IT Network & Security Technician

  • MCS Group
  • City, Belfast
  • 30/05/2026
Full time Information Technology Telecommunications IT Support

Job Description

IT Technician - Security Infrastructure Network

Location: Belfast + occasional UK/Europe travel
Type: Permanent

I'm working with a well-established, multi-site organisation to recruit an IT Technician with experience across security, infrastructure, and networking.

This is a great opportunity to step into a broad, hands on technical role where you'll support and secure a complex IT environment while contributing to key projects across the business.

The Role

You'll provide 2nd line support and play a key role across:

  • Security: Supporting SIEM tools, monitoring alerts, and assisting with security policies
  • Infrastructure: Maintaining Windows Server environments, virtualization (VMware), and core systems
  • Network: Supporting firewalls, VPNs, DNS/DHCP, and cloud networking
  • Supporting cloud telephony, remote access, and multi site connectivity
  • Contributing to IT projects, upgrades, and system improvements
What I'm Looking For
  • Experience in a 2nd line IT Support / Infrastructure role
  • Strong knowledge of Windows Server, O365 & Active Directory
  • Exposure to networking, virtualization, or security tools (SIEM)
  • A proactive mindset with strong problem solving skills
Why Apply?

This role offers real variety and progression, with exposure across:

  • Security
  • Infrastructure
  • Networking
  • Cloud technologies

Perfect for someone looking to move towards Infrastructure, Network, or Security focused roles.