Note: The job is a remote job and is open to candidates in USA. The hiring client is confidential. The Principal Network Engineer will lead low-level design and implementation for a major Internet Gateway migration across US and UK regions, delivering and troubleshooting complex enterprise network services.

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

Skills

• 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
• 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

Benefits

• Option to elect healthcare insurance (Dental, Medical, Vision)
• Major holidays
• Paid sick leave as per state law

Company Overview

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