Sr Payroll Service Delivery Analyst - Tax & Mobility (US)

Build our future together Regeneron is founded on the belief that the right idea, combined with the right team, can lead to significant transformations. Our growing global network is dedicated to inventing, developing, and commercializing medicines that change lives for those with serious diseases. In doing so, we are pioneering innovative approaches to science, manufacturing, and commercialization, as well as redefining our understanding of health. At Regeneron, our Global Business Services organization delivers critical services that support our global workforce and business operations. We are seeking a   Senior Payroll Service Delivery Analyst, Tax & Mobility (US)   to join our Global Capability Center (GCC). In this role, you will support the accurate, timely, and compliant delivery of US payroll services, with a primary focus on payroll tax compliance, employee mobility, multi-jurisdictional taxation, and payroll operations. You will collaborate with Payroll, Global Mobility, HR, Finance, and external service providers to ensure operational excellence, regulatory compliance, and a seamless employee experience. When & Where Hyderabad (Hybrid) Discover your role • Support end-to-end payroll operations with a focus on US payroll tax compliance, employee mobility, and multi-state payroll processing. • Review and process garnishments, child support orders, tax levies, and other payroll deductions in compliance with applicable regulations. • Ensure accurate tax withholding and reporting for employees working across multiple jurisdictions, including employees on domestic and international assignments. • Partner with Global Mobility, HR, Payroll, Finance, and external vendors to support mobility programs, shadow payroll, tax equalization, and assignment-related payroll activities. • Perform payroll audits, reconciliations, and compliance reviews to ensure data integrity and adherence to company policies and regulatory requirements. • Support payroll reporting, month-end and quarter-end activities, tax reporting requirements, and collaborator data requests. • Participate in payroll system enhancements, testing activities, process optimization initiatives, and automation projects. • Maintain payroll documentation, process maps, operational controls, and standard operating procedures to drive consistency and compliance. • Contribute to continuous improvement and GCC standardization initiatives focused on payroll tax and mobility operations. • Provide operational support across payroll functions to ensure seamless service delivery and achievement of payroll deadlines. This role requires • Bachelor’s degree in Business, Human Resources, Accounting, Finance, or a related field; equivalent experience considered. • 5+ years of payroll experience with proven knowledge of US payroll tax regulations and compliance requirements. • Knowledge of federal, state, and local payroll tax laws, including multi-state taxation and employee mobility considerations. • Experience supporting payroll operations, payroll tax reporting, reconciliations, and compliance activities. • Strong analytical, problem-solving, and organizational skills with exceptional attention to detail. • Advanced proficiency in Microsoft Excel and experience working with payroll and HRIS platforms such as Workday, Oracle, ADP, or similar systems. • Ability to manage multiple priorities and deliver results in a fast-paced, deadline-driven environment. • Effective communication and stakeholder management skills with the ability to collaborate across global teams. • Experience working in Shared Services, Global Business Services, or Global Capability Center environments preferred. • Professional certifications such as CPP, FPC, or other payroll-related credentials