GIS IT Engineer Location: Onsite in The Hague, Netherlands Duration: 5 months (starting December 2025) We are supporting a major international defence organisation on a confidential technology programme connected to NATO operations. This role will focus on maintaining, supporting, and improving enterprise-level Geographic Information Systems (GIS) that play a vital role in mission planning, data management, and operational awareness. It's a great opportunity for an experienced GIS and IT professional to work in a high-impact, secure environment with advanced mapping and spatial data technologies. Key Responsibilities Provide 2nd and 3rd level technical support for core GIS platforms. Manage the operation and maintenance of GIS IT environments, ensuring system performance and availability. Support installation, configuration, and upgrades of GIS software and enterprise systems. Diagnose and resolve complex incidents, identifying root causes and implementing long-term solutions. Assist in user acceptance testing, documentation, and rollout of new releases. Provide technical training and support to system users. Collaborate with internal teams to improve infrastructure, automation, and data integration processes. What We're Looking For Degree in IT, Computer Science, or GIS, or equivalent practical experience. Strong knowledge of the Esri ArcGIS product suite (Enterprise, Server, Portal). Hands-on experience with enterprise system design, configuration, and troubleshooting. Familiarity with virtualisation platforms (e.g. VMware) and scripting tools such as Python, ArcPy, or PowerShell. Experience working within secure or classified environments is highly desirable. Excellent communication skills and ability to work independently as well as part of a team. Eligibility to obtain a security clearance at the appropriate level. Apply now to work on a mission-critical project in an international setting, supporting advanced geospatial technologies within a secure and collaborative environment.