SUMMARY

• 12 years of extensive experience in provisioning, installation and maintenance of broadband infrastructure for Network Operations and Telecommunications.
• Extensive experience in working with LAN/WAN using Cisco devices 7200, 6500, 4000, 3500, 2800, 2600 Series, Cisco Works, SNMP, Frame Relay, ISDN, SONET, TCP/IP, Windows 2000/2003 Server, DHCP, DNS, WINS, IIS, HTTP, ATM, and Private Line.
• Strong knowledge of Routing and Switching concepts and MPLS design.
• Proficient in Cisco IOS for configuration & troubleshooting of routing protocols: MP - BGP, OSPF, LDP, EIGRP, RIP, BGP v4, MPLS
• In-depth knowledge and hands-on experience in Tier II ISP Routing Policies, Network Architecture, IP Subnetting, VLSM, NAT, FT1 / T1 / FT3 / T3 Sonet POS OCX / GigE circuits, Firewalls.
• Hands-on configuration and experience in setting up Cisco routers to perform functions Confidential the Access, Distribution, and Core layers
• Enhanced level of experience with QoS, ATM, T1-T3 Frame-Relay
• Highly experienced with Cisco ASA/Firewalls, F5, Cisco ACE 4710 Load balancers, Cisco WAAS, WCS

PROFESSIONAL EXPERIENCE

Confidential, Atlanta, GA

Network Engineer

Responsibilities:

• Troubleshooting LAN and WAN problems in an enterprise environment. The network is composed of Cisco devices 8x, 7200, 6500, 4000, 3500 Series, Cisco Works, SNMP, MPLS, Frame Relay, ISDN, SONET, TCP/IP, EIGRP, OSPF, Windows Server, DHCP, DNS, WINS, IIS, HTTP, ATM, and Private Line.
• Metro Ethernet transport over SONET infrastructure translations and maintenance support including REDBACK, CISCO (7609), NORTEL SWITCH, NAVISCORE & ATM Multiplexes with Field tech and Network services provided.
• Monitor, manage and resolve all data network circuits (E1, DS-3, T-1, STM, Frame-Relay and VPN). Configuring Static, RIP v1 & v2, IGRP, EIGRP, OSPF and BGP Routing Protocols.
• Experience in Telecommunication Networking Technologies on various IP Ethernet, Frame Relay, VPN, Cisco Router, and Switches Fiber Channel technology.
• Investigates and evaluates emerging technologies, Presents information and recommendations to troubleshoot with NOC personnel and on various nodes and Routers like Juniper series M160, T640 & T320 Cisco 12410.
• Statistical analysis and utilizing of analytics, codes, debugs and routing protocol implementation with OSI layer tools software to provide configuration, proactive monitoring and problem resolution support.
• Responsible for identifying network failure elements and administering corrective measure processes and quality assurance for Frame Relay, VOIP, Ethernet and other narrowband and broadband elements.
• Problem solving of long haul communication equipment such as SONET, ATM, fiber optical multiplexes and DWDM fiber application. Exceeded measurements.
• Excellent knowledge on CISCO ISE and TACACS authentication servers
• Experience with migration Hybrid based Cisco CatOS and Native Cisco IOS on 6500 switches.
• Configured Multiprotocol Label Switching (MPLS), MPLS VPNs
• Tested various cards like OC3, OC12, OC48, OC192 for feature and functionality
• Design, implementation and operational support of routing/switching protocols in complex environments including BGP, OSPF, EIGRP, Spanning Tree, 802.1q, etc.
• Configured and monitored BGP/MPBGP and created various BGP based policies by using Route-maps, prefix lists and other BGP attributes such as MED, Local Preferences, Weight, AS PATH and Extended communities such as RD, RT (export, import).
• Hughes satellite configuration for backup store connectivity to the WAN.
• Configured various Router interfaces like ATM interface, T3 & Channelized T1 interfaces

Confidential, Lithonia, GA

Network Engineer

Responsibilities:

• Involved in Configuring and implementing of Composite Network models consists of Cisco7600, 7200, 3800 series and ASR 9k, GSR 12K routers and Cisco 3500, 5000, 6500 Series switches.
• Installation, Maintenance and troubleshooting Local and Wide area network (Frame Relay, NAT, DHCP, TCP/IP, Firewall and a variety of routing, hardware and networking issues)
• Managed LAN/WAN network connectivity in an enterprise environment data centers using IPv4, 1/10 Gig Ethernet, Gig Coax, and fiber, Protocols; HSRP, EIGRP, and BGP
• Switching related tasks included implementing VLANS, VTP and configuring on Fast-Ethernet channel between switches
• Design, Implement and configured GLBP (on Core switching and also for VPN redundancy), HSRP on different location of office on the switched Network and Managing the Entire multilayer switched network.
• Configured various CPE routers such as Cisco 7200 VXR, Cisco 3640 for EBGP and static peering with GSR PEs.
• Installed & configured OSPF on Frame-Relay with multi-area design in core routers (7200, 7204, 7206).
• Improved the convergence of BGP by implementing MRAI, Route Refresh, Next hop Tracking capabilities.
• Implemented switching protocols like Spanning Tree Protocol (STP) in the network
• Responsible for configuring various QOS policy features such as IP Precedence / DSCP, Packet Classification, Marking, Policing, Queuing.
• Supported EBGP with multiple providers. Propagated default routes from multiple locations
• Setup and maintenance of internal (LAN) and external (WAN).Provide support to monitor, install and perform maintenance on workstations, laptops, software and the LAN & WAN networks. Implementation of name Resolution using WINS & DNS in TCP/IP environment.
• Configured OSPF redistribution and authentication with type 3 LSA filtering and to prevent LSA flooding.
• Troubleshoot and Worked with Security issues related to Cisco ASA/PIX, Checkpoint, IDS/IPS etc
• Created and managing the VLAN on the switches and VPN on Firewall.
• Experience with Synchronous Optical Networking (SONET) over optical fiber.

Confidential, Norcross, GA

Network Engineer

Responsibilities:

• Configured and supported Cisco routers, Frame-relay, and switches, catalyst for a variety of customers using T1 links.
• Configure VLAN’s on a switch for inter-VLAN communication. Configure VLAN Trunking Protocol (VTP) on Core Switches. Configure various LAN switches such as CISCO CAT 2900, 3550, 4000 switches for STP, VTP Domain, VLAN, Trunking, Fast Ether Channel configuration.
• Configured all devices for remote sites/plants, vendors and added new equipment to RADIUS and worked with MPLS-VPN and TACACS configurations.
• Hands-on experience with WAN (ATM/Frame Relay), Routers, Switches, TCP/IP, Routing Protocols (BGP/OSPF), and IP addressing.
• Maintained the switched multi-layer backbone with catalyst switches utilizing VLANS, Spanning-tree, HSRP, VTP trunking
• Configuring and monitoring users by using TACACS+ Server.
• Managed various teams involved in site surveys, cabling specifications, Network equipment installation and configuration.
• Planned resources and presented project status to higher management.
• Deployed 7613 as PE and CE router and Configured and troubleshoot the Edge Routers.
• Monitor, troubleshoot, test and resolve Frame Relay, ATM, MLPPP, PPP, and Dial-up.
• Worked on various point to point SONET links such as OC3, OC12, and STM-1.
• Worked on Channelized T1/T3 & PRI links.
• Using AS5800 in order to provide both digital and analog call termination.
• Monitored, troubleshot and resolved Wide Area Network and Local Area Network issues.
• Managed IP addressing and implemented IP Access Lists
• Configuring and Maintaining TACACS+ for AAA
• Installing and configuring protocols like TCP/IP and Internet protocols including Local Area Networking, routing and HTTP
• Studied and analyzed client requirements to provide solutions for network design, configuration, administration, and security.
• Involved in troubleshooting IP addressing issues and Updating IOS images using TFTP.
• Created a backup and recovery policy for software application and verified peripherals are working properly.
• Monitor performance of network and servers to identify potential problems and bottleneck.

Confidential, Atlanta, GA

Network Support Analyst

Responsibilities:

• Configured and supported Cisco PIX firewall, Cisco routers 3500, 7200, and 3600 series, and switches 3550, and catalyst 3560 series.
• Configured RSTP, MST and used VTP with 802.1q trunk encapsulation. Provided port binding and port security wherever required. Provided router redundancy through HSRP.
• Configured ether channels using PAgP and LACP.
• Designed ACLs, VLANs, troubleshooting IP addressing issues and taking back up of the configurations on switches and routers.
• Switching related tasks included implementing VLANS and configuring ISL trunk on Fast-Ethernet and Gigabit Ethernet channel between switches.
• Experience in Cisco switches and routers: Physical cabling, IP addressing, Wide Area Network configurations (Frame-relay and ATM).
• Escalation procedures and customer notifications.
• Configured Cisco Routers for OSPF, IGRP, RIPv2, EIGRP, Static and default route.
• Worked on HSRP and GLBP for first hop redundancy and load balancing.
• Configured the Cisco router as IP Firewall and for NATting.
• Troubleshooting the installed networks, setting up workstations.
• Troubleshooting LAN/WAN E1, E3, T1, T3 lines, cable and installing networks into buildings.
• Built and Operated a Wireless Network.
• Installed and implemented Firewalls, Switches, Wireless Routers and Hubs.