Tax Senior Manager is responsible for overseeing the Group’s corporate income tax compliance, support in tax accounting, tax reporting, and tax advisory activities. The role supports strategic business initiatives by providing tax expertise on financing, treasury, international tax matters, and business transactions while ensuring compliance with applicable tax laws and maintaining an effective tax governance framework.

• Oversee tax accounting, including current and deferred tax, tax provisions, and tax disclosures under IFRS and local accounting standards. Support external audit process
• Manage and support the monthly and annual financial close processes, including year-end tax reporting and effective tax rate (ETR) analysis
• Manage and support the monthly, annual and mid-term corporate tax projections
• Manage tax audits, tax authority inquiries, and relationships with external tax advisors and auditors
• Coordinate the Group’s corporate income tax compliance across multiple jurisdictions
• Support Group Board, Audit Committee and Asset & Liability Committee reporting and presentation on significant tax matters where required

• Support with the Group’s OECD BEPS Pillar Two compliance, including GloBE calculations, reporting, and implementation of legislative changes
• Support on transfer pricing, withholding taxes, permanent establishment matters, and other international tax issues
• Provide tax support for mergers and acquisitions, legal entity re-organisations, strategic projects, and cross-border business initiatives

• Act as the tax business partner for Treasury, advising on intercompany and third-party financing, cash pooling, withholding tax, and tax-efficient financing structures
• Support financing transactions, dividend distributions, capital reductions, and other treasury-related tax matters

• Maintain and enhance the Group’s tax governance framework and internal controls
• Identify and mitigate tax risks while ensuring compliance with the Group’s Tax Strategy
• Monitor tax legislation and communicate business impacts and opportunities
• Support in tax process improvements, automation, and digitalization initiatives

• Partner closely with Finance, Shared Service Center, Treasury, Legal, Accounting, Internal Audit, and business leaders from all jurisdictions to provide practical, commercially focused tax advice
• Mentor junior tax professionals, where applicable, and contribute to the continuous development of the Group Tax function

• University degree in Accounting, Finance, Tax, Law, or a related discipline
• Swiss Certified Tax Expert or both Irish Chartered Tax Adviser and Chartered Accountant, or equivalent professional qualification needed
• 8-10+ years of corporate tax experience, ideally within a multinational listed company and/or a Big4 firm
• Strong knowledge of corporate income tax, tax accounting, OECD BEPS Pillar Two, transfer pricing, and international taxation. Indirect taxation knowledge is a plus.
• Experience supporting treasury activities, including intercompany financing, third-party financing, and cash pooling
• Familiarity with SAP/SAP S/4
  
  HANA and other ERPs are an advantage. Tax technology is a plus
• Fluent in English, other European languages are a plus

• Strong analytical and problem-solving skills with sound commercial judgement. Ability to work in matrix type organizations
• Excellent project management and stakeholder management capabilities
• Collaborative team player with the ability to build strong relationships and work effectively and independently across functions, cultures and influence stakeholders at all levels
• High level of accuracy, integrity, and attention to detail
• Proactive, collaborative, and results-oriented with a continuous improvement mindset