The Principal Network Engineer is accountable for architectural direction, major technical decisions, and the reliability, resiliency, security, scalability, and performance of the network, and serves as a key advisor to IT leadership on network risk, options, and business impact. Expert-level knowledge of the design, architecture, and support of the following enterprise technologies: Routing and switching (LAN, WAN, data center): BGP, EIGRP, OSPF, VDC, VPC, OTV, FabricPath, Spanning Tree.