F-35 Senior System / Network Administrator | Kleine Brogel Air Base | On Site

Opportunity Operate and secure mission critical IT systems that directly support F-35 flight operations, where downtime has immediate operational impact. Together with Belgian Defence , ILIAS Solutions manages the full data lifecycle and maintenance of the F-35 ALIS environment at Kleine Brogel Air Base. You take ownership of system stability, network performance and operational continuity in a controlled environment where reliability, precision and availability drive every decision. Full-time on-site presence required. Meaningful Work in a Mission Driven Environment Reliable systems support mission readiness and flight execution. You ensure infrastructure, networks and data flows remain stable, secure and available. Complex Challenges, Clear Solutions You manage systems in a structured environment with strict procedures and high availability requirements. You ensure continuity across infrastructure, networks and security controls. The Impact You Help Create You enable stable IT operations that support flight activities, reduce downtime and strengthen system performance. Your Mission You take ownership of system and network operations in a controlled environment. You ensure stability, security and continuity across infrastructure that supports daily operations. • Manage and monitor Windows and Linux systems in a high availability environment • Maintain network infrastructure including routers, switches and firewalls (Layer 2/3, TCP/IP) • Own backup, restore and disaster recovery processes across virtualized and storage environments • Control system configurations and changes within strict procedures • Troubleshoot complex issues across systems, networks and infrastructure • Support users and coordinate with on-site stakeholders What You Bring • 5+ years in system and network administration • Strong experience with Windows and Linux environments • Solid networking knowledge including TCP/IP, LAN/WAN and switching • Experience with enterprise networking environments (e.g. Cisco or Juniper) • Hands-on experience with infrastructure components such as virtualization, storage and backup • Experience working in mission critical or highly controlled environments • Strong troubleshooting skills and structured way of working • Professional communication in English Systems Thinking and Analytical Strength You understand how infrastructure, networks and systems interact. You anticipate dependencies and act before issues impact operations. Working Across Teams and Functions You work closely with technical teams and on-site stakeholders. Clear communication supports stable operations. Build Your Future with ILIAS Grow Through Capability and Innovation You deepen your expertise in system and network administration within a mission critical environment. Grow in a Mission Driven Environment At ILIAS Solutions , Defense Logistics and operational systems come together. You contribute to IT environments that support real operations in collaboration with Belgian Defence . Build capability over time At ILIAS, learning is embedded in the way we work. Development takes place through daily exposure to complex systems, supported by a structured and modern Learning Management System. Clear development paths provide insight into current capability and possible next steps. From onboarding to more advanced levels, learning remains practical and directly linked to the work. We invest in time, tools and guidance to support consistent development. As capability grows, so does the impact you can make within the organization. Contribute to What Comes Next You contribute to stable IT environments that support mission readiness and long term operational continuity. Contact Ready to operate and secure high impact IT systems in a controlled environment Apply directly or contact