Wintel System Engineer - Microsoft Infrastructure & Migrations

About the role

Inetum, a European digital services group, is looking for an experienced Wintel System Engineer in Mechelen to strengthen its infrastructure expertise and help customers transform and optimise their Microsoft environments. The role covers Windows Server, Active Directory, SQL Server and hybrid cloud environments, from technical analysis and planning through implementation, migration, validation and documentation.

Key responsibilities

• Design, implement, maintain and optimise Microsoft-based infrastructure environments.
• Lead end-to-end server migrations, including Windows Server upgrades and infrastructure modernisation.
• Manage and migrate Active Directory environments, including domain migrations, DNS, DHCP, Group Policy and authentication services.
• Implement and support SQL Server environments, including Always On Availability Groups and Windows Failover Clustering.
• Migrate application and file servers while ensuring business continuity and minimal downtime.
• Work with hybrid environments combining on-premises Microsoft technologies with cloud solutions.
• Prepare migration strategies, including cutover planning, rollback scenarios and post-migration validation.
• Troubleshoot complex infrastructure issues and deliver technical documentation and knowledge transfer to operational teams.

Required profile

• Approximately 5-10+ years of relevant experience as an experienced Wintel engineer.
• Hands-on technical expert comfortable independently managing complex infrastructure migrations.
• Strong in troubleshooting, root cause analysis and problem-solving.
• Clear communicator who works directly with customers and technical stakeholders.
• Fluent in Dutch and English; French is an additional asset.

Required skills

• Windows Server 2016, 2019, 2022 (preferably 2025)
• Active Directory, DNS, DHCP, GPO, Kerberos, PKI / Certificate Services
• SQL Server 2019/2022, Always On Availability Groups
• Windows Failover Clustering, IIS, RDS, VMware vSphere
• Migration planning, cutover and rollback strategies

What we offer

• Flexible working hours, satellite offices and home working possibilities.
• 32 days of annual leave.
• Company car and national fuel/charging card, or mobility allowance.
• Group insurance and hospitalization insurance.
• Competitive gross salary with a bonus scheme.