Manage end-to-end sourcing and purchasing activities for site-related CAPEX, MRO, technical services, spare parts, facility-related services, utilities, laboratory consumables/services/equipment, and other indirect operational needs not managed at Group level, ensuring compliance with company policies and regulatory requirements. Build and maintain a prioritized action pipeline for the site, supported by spend analysis and stakeholder alignment, and translate this into concrete initiatives for cost optimization, supplier performance improvement, operational reliability, and risk mitigation.