Head of IT | Senior System Administrator | Infrastructure, Networks & End-User Support | Linux & Microsoft | Azure | 3rd Line ? Location: Cheltenham, Gloucestershire (Onsite) Package: £45,000 - £50,000 Meaningful Bonus Benefits Eligibility: Must be able to obtain and maintain UK Government SC clearance - ILR or British Passport Must Have: Heavy 3rd Line Support | No Sponsorship ?? Please only apply if you have commercial experience with all of the following ?? Managing internal IT systems across desktop, server, network and cloud environments Administering both Linux and Microsoft operating systems Using network and systems management tools Implementing and maintaining strong security controls across an IT estate Installing, configuring and troubleshooting hardware, operating systems, networks and applications Producing clear, accurate technical documentation and procedures Required Tech Stack Must-have hands-on experience with the following: Microsoft Azure & Azure Active Directory / Entra ID (3rd line support level - essential) Microsoft 365 & Intune (MDM) Windows Server & Linux (Debian/Ubuntu/RHEL or similar) Active Directory & Group Policy Firewall & network security technologies (e.g. Fortinet, Cisco, Palo Alto or similar) VPN and remote access solutions Ticketing and ITSM platforms (e.g. ServiceNow, Jira, Freshdesk or similar) Virtualisation (e.g. VMware, Hyper-V) The Role This is a hands-on System Administrator position in a well-established technical organisation that values innovation, quality and team culture. You'll own internal IT operations end-to-end in an onsite environment, managing infrastructure and security while supporting both internal staff and client-facing technical remediation work. Must-Haves Experience managing internal IT systems (end-user, server, network and cloud) Hands-on administration of Linux and Microsoft environments Knowledge of network security and firewall technologies Experience with ticketing systems and knowledge-base tools Experience with MDM platforms Ability to install, configure and troubleshoot hardware and software Excellent communication skills and proactive, service-focused approach What You'll Be Doing Manage and support internal IT systems, monitor health/stability, respond to alerts Implement security controls and maintain compliance with internal standards Assist clients in implementing technical fixes following assessments Produce documentation, procedures and supporting materials Support colleagues with day-to-day IT requirements Contribute to continuous improvement initiatives Hands-On Experience With Office, desktop, server and network administration Linux and Microsoft operating systems Infrastructure-as-a-service cloud platforms Network security and firewall technologies VPN / remote access solutions Ticketing and knowledge-base systems Mobile device management tooling Hardware, operating system and network configuration Bonus Experience Exposure to delivering technical remediation for clients Experience with ISO-aligned processes (e.g. ISO27001) Microsoft desktop or cloud certifications Experience supporting or mentoring junior team members Important Notes This is a fully onsite role in Cheltenham Candidates must be eligible for and capable of holding UK Government Security Clearance (SC) A hands-on role with active ownership of internal IT systems If you match the above criteria and would like a confidential discussion about the role, please get in touch.