Sr. SAP Tax & Vertex Engineer

Location: Warsaw, Poland; 70% in-office work model

Company

hirify.global develops mRNA-based therapeutics and vaccines across infectious diseases, immuno-oncology, rare diseases, and cardiovascular diseases.

What you will do

• Act as the SAP and Vertex subject matter expert for global tax processes.
• Design, configure, support, and optimize SAP S/4HANA tax procedures, tax codes, condition techniques, and tax determination logic.
• Implement and maintain Vertex O-Series integrations for tax calculation, jurisdiction determination, and reporting.
• Support indirect, direct, and withholding tax processes across the US, EU, and APAC.
• Integrate tax capabilities with O2C, P2P, STP, RTR, billing, procurement, intercompany transactions, and general ledger processes.
• Support SAP DRC, continuous transaction controls, testing, audit readiness, process documentation, and automation using OCR, RPA, analytics, and AI.

Requirements

• Bachelor’s degree in Finance, IT, or a related field.
• 7+ years of SAP experience with a strong focus on tax.
• Hands-on SAP S/4HANA tax configuration and FI experience.
• Strong experience with Vertex O-Series and Vertex Certificate Center.
• Deep understanding of indirect tax, including Sales & Use Tax, VAT, and GST.
• Experience supporting withholding tax and direct tax integration.

Nice to have

• Experience with SAP DRC, SAP BTP, global e-invoicing, and statutory reporting.
• Experience with US, EU, and APAC tax models.
• Experience in life sciences or other regulated industries.
• Strong analytical and problem-solving skills.

Culture & Benefits

• 70/30 work model emphasizing in-office collaboration in Warsaw.
• Healthcare and voluntary benefit programs.
• Fitness, mindfulness, and mental health support.
• Family-building benefits, including fertility, adoption, and surrogacy support.
• Paid vacation, bank holidays, volunteer days, sabbatical, recharge days, and year-end shutdown.
• Benefits vary according to employment terms and work country.