Within the Purchasing department, the "Services" team is responsible for the sourcing of indirect purchases (Corporate: technical and environmental studies, negotiators, fleet management, facility management, auditors, etc.) These purchases are numerous and very varied. The Group Buyer Services is responsible for a group of product categories for a total annual expenditure of several tens of millions of Euros and negotiates framework contracts for the group or local entities. The service acts as an intermediary between the group's internal customer (s) and the suppliers. The Group Buyer Services is part of the Group Services & Maintenance team. The service helps improve business results by increasing the efficiency of purchasing processes, optimizing the "Total Cost of Ownership" and synergies, while taking into account the needs of internal customers. As a buyer, the service directly contributes to the achievement of the objectives of a dynamic, open and motivated team, through the following tasks: Developing tender strategies to impact and build a relationship of trust with internal customers in order to make value-added and efficient purchases when determining purchasing needs; Identification and implementation of synergies at group level; Strategic management of your categories and contracts; The definition and implementation of a structured and innovative purchasing strategy; Establishing and carrying out market research, negotiating European or local contracts and maintaining positive long-term relationships with major suppliers; Leading multi-functional teams through open and structured collaboration. Requirements: Master's degree; Min. 3 years of experience in a purchasing role; technical purchasing is a plus You are able to speak, read and write fluently English, French and Dutch. (3 linguistics are important) Experience in project management is an asset; Empathy and maturity to build a relationship of trust with customers, suppliers and team members; Problem solver and are able to see the bigger picture; Able to work autonomously in your role as a leader and at the same time a true team player; Communicate in an assertive and structured manner; Good analytical mind allowing you to quickly achieve a result; Able to conduct the necessary negotiations; Versatile. Additional information: Location: You will be working from Monnoyer office and exceptionally other Elia buildings for meetings with internal customer and suppliers. Telework: Remote work policy is applicable to the delivery of the service.