Within short, ESS will issue a Call for Tender covering technical and administrative resources and competences, focusing on all different technical and administrative areas at ESS. The objective is to complement, strengthen and support the ESS organisation of employed staff and In-Kind partners, via short or long term assignments. The different areas covered by this tender procedure are: Lot 1 - Control Systems and Automation Engineering Lot 2 - IT & Network Lot 3 - Electrical Engineering Lot 4 - Piping & Process Engineering Lot 5 - General Technician Lot 7 - Project Management and Administration Lot 8 - Quality, Environmental, Health an Safety Lot 9 - Temporary Administration (HR, Finance & Business Control, Procurement, general office support) The resulting framework agreements will have a duration of up to 5 years. The new agreements shall be in place by 1st July 2026.