Windows Systems Administrator
Quant Capital
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
- 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
Reference: WJ-747_30174713