Global IT & Professional Services Buyer - F/H (Bezons, FR)

Create and run strategic sourcing for IT and Professional Services categories within SCM Global Purchasing, supporting procurement transformation and internalization. Own RFP management and complex commercial negotiations, benchmark suppliers and markets, and propose cost-optimization levers. Manage supplier panels, draft and maintain contracts with legal compliance, and participate in the transition activities to exit TSA Atos while building trusted relationships with internal stakeholders.