Key Responsibilities

• Design, build, test, and implement Internet Gateway migration solutions.
• Configure and troubleshoot complex routing environments including BGP, OSPF, MPLS, VRFs, route redistribution, and traffic engineering.
• Perform deep-dive troubleshooting across Internet edge, SD-WAN, WAN, LAN, cloud, security, and carrier connectivity domains.
• Develop and execute migration plans, implementation procedures, service cutovers, rollback strategies, and operational acceptance testing.
• Perform detailed dependency analysis across routing, security, DNS, DDI, remote access, cloud connectivity, and carrier services.
• Analyse technical dependencies and resolve migration blockers across network and security services.
• Create and review low-level designs, implementation plans, MOPs, and operational documentation.
• Work closely with Network Architects to translate target-state designs into deployable engineering solutions.
• Support and Lead on major implementation events, service transitions, and high-risk change activities.
• Drive engineering best practice, technical quality, and operational readiness.

Required Skills & Experience

• CCIE (Cisco Certified Internetwork Expert) - Enterprise Infrastructure (mandatory)
• Expert-level BGP knowledge including Internet edge design, route policy, traffic engineering, route filtering, and multi-carrier connectivity.
• Extensive hands-on experience with Cisco enterprise routing and switching platforms.
• Proven experience designing and implementing enterprise Internet connectivity solutions.
• Strong SD-WAN engineering experience (Cisco Viptela).
• Strong understanding of OSPF, MPLS, VRFs, QoS, route redistribution, and high-availability network design.
• Experience delivering complex network migrations and transformation programmes.
• Experience integrating enterprise networks with Azure and hybrid-cloud environments.
• Advanced troubleshooting skills using packet captures, protocol analysis, routing diagnostics, and telemetry tools.
• Experience working directly with ISPs, carriers, and managed service providers.
• Experience producing implementation plans, migration runbooks, and low-level designs.

Desirable Skills

• CCDE or equivalent design experience.
• Azure ExpressRoute and hybrid-cloud networking.
• Network automation using tools such as Python, Ansible, NetBrain.
• Experience within Utilities, Energy, Critical National Infrastructure, or highly regulated environments.