TenneT is looking for a passionate Cost Engineer at their location in Arnhem. The Cost Engineer will be responsible for preparing cost estimates, coordinating estimating input, performing cost reconciliations, setting up and maintaining price lists, and assessing cost calculations. The ideal candidate should have a minimum Bachelor's degree in Construction, Engineering, Civil Engineering, or Electrical Engineering, at least 5 years of working experience in similar activities, and preferably hold CCT and/or CCE certificates. They should also be accurate, result-driven, communicative, analytical, and have strong relationship-building skills. Fluent Dutch and business-fluent English are required. TenneT is a leading European grid operator committed to a secure and reliable electricity supply, shaping the energy transition for a sustainable energy future.