Accounts Payable Specialist​/Kreditorenbuchhalter

Permanent employee, Full-time – Catal Ym GmbH

About the Role The Accounts Payable Specialist will be responsible for managing a high volume of invoices across both Germany and the United States, ensuring accurate processing and efficient payments. This individual will play a critical role in maintaining Catal Ym’s reputation for fiscal reliability by ensuring that no payments are delayed, all invoices are compliant with accounting and tax standards, and vendor relationships remain positive and professional.

This is an ideal opportunity for an experienced A/P professional who enjoys working in a fast‑paced, international biotech environment and values precision, accountability, and continuous improvement.

• Process, verify, and post a high volume of vendor invoices for both German and U.S. entities, ensuring compliance with Catal Ym policies and local accounting regulations.
• Manage invoice approval workflows, coding accuracy, and purchase order matching.
• Ensure compliance with German GAAP (HGB) and U.S. GAAP, including proper VAT (Umsatzsteuer) and sales/use tax treatment.
• Handle cross‑border payments, including multi‑currency processing, foreign exchange considerations, and intercompany transactions.
• Ensure timely, accurate vendor payments—no late payments.
• Reconcile vendor accounts and resolve discrepancies in a proactive, solutions‑oriented manner.
• Support month‑end and year‑end close activities for both Germany and the U.S. by preparing accruals, reconciliations, and audit‑ready documentation.
• Assist in internal and external audits, providing complete and accurate documentation as requested.
• Maintain and organize A/P records in accordance with German GoBD and U.S. documentation standards.
• Identify opportunities to streamline A/P workflows, automate processes, and enhance payment efficiency.

• Completed commercial training or equivalent business qualification.
• 3+ years of experience in Accounts Payable within an international organization, ideally in biotech, pharma, or life sciences.
• Solid understanding of German GAAP (HGB) and U.S. GAAP, including VAT and sales/use tax.
• Demonstrated ability to manage high invoice volumes with accuracy and attention to detail.
• Experience with DATEV and digital invoice management tools.
• Strong skills in Excel and Microsoft Office applications.
• Excellent organizational and time management abilities; proven track record of meeting payment deadlines.
• Fluent in German and English, both written and spoken.

• Experience supporting biotech or pharmaceutical operations, including R&D‑related payables.
• Familiarity with cross‑border transactions, multi‑currency payments, and intercompany billing.
• Prior use of automated invoice processing platforms.
• Knowledge of EU VAT reporting and U.S. tax compliance processes.

• Proactive and dependable: takes ownership to ensure accurate, timely results.
• Analytical and detail‑oriented, with a commitment to continuous improvement.
• Collaborative and communicative, with a strong service mindset toward internal stakeholders and external vendors.
• Process‑driven with a focus on accuracy, efficiency, and compliance.

• Creative working in X‑functional teams
• Short communication channels
• Dynamic and goal‑oriented environment
• Open and appreciative corporate culture in a multicultural environment

Catal Ym is a biotech company based in Martinsried near Munich, developing innovative immunotherapies to transform cancer patients’ lives by effectively engaging their own immune systems to combat this malignant disease. We are now advancing to Phase 2b studies to confirm visugromab, our lead antibody, that has demonstrated durable anti‑tumor efficacy with long‑lasting objective responses in relapsed and refractory metastatic solid tumor patients in combination with anti‑PD‑1 treatment.

Our mission is to rapidly bring our next‑generation immuno‑oncology products to patients in need. Are you ready to board the fast‑accelerating visugromab train in Martinsried? Then join us!