IT Infrastructure Engineer

Infrastructure Engineer
Belfast (City Centre)
Up to £40,000
5 days onsite (some flexibility available)

We’re working with a well-established professional services organisation in Belfast who are looking to bring in an Infrastructure Engineer to support and enhance their internal IT environment. This is a hands-on role offering a mix of 2nd/3rd line support, infrastructure ownership, cyber security, and project work – ideal for someone looking to step beyond pure support into a broader technical position.

You’ll act as an escalation point for technical issues while also playing a key role in maintaining and improving the IT infrastructure and security posture.

Key responsibilities include:

• Providing 2nd/3rd line support and escalation for complex issues
• Managing and supporting Microsoft 365, Entra , Intune and Azure environments
• Supporting servers (virtual & physical) and end-user infrastructure
• Working across networking (LAN/WAN/VPN, firewalls)
• Taking ownership of cyber security processes including patching, vulnerabilities and compliance
• Supporting IT projects
  , system upgrades and rollouts
• Contributing to automation and process improvements

• 4-6+ years’ experience in IT Support / Infrastructure
• Strong experience across the Microsoft stack (O365, AD, Intune, Azure exposure)
• Solid understanding of networking fundamentals (DNS, DHCP, VPN, firewalls)
• Exposure to cyber security practices (patching, endpoint protection, audits)
• Strong troubleshooting skills and ability to work across multiple priorities

• Experience with virtualisation (VMware / Hyper‑V)
• Exposure to security frameworks (e.g. ISO 27001, Cyber Essentials)
• Experience working in a structured or professional services environment

• Opportunity to step into a role with real ownership of infrastructure and security
• Broad technical exposure across cloud, networking and cyber security
• Involvement in projects and modern technologies (including AI tools)
• Join a stable, well-regarded organisation with a strong internal IT function