Freelance Senior Infrastructure Engineer – Virtualization & Windows Contract until end 2026, renewable, Diegem- Hybrid (3 days onsite) – intention to move to full-time onsite as of January 2027
Overall Role Purpose We are looking for a highly motivated
Senior Infrastructure Engineer .
In this role, you will help manage and evolve a complex, global environment covering
Windows Server, Active Directory, VMware vSphere and Nutanix, with a strong focus on availability, security, performance and disaster recovery. The ideal candidate brings solid hands-on experience in enterprise infrastructure environments and enjoys working in an international, mission-critical context.
Responsibilities Design, implement and manage
VMware, Nutanix and Windows Server infrastructure
to ensure high availability and optimal performance Monitor and proactively optimize performance across
VMware vSphere, Nutanix and Windows Server environments Identify, troubleshoot and resolve complex infrastructure issues Plan and execute
system updates, patches and upgrades
with minimal operational impact Develop and maintain
clear, structured documentation
of processes, procedures and configurations Collaborate closely with other IT teams and stakeholders to align infrastructure solutions with business objectives Stay up to date with
industry trends, emerging technologies and security best practices
Qualifications Minimum
5 years of experience
in IT Infrastructure administration and configuration Proven hands-on experience with
VMware vSphere ,
Nutanix, and virtualization technologies in general Strong expertise in
Microsoft Windows Server ,
Active Directory Domain Services
and related services Solid understanding of
networking principles
and system architecture Experience with
automation and scripting, preferably using
PowerShell
and
Ansible
(or similar tools) Knowledge of
System Center Operations Manager (SCOM)
is a plus Awareness of
GDPR
and IT security standards Strong communication skills and a collaborative, team-oriented mindset Able to work
independently, under pressure, with strong analytical skills Fluent in English, both spoken and written