• Hands-on experience in configuring, installing, maintaining, upgrading and supporting of Cisco routers and switches for large enterprises • Extensive use of Multicast and related protocols, Routing (BGP, OSPF, EIGRP, RIP, Static), LAN Switching and VPN & Tunneling Protocols (IPSEC, GRE) • Designed and implemented EIGRP routing protocol HSRP for gateway redundancy • Troubleshooting routing protocols such as BGP, EIGRP and OSPF • Implemented unequal load balancing using EIGRP routing protocol • Configured site to site VPN • Configured and tested LAN-to-LAN VPN between IOS and ASA. • Configured and tested LAN-to-LAN tunnel between IOS Routers • Introduced Cisco AnyConnect VPN Client to enable employee access to internal networks • Implemented High Availability by creating CAPWAP tunneling between WLCs • Created users and extensions in Call manager and voice mails in Unity Connection • Created data and voice VLANs and setup Cisco IP phones or IP communicators with QOS • Placed and racked servers in the DMZ and configured the ASA firewall to allow connectivity • Set up new access rules to allow access through the ASA firewall • Configured static NAT with access rules to translate outside IP with private IP addresses • Implemented and managed Cisco access control server (ACS) by utilizing TACACS+ and RADIUS protocols • Provided support for and managed layer 2 devices while troubleshooting/resolving layer 2 network issues • IOS upgrades to routers and switches in various offices • Logically troubleshoot communications, network and system problems paying particular attention to client needs • Experience in configuring and setting up network monitoring tools such as PRTG • Assisted other groups with any needed infrastructure as they arise • Responsible for all tickets using ticketing software Spice Works • Provided good communication and customer service to clien