IT Infrastructure Engineer

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

The Opportunity

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.

The Role

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 ID, 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

What We're Looking For

• 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

Desirable

• 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

Why Apply?

• 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

To speak in absolute confidence about this opportunity, please send an up-to-date CV via the link provided, or contact Daire O'Connor at MCS Group:
? 028 9693 5515
? d.oconnor@mcsgroup.jobs
Even if this position isn't right for you, MCS Group may have others that are. Visit our website for a view of all current opportunities