Group Tax Manager

About the role

Sunstar is looking for a Group Tax Manager to join its Finance team in Etoy, Switzerland. This international role covers Europe, the U.S. and Latin America, working closely with the Group Tax team in Japan covering Asia. It combines tax and finance expertise with the chance to contribute to strategic Group projects and the broader Finance transformation.

Key responsibilities

• Execute the Group-wide tax strategy and co-steer its roadmap with the Group Head of Tax, turning priorities into projects, plans and deliverables.
• Lead international tax and transfer pricing activities, including policy implementation, intercompany pricing, operating-model changes, withholding taxes, treaties and permanent establishment matters.
• Coordinate operational and local tax with regional finance teams and external advisors.
• Represent Group Tax in finance transformation, management reporting, data harmonization, consolidation and ERP projects, and strengthen tax in financial reporting and controls.
• Run corporate and holding-structure projects such as entity rationalization, financing, withholding-tax and treaty optimization, and repatriation.
• Lead tax workstreams for M&A and post-merger integration, from due diligence and structuring to integration.
• Drive tax planning, including ETR and cash-tax optimization, tax attributes, incentives and scenario modeling.
• Manage tax audits and controversies, and support APA, MAP, rulings, valuation and restructuring documentation.
• Explore investment incentives, subsidies, grants and VAT optimization, and embed AI- and data-enabled ways of working while managing external advisors.

Required profile

• Degree in Accounting, Finance, Economics, Law or a related field, plus a recognized professional qualification such as CPA, ACCA, CTA/ADIT, Swiss Certified Tax Expert or equivalent.
• 8-12 years of relevant experience, ideally combining Big Four and in-house experience in an international environment.
• Fluent English; French, German, Spanish or Japanese is an advantage.
• Experience across multiple jurisdictions and with cross-functional stakeholders; finance transformation experience is a strong advantage.

Required skills

• Strong expertise in international tax and transfer pricing, with proven delivery of complex cross-border projects.
• Accounting and corporate finance knowledge, including financial reporting, consolidation and tax accounting.
• Confident use of digital, data and AI tools in finance or tax.

What we offer

• Purpose-driven company with a Swiss-Japanese heritage and a global footprint.
• Collaborative, inclusive and multicultural environment with a culture of ownership and innovation.
• Commitment to learning, development and career growth.
• Hybrid working model supporting flexibility and work-life balance.

The position is permanent and full-time in Etoy, Switzerland. Applications are handled directly by the employer; only shortlisted candidates are contacted, so applicants who do not hear back within three weeks should assume their application has not been progressed.