Windows Systems Administrator

Overview

In this role you will own the Windows infrastructure that underpins critical business operations. You will maintain and improve a mixed Windows and Linux environment across physical and virtual machines, with a focus on Windows servers and desktops. You’ll plan deployments, respond to high-paced demands, and collaborate with smart colleagues to deliver robust, scalable systems. This position offers significant technical scope, a strong learning culture, and a generous compensation package in London. You will drive practical solutions that support continuous business continuity and performance.

Responsibilities

• Manage and optimize Windows servers and desktops within a mixed Windows/Linux environment
• Plan, deploy, and improve Windows infrastructure to support business continuity
• Monitor hardware and performance, identify bottlenecks, and tune systems
• Develop and maintain PowerShell scripts to automate tasks and deployments
• Collaborate with cross-functional teams to resolve complex technical issues and support rapid change
• Ensure core services (Active Directory/DNS/DHCP) are healthy and secure

Key requirements

• 5+ years of experience with Windows 10 and Server 2012R2/2016
• Advanced PowerShell scripting
• Strong Active Directory/DNS/DHCP knowledge
• Experience with hardware monitoring and performance tuning
• Hands-on in a fast-paced, change-driven environment
• Networking experience
• London-based (or willing to relocate)
• Demonstrated ability to work in a smaller agile company with continual change

• hands-on
• attention to detail
• eager to learn
• Windows 10
• Windows Server 2012R2/2016
• PowerShell scripting

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