💼 Full-Time Position

Senior System Administrator Job ID: JP054241

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ITProposal
📍 Brussels, Brussels, Belgium
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Location
Brussels, Belgium
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Posted
June 01, 2026
Type
Full-Time
🎯

Full-Time Opportunity: This is a permanent, full-time position with a competitive package and real career growth potential.

Job Description

Senior System Administrator

We are looking for a Senior System Administrator to support and modernize critical IT infrastructure within a highly secure and technically advanced environment. You will work in a multidisciplinary team responsible for maintaining reliable server environments, virtualization platforms, and infrastructure services while contributing to system evolution and operational excellence.

Responsibilities

  • Administer and maintain Windows and Linux server environments
  • Manage Active Directory, GPO, DNS, DHCP, and identity services
  • Monitor and optimize virtualization platforms such as VMware, Proxmox, and Hyper-V
  • Ensure infrastructure security, patch management, backups, and business continuity
  • Support infrastructure modernization and scalable system architecture design
  • Automate operational tasks using PowerShell, Bash, Python, or similar scripting tools
  • Troubleshoot and ...