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IT Infrastructure & Security Engineer

Job in Belfast, County Antrim, BT1, Northern Ireland, UK
Listing for: Optima UK Inc Ltd
Full Time position
Listed on 2026-03-12
Job specializations:
  • IT/Tech
    Cybersecurity, Systems Engineer
  • Engineering
    Cybersecurity, Systems Engineer
Salary/Wage Range or Industry Benchmark: 30000 - 35000 GBP Yearly GBP 30000.00 35000.00 YEAR
Job Description & How to Apply Below

Job Title: IT Infrastructure & Security Engineer
Location: Omagh (Northern Ireland)
Salary: 30,000 - 35,000
Shift /

Hours:

Monday to Friday

About the Company

A well-established food manufacturing and processing organisation operating across the UK and Ireland, supplying high‑quality products to national and international markets.

The Role

This role is responsible for the design, implementation, support, and ongoing improvement of IT infrastructure and associated security controls. The position combines hands‑on infrastructure engineering with security responsibilities, ensuring that systems remain available, resilient, secure, and compliant with recognised standards such as ISO 27001 and GDPR‑aligned controls.

Key Responsibilities
  • Design, implement and maintain core IT infrastructure.
  • Ensure systems remain reliable, available, and performant.
  • Support servers, networking systems, and core services.
  • Troubleshoot and resolve infrastructure‑related issues.
  • Implement and maintain security controls across the IT environment.
  • Support endpoint protection and monitoring solutions.
  • Assist with vulnerability management and incident response.
  • Ensure systems align with internal policies and recognised security standards.
About You
  • 5+ years' experience in an IT Infrastructure or Security Engineering role.
  • Strong knowledge of:
    Windows Server, Active Directory, DNS, DHCP.
  • Understanding of networking fundamentals (firewalls, VPNs, switching, routing).
  • Experience supporting security controls and endpoint protection.
  • Strong troubleshooting and incident handling skills.
  • Familiarity with ISO 27001 or security audit processes.
  • Knowledge of vulnerability management and incident response.
  • Relevant certifications such as Microsoft, Cisco, Security or ITIL.
How to Apply

To apply for the IT Infrastructure & Security Engineer position, click Apply Now and upload your CV. A member of our recruitment team will contact you to discuss your application and next steps.

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