Senior Tax Compliance Officer

About the role

Zimmer & Partners is seeking a genuinely senior and versatile corporate tax professional to take charge of the Luxembourg tax compliance function for its client portfolio of SOPARFIs. You will report directly to the partners and have immediate client contact, working on a broad range of corporate tax matters.

Key responsibilities

• Prepare and review Luxembourg corporate tax returns (CIT, MBT, NWT) for SOPARFIs and subsidiaries.
• Review tax assessments, manage correspondence and handle disputes with the Administration des contributions directes.
• Cover the full spectrum of Luxembourg corporate tax matters including holding, financing, real‑estate, acquisitions, disposals, restructurings, liquidations and distributions.
• Manage interest‑limitation, anti‑hybrid and other ATAD‑driven analyses, and DAC6 assessments.
• Handle Pillar Two obligations – GloBE scoping, safe‑harbour analysis and related Luxembourg registration and filing requirements.
• Monitor developments in Luxembourg tax law and translate them into practical consequences for client structures.

Required profile

• At least 10 years of Luxembourg corporate tax experience, preferably from a Big 4 firm or leading Luxembourg tax practice.
• Broad and versatile command of Luxembourg corporate tax across holding, financing, real‑estate and transactional work.
• Degree in tax, law, economics or accounting.
• Fluent in English; French and/or German a strong advantage.

Required skills

• Luxembourg corporate tax compliance (CIT, MBT, NWT filing).
• ATAD‑driven analyses and DAC6 assessments.
• Pillar Two (GloBE) scoping and safe‑harbour analysis.
• Interest‑limitation calculations.

What we offer

• Up to EUR 10,000 gross per month for the right candidate.
• Direct partner exposure and real ownership of your portfolio.
• Technically serious environment without the volume pressure of a large practice.
• Central Luxembourg City location, 78 Avenue de la Liberté.