Deep knowledge and demonstrated expertise in many of the following protocols and technologies: Ethernet, TCP/IP, OSPF/IS-IS, BGP, MPLS (LDP/RSVP), High Availability (VRRP/HSRP/GLBP), Multicast (PIM/IGMP), QoS, HTTP, SSL, VOIP is required. Strong knowledge of service provider routing and/or transport architectures, including knowledge of commonly used network hardware vendors (Juniper, Cisco, Nokia, Adtran, Calix, Coriant, Ciena, etc.).