IT Systems Administrator

Company: Datatech Analytics
Apply for the IT Systems Administrator
Location: Greater London
Job Description:

IT Technical Operations – London

Location: City of London | on site – Monday to Friday

Salary: £30,000 to £55,000 depending on experience

Reference: J13061

Join a global leader in sports trading that thrives on data, speed, and constant innovation. This organisation is known for its fast-paced environment and highly collaborative culture, and it now has an exciting opening for a proactive IT Technical operations . If you enjoy solving complex problems, working with enterprise level systems, and continually developing your technical skills, this role offers the perfect platform.

You will be part of a high performing IT team responsible for maintaining, optimising, and scaling the mission critical systems that power a technology first business at the forefront of its industry.

Key Responsibilities

  • Managing and maintaining on site and off site servers
  • Monitoring and supporting in house software applications
  • Administering Microsoft Active Directory and Group Policy
  • Managing and troubleshooting storage systems including NAS and iSCSI
  • Providing expert support across the Microsoft Windows environment
  • Applying strong problem solving techniques including working with the OSI model, DHCP scopes, and network addressing
  • Troubleshooting connectivity issues such as resolving a PC with no internet access
  • Supporting virtual environments and understanding virtual machine layers

Technical Experience

  • System administration within a Microsoft Active Directory environment
  • Group Policy management and configuration
  • Virtualisation technologies, ideally Hyper V
  • Experience managing storage systems including NAS and iSCSI
  • Strong hardware knowledge including building or configuring custom machines
  • Understanding of PC components, RAM compatibility, CPU Secure Boot, and common troubleshooting scenarios
  • Knowledge of CPU generations for Intel and AMD
  • Strong understanding of data size conversions and subnetting fundamentals, including byte and bit conversion and IP allocation
  • Scripting using tools such as PowerShell
  • Working knowledge of SQL, HTML, and general web technologies
  • Exposure to Juniper networking is advantageous
  • A collaborative mindset with enthusiasm for working in a high performance technical environment
  • Strong numerate or analytical degree as Computer Science, Engineering , Mathematics , Physics, or a closely related subject, or equivalent practical experience

This role suits an IT Technical operations / engineer who wants to grow their technical skills and make a meaningful impact. You will work across infrastructure, trading systems, hardware, and networking, gaining hands on experience within a rewarding and supportive environment

Apply today or get in touch to learn more.

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Posted: March 22nd, 2026