Senior IT/OT Infrastructure Engineer (Windows & Hybrid Cloud)
Brussels-Capital
Digital - Infrastructure
Reference number: 91780

We are looking for a Senior IT/OT Infrastructure Engineer to support, maintain and modernise a complex, business-critical operations environment. You will work across Windows Server platforms, storage systems, scripting tools and hybrid cloud components, while contributing to reliable, secure and scalable IT/OT operations.

What you'll do

  • Design, implement and manage changes across the IT/OT infrastructure landscape.
  • Support architects in translating new designs into fully operational solutions in production.
  • Analyse incidents and technical issues, troubleshoot effectively and restore stability quickly.
  • Coach and support team members, sharing best practices and helping raise technical maturity.
  • Maintain operational documentation and ensure processes remain up to date.
  • Suggest improvements to strengthen automation, monitoring, performance and resilience.
  • You are open to participating in an on-duty (24/7) support role on a rotational schedule. (approximately 1 week every 4 weeks)

What are we looking for?

  • You bring strong hands-on expertise with Windows Server 2016–2025, including AD, DHCP, DNS, IIS and operational administration.
  • You design and automate infrastructure tasks using PowerShell and DSC with confidence.
  • You work effectively with enterprise storage platforms such as EMC Unity / VMAX / Data Domain and NetApp MetroCluster IP.
  • You manage operational environments using VMware vSphere, including configuration and troubleshooting.
  • You apply working knowledge of SQL Server 2019–2022, Azure AD, Kubernetes and hybrid cloud components.
  • You operate with a good understanding of Linux server administration and basic networking concepts within IT/OT environments.
  • You communicate clearly, work reliably in regulated environments and collaborate closely with technical and non-technical colleagues.
  • You can follow conversations in Dutch AND French, and you are fluent in English.

What do we offer?

Location: Brussels (on-site)

Terms: Freelance or Permanent

Start: 12/01/2026

End: 11/01/2027 (initial contract)

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