Senior Network Engineer - Belfast - Contract

Senior Network Engineer

3 Month Contract

Location: Belfast City Centre
\n Working Arrangement: Hybrid - Must be 3 days onsite/2 days remote
\n Contract: 3 months

Day Rate - £400 - £450 DOE
\n Sector: Telecommunications/Technology Services
\n Start: Immediate/ASAP

Working Rights: Candidates must have Full time working rights in the UK. Sponsorship is not available.

The Role

We are seeking an experienced Senior Network Engineer to join a technical infrastructure team on an initial 3-month contract, supporting a busy operational environment in Belfast.

The successful candidate will provide hands-on support across BAU network operations, while also assisting with ongoing network infrastructure and project delivery. This is an excellent opportunity for a technically strong Network Engineer with proven experience across both Fortinet and Cisco technologies.

Key Responsibilities

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• Provide senior-level support across enterprise network infrastructure and BAU operations.
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• Configure, troubleshoot and maintain Fortinet network technologies, with particular focus on routing, switching and wireless.
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• Support and troubleshoot Cisco routing and switching environments.
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• Assist with Cisco Software-Defined Access (SDA) and Cisco Identity Services Engine (ISE).
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• Support enterprise wireless infrastructure across Fortinet and Cisco environments.
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• Investigate and resolve complex network incidents and performance issues.
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• Assist with network changes, upgrades, migrations and project delivery.
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• Work closely with internal technical teams to ensure network availability, performance and security.
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• Produce and maintain technical documentation relating to network infrastructure and changes.
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• Provide hands-on technical expertise across both operational support and project activities.
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Key Skills & Experience

Cisco

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• Strong commercial experience as a Senior Network Engineer or similar.
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• Extensive hands-on experience with Fortinet technologies.
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• Strong knowledge of Fortinet routing, switching and wireless.
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• Fortinet certification at NSE 4-5 level or equivalent hands-on experience.
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• Strong Cisco networking experience.
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• Cisco certification at CCNP/CCIE level or equivalent practical experience.
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• Experience with Cisco routing and switching.
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• Experience with Cisco SDA.
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• Experience with Cisco ISE.
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• Strong enterprise wireless networking experience.
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• Excellent troubleshooting and problem-solving skills.
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• Comfortable working across both BAU support and project delivery environments.
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