Job Vacancy Senior IT Support Analyst (Nuclear Sector)

Senior IT Support Analyst - Highly Regulated Engineering EnvironmentType: Full-time, Permanent
Clearance: Must be eligible for SC Clearance
Driving Licence: Full UK licence requiredAre you an experienced Senior IT Support professional looking to step into a role where your technical expertise truly matters?
We're supporting a leading organisation in a highly regulated engineering sector that is seeking a skilled Senior IT Support Analyst to join their team. This position offers the chance to work with cutting‑edge technologies, contribute to critical IT operations, and influence the stability and security of enterprise‑level systems. The RoleAs a Senior IT Support Analyst, you will:

• Provide advanced support across hardware, software, networking, and security issues
• Administer Windows Server (2019-2025), Active Directory, Entra ID, and RBAC
• Manage PAM solutions and maintain secure access controls
• Support and administer Microsoft 365, including Purview, Exchange Online, and Teams
• Work with VMware vSphere and Horizon VDI environments
• Ensure effective patching, maintenance, and compliance across systems
• Assist with backup and disaster recovery processes
• Support endpoint security and patching tools
• Provide network troubleshooting assistance
• Lead or participate in IT projects
• Maintain clear, accurate documentation
• Occasionally provide out-of-hours support when required

What You'll BringEssential Skills & Experience

• Strong experience in 2nd line or senior IT support roles within enterprise environments
• Deep understanding of Windows Server, Active Directory, and Microsoft 365
• Good knowledge of networking fundamentals: TCP/IP, DNS, DHCP
• Hands-on experience with VMware virtualisation
• Knowledge of backup and recovery processes
• Awareness of security and compliance frameworks such as:
  • ISO 27001
  • Cyber Essentials Plus
  • CAF 2.0
• Excellent troubleshooting and analytical skills
• Experience supporting Autodesk software (desirable)
• UK national (required to meet SC clearance criteria)
• Full UK driving licence

Desirable Skills

• Exposure to hybrid cloud environments (Azure/AWS)
• Experience with Nutanix AHV, Hyper‑V, or Azure-based hypervisors
• Experience with endpoint management tools (e.g., Intune)
• Knowledge of disaster recovery planning and testing
• SAP S/4HANA exposure

To find out more about Computer Futures please visit

Computer Futures, a trading division of SThree Partnership LLP is acting as an Employment Business in relation to this vacancy | Registered office | 8 Bishopsgate, London, EC2N 4BQ, United Kingdom | Partnership Number | OC387148 England and Wales