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Microsoft Systems Administrator

Job Overview

Location

Braine-l'Alleud Belgium

Job Type

Full-time

Category

DevOps & SysAdmin

Date Posted

May 14, 2026

Full Job Description

đź“‹ Description

  • • Spektrum is seeking a Microsoft Systems Administrator to support the NATO Communication and Information Agency (NCIA) in Braine-l’Alleud, Belgium, ensuring secure and effective IT services for NATO member countries and partners.
  • • The role involves deploying security updates and anti-malware/data loss prevention endpoints, implementing security hardening via group policies, providing automated resource utilization reporting, loading users and workstations into datacentre-centric infrastructure, installing and documenting remote application provisioning services (e.g., Windows Remote App), and liaising with the Agency’s Centralised Service Desk for incident, problem, and change management.
  • • Spektrum supports apex purchasers including NATO, UN, EU, and National Government and Defence entities, providing professional services, specialised aerospace and defence sales, delivery, and operational expertise to key client projects.
  • • The successful candidate will gain hands-on experience managing large-scale Active Directory environments, enterprise-scale Windows administration, client provisioning using MDT and SCCM, application provisioning technologies, and NCIA Core Enterprise Services procedures, while working within a high-security NATO environment requiring a valid Secret clearance.

🎯 Requirements

  • • Deep knowledge of implementing and administering large active directory environments
  • • Experience of Windows Administration and relevant certifications; e.g. MCITP
  • • Experience in client provisioning and bare metal install using MDT and SCCM as toolsets
  • • Experience in troubleshooting client OS and software provisioning problems
  • • Experience in Application Provisioning technologies
  • • Experience in REACH Support and NCIA Core Enterprise Services procedures
  • • Fluent in English
  • • Valid National or NATO Secret personal security clearance

🏖️ Benefits

  • • Opportunity to support critical NATO IT infrastructure and security missions
  • • Work on-site in Braine-l’Alleud, Belgium, with potential travel to other NATO sites
  • • Engagement with specialist services for apex purchasers including NATO, UN, EU, and National Government and Defence
  • • Exposure to advanced cybersecurity, command and control, satellite communications, and electronic warfare systems
  • • Professional development in enterprise-scale Microsoft systems administration within a high-performance international workforce

Skills & Technologies

Remote

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About Spektrum

Spektrum is a Berlin-based fintech that provides a SaaS platform for automated financial risk management, regulatory reporting, and compliance monitoring for banks, insurers, and asset managers. Its cloud-native solution aggregates, validates, and analyzes large volumes of financial data in real time, enabling institutions to meet Basel III, Solvency II, and other regulatory obligations while optimizing capital allocation. The platform integrates with existing core banking systems, offers configurable dashboards, and employs machine learning to detect anomalies and forecast risk exposures, reducing manual effort and enhancing decision-making across trading, treasury, and risk functions.

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