As a Senior Associate, Membership – Contracts & Pricing Execution (AIN), you will support the execution of U.S. pharmaceutical Membership operations by managing customer eligibility, GPO alignments, membership validations, customer setup, contract alignment, and membership maintenance activities. You will serve as a critical link between Market Access, Contracting, Pricing, Chargebacks, MDM, Government Pricing, wholesalers, GPOs, and customers to ensure accurate customer eligibility and contract execution across the Amgen commercial contracting landscape. The role supports the end-to-end Membership process from receipt of customer requests through validation, setup, system alignment, and ongoing maintenance.