Leads downstream procurement capability across global diagnostics operations, overseeing P2P execution, process harmonization, SAP ECC to S/4HANA transformation, and procurement master data governance. Resolves purchasing and invoice issues, monitors operational KPIs, supports site readiness, ensures regulatory compliance, and collaborates with manufacturing, R&D, planning, sourcing, finance, quality, and external partners. The role serves as a procurement operations SME and change agent in a regulated manufacturing environment.