Senior Tax Expert (m/w/d)

The Triathlon Group, a subsidiary of the Sunlight Group, is a leading global supplier of battery systems, chargers, and energy management solutions for industrial applications. With over 1,600 employees at locations across three continents, Triathlon enables reliable and efficient processes for our industrial customers—particularly in intralogistics—through innovative products based on lead-acid and lithium-ion technology, as well as a strong commitment to service. At the Triathlon Group, we place great value on achieving success as a team and offering our employees room for personal growth. We value fair treatment of one another and foster a culture in which everyone—regardless of position or length of service—can contribute their ideas and initiatives. In doing so, we rely on agile working methods and offer diverse learning and development opportunities in an inclusive and equitable environment. Together with the Sunlight Group, Triathlon is one of the fastest-growing global providers in the dynamic energy storage market, with a total of more than 3,800 employees.

Job Responsibilities

Tax Compliance & Reporting

• Oversee tax compliance for all German entities, ensuring accurate and timely filing of corporate income tax, VAT, and other statutory returns.
• Prepare and review tax balance sheets, income tax provisions, and deferred tax calculations for annual financial statements.
• Ensure full compliance with German tax laws, regulations, and reporting requirements.

Tax Advisory & Risk Management

• Review tax calculations, deductions, and credits to mitigate risks and optimize tax positions.
• Provide technical tax guidance on German tax matters, including corporate income tax group taxation, VAT group taxation, and RETT.
• Support tax audits, manage interactions with tax authorities, and coordinate with external advisors.

Transfer Pricing & Intercompany Transactions

• Assist in preparing and reviewing transfer pricing documentation in line with German requirements.
• Reconcile intra‑group transactions involving German entities and ensure proper tax treatment.

International Tax & Pillar Two

• Monitor Pillar Two compliance, documentation, and filings.
• Support Country‑by‑Country reporting processes.
• Collaborate with the Group Tax team on international tax matters, especially transactions involving US entities.

Cross‑Functional Collaboration

• Work closely with Finance, Accounting, and Group Tax to ensure alignment on tax positions and reporting.
• Act as a trusted advisor to internal stakeholders on German tax implications of business decisions.