SUMMARY:

• 7.5 years of experience in Networking, including hands - on experience in IP network design providing network support, installation and analysis.
• Experience of routing protocols like EIGRP, OSPF, RIP, and BGP.
• Worked on Cisco 7200, 3800, 3600, 2800, 2600, 1800 series Router andCisco 2900, 3500,4500, 5500, 6500 series switch.
• Extensive hands-on experience with complex routed LAN and WAN networks,routers and switches.
• Hands-on experience with Ether Channel, Spanning Tree, Trunking, ACLs, Syslog.
• Primary responsibility in design and deploy various network security & High Availability products like Cisco ASA and other security products.
• Well experienced in configuring gateway redundancy protocols like HSRP, GLBP, PPP and SNMP
• Hands-on configuration and experience in setting up Cisco routers to perform functions at the Access, Distribution, and Core layers.
• Worked on Load Balancer F5 LTM, GTM series like 6400, 6800, 8800 for the corporate applications and their availability
• Experience with design and implementation of Virtual Switching System (VSS)
• Experience in configuring Access-Lists and tunnel installations.
• Experience working with Cisco Nexus2148 Fabric Extender and Nexus5000 series to provide a Flexible Access Solution for a datacenter access architecture
• Strong TCP/IP concepts and managing TCP/IP based Networks and Subnetting
• Proficiency in configuration of VLAN’s on variousCiscoRouters and Switches.
• Experienced in trouble-shooting both connectivity issues and hardware problems on Cisco based networks.
• Good Knowledge on SNMP network management and troubleshooting.
• Advanced knowledge of OSI model, TCP/IP, Internet technologies, system security, firewall infrastructure, network architecture and Cisco network routing / switching (Layer 2 and 3) experience, including LAN and WAN, design and implementation which includes Layer 1 to Layer 7 experience
• Experience and Familiar with Virtualisation technologies like installing, configuring, administering VMware ESX/ESXi.
• Effective communicator with proven ability to build strong working relationship and friendly “Get-It-Done” attitude.

TECHNICAL SKILLS:

Network Devices: Cisco Routers - 1800, 2500, 2600, 2800, 3600, 3800, 7200

LAN Technology: VLAN, VTP, Inter-vlan routing, ISL, dot1q, STP, RSTP, PVST, HSRP, GLBP, Ethernet, Port security.

WAN Technology: Leased lines 64k - 155Mb (PPP / HDLC), Channelized links (E1/T1/E3/T3), Fiber Optic Circuits, Frame Relay, ISDN, Load Balancing

Network Security: Cisco (ASA, PIX) 5510, ACL, IPSEC

Load Balancer: Cisco ACE load balancer, F5 Networks (Big-IP)

Network Management Tools: Solarwinds, Splunk, Wireshark

Operating Systems: Microsoft Windows 2003/2008/2012

Virtual Environment: VMware ESX/Server/Workstation

Windows Services: Active Directory Service, DHCP, DNS, FTP, Exchange Server

PROFESSIONAL EXPERIENCE:

Confidential, Hopkins, MN

Sr.Network Engineer

Responsibilities:

• Implemented, configured and installed new Cisco catalyst 6513 and 6509 with dual supervisor engine 720’s from the scratch for the core group.
• Configured and managed OSPF redistribution and authentication with type 3 LSA filtering and to prevent LSA flooding and also configured OSPF over frame relay networks for NBMA and point to multipoint strategies.
• Designing, configuring, implementing and troubleshooting (LAN) VLAN’s, VTP, Spanning Tree (STP), Trucking (dot1q and ISL) and Ether channel.
• Implementing and managing traffic engineering on top of an existing Multiprotocol Label Switching (MPLS) network using Frame Relay and Open Shortest Path First (OSPF).
• Provided redundancy in a multi homed Border Gateway Protocol (BGP) network by tuning AS-path.
• Worked on Infoblox to assign IP addresses, add host record, CNAME record and mx record.
• Configuring HSRP for network redundancy and High availability.
• Involved in designing of LAN (Ethernet) and WAN infrastructure for the new Data Centre Using MS Visio.
• Coordinated with team for the migration of T1,T3 circuits and for new EVPL connection.
• Verification of T1 circuit using Loopback test, and helped in successful T1 cutover.
• Configured and upgraded the memory of new Cisco 3825 series router.
• Worked on routing protocols like EIGRP, RIP and BGP.
• Analyzed bandwidth utilization on the router WAN interface with the help of QRadar Security Intelligence Platform
• Configuring VPN for site-site and remote access.
• Designing and configuring IP address schemes.
• Maintaining Cisco hardware and Cisco IOS upgrade.
• Enabled STP attack mitigation (BPDU Guard, Root Guard), using MD5 authentication for VTP, disabling all unused ports and putting them in unused VLAN and ensuring DHCP attack prevention where needed
• Experience with migrating the Partner IPSEC VPN tunnels from one data center to another data center.
• Experience with deploying the Layer 3 MPLS VPN in all the Branches and Campus locations.
• Replace Campus Cisco 6509 End of Life hardware with new 4507/4510 devices.
• IOS upgrade in Nexus 7010 through ISSU (In service software upgrade)
• Provided redundancy in a multi homed Border Gateway Protocol (BGP) network by tuning AS-path.
• Worked on Juniper J series j230, M 320 routers and EX 3200 series switch.
• Experience in working with Nexus 7010, 5548, 5020, 2148, 2248 devices.
• Experience in configuring vdc, fex pinning, fex port-channel, port-channel, peer keep alive,peer link.
• Experience with configuring Nexus 2000 Fabric Extender (FEX) which acts as a remote line card (module) for the Nexus 5000.
• Responsible for turning up BGP peering and customer sessions, as well as debugging BGP routing problems.
• Designed, validated and implemented LAN, WLAN & WAN solution to suite client’s needs.
• Configured and designed LAN networks with Access layer switches such as Cisco 4510, 4948, 4507 switches.
• Design and implementation of GET VPN architecture used for multicast and unicast communication on an existing IP VPN
• Worked on Layer 2 protocols such as STP, VTP, STP, RSTP, PVSTP+, MST and other VLAN troubleshooting issues and configuring switches from scratch and deployment

Confidential

Network Engineer

Responsibilities:

• Implemented, configured and installed new Cisco catalyst 6513 and 6509 with dual supervisor engine 720’s from the scratch for the core group.
• Configured and managed OSPF redistribution and authentication with type 3 LSA filtering and to prevent LSA flooding and also configured OSPF over frame relay networks for NBMA and point to multipoint strategies.
• Designing, configuring, implementing and troubleshooting (LAN) VLAN’s, VTP, Spanning Tree (STP), Trucking (dot1q and ISL) and Ether channel.
• Implementing and managing traffic engineering on top of an existing Multiprotocol Label Switching (MPLS) network using Frame Relay and Open Shortest Path First (OSPF).
• Provided redundancy in a multi homed Border Gateway Protocol (BGP) network by tuning AS-path.
• Worked on Juniper J series j230, M 320 routers and EX 3200 series switch.
• Configuring HSRP for network redundancy and High availability.
• Involved in designing of LAN (Ethernet) and WAN infrastructure for the new Data Centre Using MS Visio.
• Coordinated with team for the migration of T1,T3 circuits and for new EVPL connection.
• Verification of T1 circuit using Loopback test, and helped in successful T1 cutover.
• Configured and upgraded the memory of new Cisco 3825 series router.
• Worked on routing protocols like EIGRP, RIP and BGP.
• Configuring Voice VLANS with respect to Cisco VOIP phones 7940, 7960.
• Configuring VPN for site-site and remote access.
• Designing and configuring IP address schemes.
• Maintaining Cisco hardware and Cisco IOS upgrade.
• Enabled STP attack mitigation (BPDU Guard, Root Guard), using MD5 authentication for VTP, disabling all unused ports and putting them in unused VLAN and ensuring DHCP attack prevention where needed
• Experience with migrating the Partner IPSEC VPN tunnels from one data center to another data center.
• Experience with deploying the Layer 3 MPLS VPN in all the Branches and Campus locations.
• Replace Campus Cisco 6509 End of Life hardware with new 4507/4510 devices.
• IOS upgrade in Nexus 7010 through ISSU (In service software upgrade)
• Provided redundancy in a multi homed Border Gateway Protocol (BGP) network by tuning AS-path.
• Worked on Juniper J series j230, M 320 routers and EX 3200 series switch.
• Experience in working with Nexus 7010, 5548, 5020, 2148, 2248 devices.
• Experience in configuring vdc, fex pinning, fex port-channel, port-channel, peer keep alive,peer link.
• Experience with configuring Nexus 2000 Fabric Extender (FEX) which acts as a remote line card (module) for the Nexus 5000.
• Responsible for turning up BGP peering and customer sessions, as well as debugging BGP routing problems.
• Designed, validated and implemented LAN, WLAN & WAN solution to suite client’s needs.
• Configured and designed LAN networks with Access layer switches such as Cisco 4510, 4948, 4507 switches.
• Design and implementation of GET VPN architecture used for multicast and unicast communication on an existing IP VPN
• Worked on Layer 2 protocols such as STP, VTP, STP, RSTP, PVSTP+, MST and other VLAN troubleshooting issues and configuring switches from scratch and deployment

Confidential, Fayetteville, NC

Network Engineer

Responsibilities:

• Configured Cisco 25xx, 26xx, 72xx, & Cisco Catalyst 6500 switch
• Configuring NAT (Network address Translation) & PAT (Port Address Translation) for sharing public addresses
• Creating Network Diagram using VISIO.
• Configured HSRP, VLANs on 6500 Switch
• Providing daily network support for national wide area network consisting of MPLS, VPN and point-to point site.
• Responsible for service request tickets generated by the helpdesk such as troubleshooting, maintenance, upgrades, patches and fixes with all around technical support
• Troubleshooting and daily reporting event view and syslog files.
• Configured and supported Cisco firewall PIX 501, 506.
• Configured the Cisco 7600 and 3600 series router to support voice transmission.
• Maintaining Cisco hardware and Cisco IOS upgrade.
• Worked with the Call manager installation for deploying Cisco VOIP.
• Installation and Configuration of LAN (Ethernet)/ WAN set up for Clients. Design, configuration and Installation of Cisco routers and catalyst switches.
• Routing related tasks included providing Cisco router configuration, providing technical support for Cisco Router configurations and installation for Customer. Configuring routing protocols like RIP, EIGRP and OSPF.
• Switching related tasks included implementing VLANS and configuring ISL trunk on Fast-Ethernet channel between switches.
• Configured and installed multi-protocol (IP, IPX) multi-interface Cisco routers.
• Design, WAN link using PPP Multilink and by implementing Cisco WAAS
• Configured and Maintained Cisco PIX Firewall and VPN Concentrators
• Configured VMware on clustered environment, implemented Migration of Virtual Machines using vMotion, Storage vMotion
• Hot and Cold Cloning of Virtual Machines using VMware Converter
• Virtual Machine Cloning, Templates and Snapshots
• Configured VMware HA, VMware DRS in acquiring higher efficiency for VMware Infrastructure
• Managed Active Directory services using predefined company scripts (Creation of Accounts)
• Provided server and client support for all issues such as logon failures, account lockout, network connectivity and authentication issues.
• Installed VMware vSphere 5 and created virtual machines on ESX/ESXi 5.0 Servers. Created standard images and deployed servers from the images

Confidential

Network Engineer

Responsibilities:

• Configured Routing protocols such as OSPF and policy based routing.
• Team member involved in the Configuration ofCisco7206 router and Configuration of Catalyst switches.
• Configuration 7609, 7606 with OSPF and catalyst 6505, 4500, 3550 switches with various VLAN.
• Create and testCisco router and switching operations using OSPF routing protocol.
• Configuration and troubleshooting link state protocols like OSPF in multiple areas.
• Configured HSRP and VLAN trucking 802.1Q, VLAN Routing on Catalyst 6500 switches.
• Optimized performance of the WANnetworkconsisting of Cisco 3550/4500/6500 switches by configuring VLANs.
• Configured VLANs with 802.1q tagging. Configured Trunk groups, ether channels, and Spanning tree for creating Access/distribution and core layer switching architecture.
• Performed Layer I, II and III troubleshooting, while maintaining trouble ticket tracking, following internal/external escalation procedures and customer notifications. Configured Cisco Routers for BGP, OSPF, RIP, RIPv2, EIGRP, Static and default route in a VPN environment using MPLS.
• Implemented and troubleshooted the MPLS network.
• VPN configurations on Cisco VPN 3005 concentrator, 2610 routers, PIX firewall 501.
• Operations involving duties on HP Open view, Cisco Works, Cisco Routers and Cisco switches such as change in configurations, move, add change of software and hardware system.
• Implemented changes and upgrades to network equipment and perform quality assurance reviews of those upgrades. Reviewed all changes to network configuration for technical accuracy and impact.
• Provided Network Support in the designing and implementation of Point to Point over T1s Frame Relay, DSL over ATM and IP over Frame Relay and Gigabit Ethernet.
• Configuration and troubleshooting of Cisco 2500, 2600, 3000, 6500, 7500, 7200 Series routers.
• Configured IP access filter policies.
• Providing Technical Support and solutions forNetwork Problems.
• Implementing NAT solution's on Cisco IOS routers.
• Upgrading IOS, troubleshootingnetworkoutages.
• Worked on Cisco Routers, Active /Passive Hubs, Switches.
• Having Data Center Design Experience, installing and Configuring Network Devices in a Data Center including patching the cables in the Patch Panel. Design and implemented network infrastructure and configured all the network Infrastructure devices including Network Printers and Registers

Confidential, Washington, DC

Network Administrator

Responsibilities:

• Configured secure firewall policies to secure all the transactions.
• Configured Site to Site VPN tunnels.
• Upgrading the routers with the latest IOS.
• Manage and monitor Cisco switches, configuring VLANs, VTP, and ISL trunking.
• Installing Cisco PIX Firewalls & creating rules for providing access to specific services
• Configuring static NAT, dynamic NAT in check point
• Used Cisco ACE load balancer between the servers inside the network and in the DMZ.
• Configuring check Point Basic policies and establishing a VPN tunnel between two end gateways.
• Implementation of data networks and recording of configurations on these devices and securing them with passwords.
• Negotiate VPN tunnels using IPSec encryption standards and also configured and implemented site-to-site VPN, Remote VPN.
• Configured VLANs with 802.1q tagging. Configured Trunk groups, ether channels, and Spanning tree for creating Access/distribution and core layer switching architecture.
• Testing of actual network with traffic simulators and commissioning of network with Server clients implemented.
• Extended support after commission for real time issues and trouble shooting of them by coordinating with actual vendors of the product.

Confidential

System Administrator

Responsibilities:

• Installed and maintained Windows 2000 and 2003 servers. Installed Print Shares, File Shares, Printers and setup the security between different Domains.
• Updated servers with latest service packs and hot fixes. Fixed Active Directory replication problems.
• Developed standard process for group policy deployment Active Directory users and groups management.
• Implemented and administered configuration of DNS, DHCP and WINS.
• Developed standard Net-backup policies and taking back-up of the servers. Restoring the data as per the customer request.
• Remote administration of servers for any problem across Fidelity offices related to Microsoft Windows operating system.
• Migrated Windows 2000 server to Win 2003 Servers.
• Installed and maintained MS SQL Server 2003, Microsoft Exchange Server 2003.
• Monitored daily procedure like backup of configuration data and usage statistics.
• Maintenance of Network File Systems, Users, Groups creation and assign rights to them.
• Backup and Restore using tar and dump.
• Added new hardware to systems (Disks, Tapes and CD's). Created new file systems.

Environment: TCP/IP, NFS,NIS,DNS,FTP, Windows 2003, Windows 2000 Professional.

Confidential

Network/System Administrator

Responsibilities:

• Worked on LAN\WAN infrastructure
• Configured, monitored and troubleshot Cisco router, switches and firewalls
• Implementation of HSRP, DHCP, DNS, FTP, TFTP, MRTG
• Used network monitoring tools - Solarwinds, Splunk
• Designed WAN structure to prevent single point of failure in case of link failure.
• Maintenance and Troubleshooting of connectivity problems using PING, traceroute.
• Implementing & Troubleshooting of T1, MUXES, CSU /DSU and data circuits
• Involved in configuring IP Quality of service (QoS)
• Configured Spanning Tree Protocol in order to prevent loops in the Network
• Managing the routing table for connectivity across various locations & to other ISPs.
• Configured BPDU Guard, port-fast, uplink fast and other spanning tree features.
• Provided support for global network including T1/T3, ATM connections using HDLC and Frame Relay on 2600, 4000 series Routers
• Planned, Designed, Implemented and Tested Network Infrastructure. Successfully communicated with clients during the delivery of a highly efficient Network Infrastructure. Contributed in meeting the SLA’s.
• Was ed the best individual performer for presenting at the “Empowered” held by Cognizant Technology