Deadline Date: Monday 18 May 2026 Requirement: NNGEM CIS Systems Engineer Location: Mons, BE Full Time On-Site: Yes Time On-Site: 100% Total Scope of the request (hours): 836 Required Start Date: 1 July 2026 End Contract Date: 31 December 2026 Required Security Clearance: NATO COSMIC TOP SECRET Duties & Role: In close coordination with the CIS capability Service Delivery manager, CSI Engineers and developers, the Contractor shall perform the following activities: Design and configure virtualisation environment for NNGEM application. Configure and integrate NNGEM application with NATO Identity Management system. Provide support for developers for Red Hat UBI and application components in application of NCIA security guidelines. Delivery of "As-Built" documentation using provided template. Development and implementation of centralized backup/restore procedures for containerised application. Configuration and deployment of monitoring solution for managed applications. Create technical procedures (SOP - Standard Operating Procedures) and instruction (SOI - Standard Operating Instructions) for administrative activities and maintenance tasks. Execute on-the-job training sessions according to approved training package. Deploy, according to installation manual, NUCOM/NNGEM application for each site. Deploy NUCOM/NNGEM updates according to provided schedule (3 updates a year – one update every four months), Manage issues registered by users: Resolve incidents up to Level 2 support expertise, Escalate incident if needed to Level 3 support. Review and provide constructive feedback on: Hardening procedures (Security Guidelines), Identity management procedures, Backup/restore procedures, NNGEM installation manual. Requirements Skill, Knowledge & Experience: The candidate must have a currently active NATO COSMIC TOP SECRET security clearance Comprehensive knowledge of the principles of computers and communication security, networking, and the vulnerabilities of modern operating systems and applications. At least 2 years practical experience of implementation, maintenance and support of ICT end systems within a large organization. Extensive experience configuring hardware and software. A strong understanding of ICT systems and the ability to work independently to solve problems. Practical experience troubleshooting technical issues and providing technical support to end-users. Proven experience with virtualization technologies like VMware vSphere or Microsoft Hyper-V. Proven experience in management of Windows- and Red Hat based environments, including servers and clients in distributed environment. Proven experience in Identity and Access Management using native Red Hat and Microsoft providers as well as Identiy Broker solutions Proficiency in at least one scripting language such as PowerShell or Python, for automating deployment, administrative tasks, and operational procedures. Practical experience in troubleshooting IT infrastructure related issues, perform regular maintenance Practical experience in implementing CIS Systems monitor capabilities using Zabbix Practical experience in backup/restore operations for containeraised applications. Very good knowledge of spoken and written English as work is conducted in English The possession of one or more of the following industry certifications will be considered as an asset: Red Hat Certified System Administrator (RHCSA) Microsoft Certified: Identity and Access Administrator Associate Zabbix Certified Professional (ZCP) IT Trainer Certification (such as RHCI, CompTIA CTT, MCT, CCSI, etc)