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# Senior IT Engineer

- **Company:** Thorn SDS
- **Location:** Basingstoke, UK
- **Experience:** Expert
- **Salary:** £51,992.0
- **Contract:** Permanent contract
- **Skills:** Microsoft Windows, Active Directory, Systems Engineering, CompTIA Network+, Dynamic Host Configuration Protocol, Linux, Domain Name System (DNS), Network Troubleshooting, Routing, TCP/IP, Virtual Local Area Networks, Windows Desktop, Information Technology, Network Server, Cisco, Server Operating Systems & Platforms
- **Published:** September 25, 2026
- **Apply:** https://www.adzuna.co.uk/jobs/details/5898028710

## About the Role

You'll have established hands-on IT engineering experience and be comfortable working independently. Experience in several of the following would be valuable:

 * Windows desktop and server environments, Microsoft 365 and Active Directory.
 * TCP/IP, DNS, DHCP, switching, routing and VLANs.
 * IT infrastructure, structured cabling and hardware deployment.
 * Linux or other operating systems.
 * Technical troubleshooting, documentation and project delivery.
 * Mentoring or supporting less experienced technical colleagues.
 * Relevant certifications such as CompTIA Network+ or Security+, Microsoft certifications or Cisco CCNA are welcome, but practical capability, communication and continued technical development are most important.

## Description

Join Thorn SDS as a Senior IT Engineer, taking greater ownership of technical delivery across Defence and Security environments. You'll remain hands-on while solving more complex problems, delivering project work and supporting less experienced engineers.

What You'll Do

· Install, configure and support IT hardware, software, servers and infrastructure.

 * Diagnose and resolve complex hardware, software, operating system and network issues.
 * Deliver network and infrastructure work including switching, routing, VLANs, cabling and connectivity.
 * Plan and deliver upgrades, deployments, migrations and decommissioning activities.
 * Own defined work packages or smaller technical projects, including testing and documentation.
 * Produce and maintain accurate technical, configuration and asset documentation.
 * Work with customers, project teams and technical stakeholders to resolve delivery issues.
 * Provide technical guidance, coaching and knowledge sharing to IT Engineers and colleagues.


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