Systems Administrator

Centum Recruitment International Limited; Brussel; Hybrid; EUR 60,000 - 90,000; Full time

Job summary

Centum Recruitment International Limited in Brussels is seeking an experienced Systems Administrator for a long-term contract in a security-focused enterprise. You will maintain enterprise Windows Server environments, Active Directory, GPO, AGPM, and file services, with PowerShell automation and incident handling.

The role covers virtualization (VMware, Hyper-V, Nutanix), ServiceNow ticketing, and a focus on security best practices.

Qualifications

• Experience administering Windows Server 2016–2022 in enterprise environments.
• Strong knowledge of Active Directory, GPO, AGPM, and File Server technologies.
• Proficient in PowerShell scripting and automation.
• Experience with security-conscious enterprise environments.
• Familiarity with virtualization platforms (VMware, Hyper-V, Nutanix).
• Excellent troubleshooting and problem-solving abilities.
• English proficiency at C1 level or above.

Responsibilities

• Administer and support Windows Server environments (2016–2022).
• Manage Active Directory, GPO, AGPM, and File Services.
• Automate administration tasks using PowerShell.

Skills

Windows Server administration

Active Directory

GPO

PowerShell

ServiceNow

Security best practices

Troubleshooting

VMware

Hyper-V

Nutanix

Tools

VMware

Hyper-V

Nutanix

ServiceNow

CrowdStrike

Commvault

Job description

Systems Administrator | Long-Term Contract | Brussels (Hybrid)

Are you an experienced Systems Administrator looking for a challenging long-term opportunity within a complex, security-focused enterprise environment?

We are seeking a skilled infrastructure professional to join a prestigious organisation in Brussels on a contract assignment of up to 3 years. This is an excellent opportunity to work with large-scale, mission-critical systems where security, reliability, and performance are paramount.

What You'll Be Doing

As a key member of the infrastructure team, you will be responsible for maintaining and supporting enterprise-level environments, ensuring the highest standards of availability, security, and operational excellence.

Key Responsibilities

Administer and support Windows Server environments (2016-2022)

Manage and maintain Active Directory, Group Policy (GPO), AGPM, and File Services

Automate and streamline administration tasks using PowerShell

Handle incidents, service requests, and change activities through ServiceNow

Support highly secure and confidential environments with a strong focus on security best practices

Manage and maintain virtualised infrastructures across:

• VMware (Enterprise Environment)


• Hyper-V (Delegation Environments)

Ensure platform stability, performance, resilience, and compliance across all supported systems

We would love to hear from you if you have:

• Strong experience administering Windows Server 2016-2022


• Excellent knowledge of Active Directory, GPO, AGPM, and File Server technologies


• Strong PowerShell scripting and automation skills


• Proven experience working within security-conscious enterprise environments


• Experience supporting virtualised platforms such as VMware, Hyper-V, or Nutanix


• Excellent troubleshooting and problem-solving abilities


• English language proficiency at C1 level or above

Nice to Have

Exposure to any of the following technologies would be advantageous:

• CrowdStrike


• Commvault

(Dedicated specialist teams manage these technologies, so hands-on expertise is beneficial but not essential.)

Working Pattern

Brussels

Hybrid working: 2 days remote / 3 days onsite

Rotational shifts required:

• 06:00 - 14:30


• 13:30 - 22:00

Due to project requirements, applications can only be considered from EU citizens