Network Engineer

Join to apply for the Network Engineer role at Crossfit Sandyford

Belfast, Northern Ireland, United Kingdom – Salary: £50,000.00–£65,000.00

A Belfast-based technology organisation is looking to appoint an experienced Network Engineer to support and develop its enterprise network and security environment. This is a hands‑on role suited to an engineer with strong routing, switching and firewall experience who enjoys working in structured, business‑critical environments.

• Support and maintain enterprise WAN, LAN and wireless infrastructure
• Diagnose and resolve network and connectivity incidents
• Configure, manage and troubleshoot Cisco network infrastructure
• Work with Fortinet firewall and network security solutions
• Support network upgrades, changes and improvement initiatives
• Ensure network security, availability and performance standards are met
• Collaborate with internal technical teams and stakeholders

• Minimum 4 years experience in a Network Engineer or Infrastructure role
• Strong hands‑on experience with Cisco networking technologies
• CCNA certification (or equivalent experience)
• Solid understanding of network security principles
• Strong troubleshooting and documentation skills
• Ideally some practical experience working with Fortinet solutions

• Competitive base salary
• Car allowance
• Annual bonus
• On‑call allowance (paid separately)
• Generous employer pension contribution
• Flexible and hybrid working
• Long‑term career progression within a stable, growing organisation

If you’re a Network Engineer looking for a long‑term role offering flexibility, strong benefits and exposure to modern networking and security technologies, we’d like to hear from you.

Apply now to be considered.