As a Senior Purchaser of materials and services, you play an extremely important role within the projects to be realized, both in terms of quality and quantity. Within the purchasing team (5 FTE), you will mainly focus on preparing requests and evaluating the offers that come in. Placing purchase orders, outsourcing, creating, and maintaining purchasing plans, framework contracts and monitoring progress is also part of your duties. You are the point of contact for suppliers, monitor their quality and you attend project meetings. What we offer: