VDI Engineer (NATO cleared) Braine-l'alleud, walloon region, belgium (on-site Security clearance: candidates must already hold a valid security clearance; NATO clearance can be added if required. Work authorisation: candidates must have the legal right to work full-time in belgium Our client, a key supplier across multiple NATO frameworks, is seeking an experienced VDI Engineer to work with advanced VDI infrastructure, expanding your expertise in installation, configuration, administration, optimisation, and monitoring. This is a freelance, on-site position in Braine-l'Alleud. Travel up to 10% across NATO sites, gaining valuable international experience and expanding your professional network. Key responsibilities Administer, monitor, and troubleshoot VDI infrastructure daily, including virtual desktops, application delivery, and profile management. Install, upgrade, and configure VDI instances in compliance with established security policies. Monitor performance using Dex tools and optimise the VDI environment. Maintain and manage master ("golden") images. Resolve incidents and service requests through the Purchaser's ticketing system. Design, implement, test, and maintain fault tolerance and disaster recovery solutions across the full VDI stack. Develop and enhance standard operating procedures (SOPs) and technical documentation. Provide on-the-job training to team members and Level 1 and Level 2 support technicians. Required skills & experience Strong expertise in VMware Horizon, vSphere, App Volumes, Dem/UEM, and Fslogix Experience with Group Policy Management (GPOs) and Incident Management processes Proven ability to create, maintain, and optimise VDI master images using MDT Solid understanding of secure VDI design and operations ITIL Foundation certification (desirable) Valid security clearance (mandatory) Legal right to work full-time in Belgium (mandatory) Contract details Start Date: 12 April 2026 End Date: 31 December 2026 Total Scope: 836 hours This role is ideal for a motivated VDI Engineer looking to contribute to a high-profile international environment while further developing their technical expertise. If you meet the requirements and are ready for your next challenge, apply now.