Network Engineer

4 weeks ago

Portsmouth, United Kingdom Spectrum IT Recruitment Full time

Core Network Engineer - Portsmouth - Up to £55,000

If you're passionate about networks and have the expertise to deliver reliable, high-performance connectivity we have a perfect role for you.

Our client is seeking an experienced Core Network Engineer to join their team and support the design, deployment, and management of their full-fibre broadband network across the South of England.

The Role
Based in Portsmouth with travel to data centres and network sites as needed, you will:

Configure and manage Layer 2 and 3 network elements (routers, switches, CGNAT, firewalls/VPNs, OLTs).
Optimise traffic and manage peering and transit connections.
Monitor and troubleshoot network performance, resolving issues effectively.
Perform upgrades, security patching, and technology refreshes.
Maintain network documentation and best practices.
Collaborate with vendors and support teams.

Requirements

5+ years of network engineering experience in an ISP environment.
Strong Juniper expertise (command line essential); certifications such as JNCIS-SP or JNCIS-ENT preferred.
Deep knowledge of IPv4/IPv6, EVPN, MPLS, VXLAN, CGNAT, DHCP, DNS, and GPON networks.
Experience with FTTH platforms, particularly OLTs.
Strong troubleshooting and network performance skills.
Valid UK driving licence and the right to work in the UK.

Benefits

Competitive salary and annual bonus.
25 days of annual leave plus public holidays.
Private medical cover, critical illness, and life assurance.
Pension scheme.
Opportunities to work with cutting-edge technologies in a collaborative team.

Are you ready to shape the future of broadband in the South of England?

To apply for this role please call (phone number removed), send your CV to or hit apply

Spectrum IT Recruitment (South) Limited is acting as an Employment Agency in relation to this vacancy

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