Develop detailed logical designs in areas of: Gigabit Ethernet Switching/Routing (OSPF, EIGRP & MP-BGP), QOS, DMVPN, FLEXVPN, IPv4 & Multicast architecture, L3VPN, L2VPN, Zone Based Firewalls, MPLS, MPLS Traffic Engineering and 802.1X configurations . Translates high level product development strategies into network and system requirement specifications and works with other engineering disciplines to develop lower level detailed implementation requirements.