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# Principal Network Engineer

- **Company:** Hamilton Barnes
- **Location:** Leeds, UK
- **Salary:** £70,000.0
- **Contract:** Permanent contract
- **Skills:** Border Gateway Protocol, Complex Networks, Data Centers, Hyper-V, Multi-protocol Systems, Network Security, Linux System Administration, Network Planning and Design, Routing, Cisco Nexus Switches, Peering, Wide Area Networks, Firewalls (Computer Science), Juniper, Cisco, Vmware
- **Published:** May 16, 2026
- **Apply:** https://find.jobs/jobs-near-me/principal-network-engineer-leeds/2770815016-2/

## About the Role

* Strong ISP, MSP or service provider background
 * Strong MPLS and BGP experience
 * Network design and project delivery experience
 * Strong Cisco routing and switching knowledge
 * CCNP level knowledge or equivalent experience
 * Experience troubleshooting complex network environments

Desirable Experience

 * Juniper technologies
 * Firewall and network security technologies
 * Automation and scripting
 * Linux systems administration
 * VMware or Hyper-V
 * ITIL/process-driven environments

Technical Environment

 * Cisco ASR/IOS-XR/Nexus
 * MPLS L2/L3VPN
 * MP-BGP
 * Broadband and ISP core infrastructure
 * WAN and data centre networking
 * Network security technologies
 * Service provider routing and switching

## Description

You will play a key role in the design, implementation and support of large-scale core network environments, working across MPLS, BGP, WAN, broadband, peering and security technologies., * Designing and implementing core network solutions

 * Delivering major network transformation and migration projects
 * Producing HLD and LLD documentation
 * Acting as a senior technical escalation point
 * Supporting ISP and service provider infrastructure environments
 * Working closely with internal technical teams and customers
 * Supporting out-of-hours project work and upgrades where required


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