Circle Group

Circle Group

UK, London

IT Infrastructure Specialist

Full-Time£45,000 - 45,000 per yearTodayUnited Kingdom
IT

Job Description

Salary: £45,000 - 45,000 per year

Requirements:
  • Strong hands-on experience administering and supporting Microsoft technologies, including Microsoft 365, Azure, Entra ID, Intune, SharePoint, OneDrive and Sophos.
  • Extensive knowledge of Microsoft Azure cloud services, including the design, deployment and management of cloud-based infrastructure and Azure Backup solutions.
  • Solid networking expertise covering TCP/IP, DNS, DHCP, VLANs, routing and switching, VPNs, firewalls, WAN connectivity and wireless networks.
  • Proven experience managing and maintaining VMware vSphere/ESXi environments.
  • Experience with Veeam Backup & Replication and implementing robust backup and disaster recovery strategies.
  • Proficiency in PowerShell scripting for automation, administration and operational efficiency.
  • Relevant industry certifications in Microsoft, Azure, Networking or Cyber Security would be highly desirable.
Responsibilities:
  • Take ownership of our infrastructure estate, ensuring the ongoing reliability, performance and strategic development of both cloud and on-premise technologies.
  • Oversee the administration, maintenance and continuous improvement of Microsoft Windows Server environments, Active Directory, Microsoft 365 and associated services.
  • Design, implement and support robust backup, disaster recovery and business continuity frameworks to safeguard critical business systems.
  • Spearhead and deliver infrastructure enhancement projects, including cloud migrations, system upgrades, technology refreshes and platform modernisation initiatives.
  • Act as the senior technical escalation point for complex infrastructure issues, providing expert 3rd line support and troubleshooting.
  • Build effective relationships with internal stakeholders, technology partners and third-party suppliers to ensure the successful delivery of IT services.
  • Contribute to infrastructure strategy, technical roadmaps and continuous service improvement, helping to shape our future technology landscape.
Technologies:
  • Active Directory
  • Azure
  • Cloud
  • Support
  • Microsoft 365
  • PowerShell
  • Security
  • SharePoint
  • TCP/IP
  • VMware
  • Veeam
  • Windows
  • Office 365
  • DevOps

More:

We are a well-known UK not-for-profit organisation based near Bishops Stortford, offering a hybrid working arrangement and the opportunity to join a team where technology plays a vital role in delivering meaningful outcomes. This IT Infrastructure Specialist role offers a salary of up to £49K, along with benefits including 22 days holiday plus bank holidays, increasing by one day each year up to five years, a 4% matched pension, an employee service system with a 24/7 doctors helpline, a cycle to work scheme and social events. This is a fantastic opportunity to help shape our infrastructure and support our future technology landscape.

last updated 30 week of 2026

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About Circle Group

Circle Group

Circle Group

UK

IT

Skills & Technologies

GoScalaAzureAIDevOpsUI

Inferred from job description

Salary Insight

£45,000

This role

£55,000

UK median

This salary is 18% below the UK median for UK tech roles55,000/yr).

Based on 2024–2025 UK technology sector benchmarks

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