Lead Network Architect

Lead Network Architect (Juniper Data Centre | Architecture Ownership | NHS)

We are recruiting a Senior Juniper Network Engineer to deliver a critical NHS data centre network transformation. The role focuses on building and migrating a new Juniper-based inter-data-centre transit core to resolve long-standing routing, Firewall, and resilience issues in a live healthcare environment.
This is a hands-on delivery role involving configuration, testing, and cutover of high-capacity Juniper DC infrastructure, with a mix of remote and on-site work and planned out-of-hours changes.

Key Focus

• Own and govern the end-to-end network architecture
• Validate HLD/LLD and lead design decisions
• Ensure symmetric routing, resilience, and Firewall integrity
• Act as technical authority during build and cutovers

Requirements

• Senior experience designing data centre networks
• Deep Juniper DC, EVPN-VXLAN, and BGP expertise
• Proven delivery in live, regulated environments

Duration: 4-6 months
Location: Wales, Newport
Work Setup: Hybrid (key on-site phases)