Minimum 5 years managing purchasing activities, supplier relationships, vendor performance, budgets, and cost management initiatives, including placing, approving, tracking, and managing purchases for operational supplies, laboratory consumables, services, equipment, or facilities-related expenditures. As the primary onsite leader for supplier oversight, purchasing, spend management, and vendor performance supporting laboratory and site operations, this role drives operational excellence, cost-effective procurement of consumables and supplies, and compliance with customer and company requirements.