Windows Platform Server Engineer

Our client is a leading quantitative hedge fund seeking a Windows Platform Server Engineer in London. They are seeking a Windows Platform Engineer to be responsible for the design and build of Microsoft Windows Servers along with virtualisation infrastructure. This role plays a vital part in maintaining the reliability and performance of core technology services which directly supports critical infrastructure.

Key Responsibilities

• Designing and building Windows Servers and virtualised infrastructure
• Managing core on‑prem services including Active Directory (multi‑forest), Group Policy, Entra ID, backups, and monitoring.
• Deploy and operate VMware ESXi, storage (SAN/NAS), and supporting network integrations.
• Automating server management using Infrastructure as Code
• Monitoring performance and security using observability and SIEM tools (e.g. Splunk).
• Supporting and optimising Citrix DaaS, Azure, Microsoft 365, and Intune environments.
• Providing 2nd Level support along with acting as a 3rd Line escalation for Windows Server issues.

Requirements

• Extensive experience with enterprise Windows Server design, deployment, and large‑scale migrations.
• Experience in Active Directory, Group Policy, DNS, PKI, and Windows security hardening.
• Automation skills using PowerShell and Ansible for builds, patching, and optimisation.
• Experience with VMware ESXi, Citrix DaaS/VDI, and backup solutions (e.g. Veeam).
• Experience with cloud systems ideally Azure

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