System Administrator – Leuven (Belgium)

About the role

We are looking for a skilled System Administrator to manage and support our enterprise IT infrastructure across on‑premises and cloud environments. The role involves ensuring the stability, performance, and security of Windows and Linux servers, virtualization platforms, and Microsoft 365 services.

Key responsibilities

• Administer, monitor, and maintain Windows Server and Linux server environments.
• Manage virtualization platforms, including provisioning, configuration, and lifecycle management of virtual machines.
• Perform system installation, configuration, patching, upgrades, and ongoing maintenance.
• Support identity and access services such as Active Directory, Group Policy, DNS, and DHCP.
• Administer Microsoft 365 services, including Exchange Online, Teams, and SharePoint.
• Integrate cloud services with on‑premises infrastructure and monitor performance, availability, and security.
• Implement backup, disaster recovery, and business continuity solutions.
• Provide second‑ and third‑line support for escalated infrastructure incidents.

Required profile

• Bachelor's degree in IT, Computer Science, or equivalent practical experience.
• 3+ years of experience in system administration or infrastructure engineering.
• Strong experience with Windows Server and solid working knowledge of Linux.
• Hands‑on experience with server virtualization and Microsoft 365 administration.
• Good understanding of core networking concepts and hybrid cloud environments.

Required skills

• Windows Server
• Linux
• Server virtualization
• Microsoft 365 (Exchange Online, Teams, SharePoint)
• Active Directory & Group Policy
• DNS & DHCP
• TCP/IP, VPN, routing
• Backup and disaster recovery
• Monitoring and patch management

What we offer

• Permanent, full‑time employment contract.
• Salary and benefits package commensurate with experience.