SUMMARY

• 8+ years of experience in design, routing, switching, firewall technologies, Wireless technologies, implementation and troubleshooting of complex network systems.
• Hands on experience in installing, configuring, troubleshooting and managing Cisco series routers 7206VXR, 3845, 3650, 2620, 2960, 2901, 2811, 1900, 1800, 3900 and Cisco Catalyst 6500, 4500, 3750, 2960 series switches.
• Expert with Cisco 3600, 3800, 6500, 7200, 7600; Nexus 7k, 5k, 2k, ISR & ASR 9001, 1006 series devices.
• Experience in implementation, support and troubleshooting of VLAN’s including operational knowledge of STP (Spanning Tree Protocol), PVST, RSTP, VTP, inter VLAN routing, port security, Ether - channel, LACP protocol and ISL/802.1q.
• Knowledge of implementing and troubleshooting complex layer 2 technologies such as VLAN Trunks, VTP, Ether channel, STP, RSTP and MST.
• Experience in implementing Routing Protocols (RIP, RIPv2, EIGRP, OSPF and BGP) and adding VLANS, VTP, STP and RSTP over switch configuration.
• Had a good knowledge of network security protocols such as IPSec, L2TP, and PPTP.
• Configuration of Access Control Lists (ACL) and NAT policies.
• Experience working with firewalls, Microsoft ISA proxy servers, VPN hardware and software, routers, switches.
• Experience in deploying Virtual Appliances like F5 BIG-IP, Cisco CSR and linux machines
• Cross-campus failover options, which isolate potential disasters by securing
• Worked as part of the Technical Support Team by involving in the documentation and training of the end-users, and in solving the network issues.
• Self-motivated, quick learner, zealous and hardworking, making it easy to handle multiple demands and competing priorities.
• Admirable interpersonal, organizational, and communication skills facilitating the ability to work independently as well as a part of a team.
• A fast learner who is very motivated and eager to take on new tasks.

TECHNICAL SKILLS

LAN: Ethernet/ Fast Ethernet/ Gigabit Ethernet networks, VLANS, VTP, STP, PVST, RSTP, and 802.1W.

WAN technologies: Frame Relay, ISDN, PPP, MPLS, leased lines and exposure to PPP, HDLC, DS1, DS3, OC3, OC12, OC48, T1/T3 and E1/E3.

Routing protocols: RIP, EIGRP, OSPF, BGP, MPLS, OSPF, EIGRP, IGMP, ISIS, GLBP, HSRP, VRRP, STP, RSTP, SIP, MPLS, VPN

Routers: Cisco 4000, 3800, 3600, 2800, 2600, 800, ASR1k, ISR4k, CSR.

Switches: Cisco 6500, 3700, 3500, 2900 Series, Nexus 2k, 5k and 7k.

Network Tools: Wire shark, Trace route, Cisco Works, Packet Tracer, GNS3, Putty, Net Flow, Solar winds Orion, Cisco Prime, Cisco CUCM, and Infoblox.

Server Maintenance: VMware, TFTP, DHCP

Load Balancers: Cisco ACE, F5 (Big-IP LTM, GTM)

Operating System: Windows NT 4.0 (Desktop/Server), Windows 2000/2003/2008 Server, Windows XP/Windows 7/8, LINUX, UNIX

Tools: MS Office, MS Visio, SharePoint, MS Project

Scripting: Python, TCL

PROFESSIONAL EXPERIENCE

Confidential, KS

Sr. Network engineer

Responsibilities:

• Configure, maintain and troubleshoot Cisco 11500 Series Content Services Switch and thus enable Load Balancing between cluster servers.
• Provide support to DMZ Checkpoint Firewall and PCI Cisco ASA 5500, Cisco FWSM.
• Configure, maintain and troubleshoot advanced Cisco NEXUS 5020 series switches and thus associate Cisco NEXUS 2000 Series Fabric Extenders for Server switch port connections.
• Configure, maintain and troubleshoot datacenters VSS, VDC, VPC, FEX
• Configure, maintain and troubleshoot Cisco 6500, 4500 series, ISR series routers and switches.
• Provide Level 3 support and troubleshoot Cisco 6500 series routers and switches. Provide switching and routing support for the Data Centre LAN using STP, HSRP, EIGRP, OSPF, and BGP.
• Provide switch port support for Server’s production and assign them appropriate VLAN, VMware server’s trunk switch ports, CBI server’s port channels.
• Provide support under VLAN, STP, VTP, HSRP, ACL, NAT, VSS, EIGRP, OSPF, BGP, and QoS.
• Configure, maintain and troubleshoot advanced Cisco NEXUS 7000, NEXUS 5000 series Data Center
• Switches and associate Cisco NEXUS 2000 Series Fabric Extenders for Server switch port connections.
• Deployed and configured big ip load balancers HTTP, HTTPS.
• Maintained DNS servers.
• Configure firewall rules for the DMZ using Cisco ASA 5500, Checkpoint NGX R70 Firewall, and Palo Alto.
• Juniper SSG Firewall. Enable IPS, analyze logs to prevent intruders and hacking.
• Preparing Client Machines for users with Operating Systems, Software, antivirus and required utilities and mailing clients etc.
• Perform daily maintenance, troubleshooting, configuration, and installation of all network components.
• Configuration of CISCO Routers (3600, 4000 Series) and 3550, 4500 series switches.
• TCP/IP network planning, Implementation and Management with subnets.
• Worked in IPFlex Deployment project while coordinating with Vendors in installing the T1 lines at Customer edge premises.
• Managed and deployed the Routing on CE routers and responsible in maintaining the internal infrastructure routing.

Environment: LAN, WAN, Cisco 4000/3600/3750 , ASR 9001/1006; Nexus 7010/5000/2148 ; Juniper MX480/960; DMZ, NAT/PAT, OSPF, EIGRP, IGMP, RIP, BGP, ISIS, STP, RSTP, SIP, TCP/IP, MPLS, VPN, DHCP, QoS; Palo Alto; Wire shark, Solar winds, CA; F5 BIG IP LTM, HTTP, FTP, Cisco ASA/PIX, IPS; Cisco ISE, Checkpoint; Cisco ACS, CSM, ACE; Linux, MS Visio, Cisco ACI, Cisco Prime

Confidential, Wayne, PA

Network engineer

Responsibilities:

• Installation and management of LAN, WAN, systems involving design of network layouts, configuration and maintenance, Commissioning Routers & Switches, firewalls, IPS and ensuring maximum uptime during site deployment
• Perform daily maintenance, troubleshooting, configuration, and installation of all network components.
• Configuration of CISCO Routers (3600, 4000 Series) and 3550, 4500 Series switches.
• TCP/IP network planning, Implementation and Management with subnets.
• Monitored and troubleshoot call routing, number translations and call handler issues
• Performed system upgrades and patches based on request, schedule or events
• Worked with team on call rotation to handle tickets
• Worked with senior network engineers to developing a test lab environment with Cisco Router, Switches and Firewalls.
• Helped the team by performing the router configuration in deploying IP addresses and interface configuration. Verifying and testing the connectivity.
• Primarily worked with Cisco Switches in setup of VLANs and creating Span Ports to perform various troubleshooting.
• Worked on configuration of OSPF in single area domain. Deployed static routes along with OSPF configuration to specify the destinations and path for selected hosts or networks.
• Performed patching and cable management in the data center.
• Troubleshooting of all kind of problem related to Access-Network in fiber rings Installing FMS.
• Correctly configure VLANs and 802.1q Trucking, DHCP, NAT.

Environment: Cisco 3500/6500, Nexus 7010; RIP, BGP, OSPF, EIGRP, ISIS, FHRP, VRRP, GLBP, HSRP, VTP, RSTP, DNS, DHCP, TCP/IP, NAT/PAT, SIP, MPLS, QoS, IPSec, ACL; Cisco ASA, Palo Alto, Firewall, Palo Alto, SONET, IPS/IDS, SRX 650, Checkpoint 680, Linux, Windows, MS Visio, Cisco ACI, Solar winds

Confidential, Kansas Ave, KS

Network Operations Engineer

Responsibilities:

• Network Administrator responsible for the full Planning, designing, installation and administration of the Corporate WAN (wide area network).
• Configuration, Management, Troubleshooting of Network devices (Routers, Switches, Firewalls, Servers, etc.).
• Design, configuration and operational support of Nexus 7k, 5k, 2k, 6509, 4609, 7609, 7201, 184, 2811, 2911, 2926, 2960, 3560, 4948 Series Nexus Routers and Nexus Switches.
• Hands on experience with Virtual Switching System (VSS) in combination of catalyst 6500 series switches.
• Implementing and Maintaining Network Management tools (SNMP, MRTG, and NMIS).
• Configuration and Administration of Cisco and Juniper Routers and Switches.
• Responsible for entire LAN and WAN maintenance and troubleshooting of the company network. Involved in the Team of Data Center Operations to perform duties like administration and deployment of Cisco Routers and Switches according to the organization requirements.
• Responsible for designing, setup and configuring complex wireless networking that supports secured access.
• Set up and troubleshoot secured wireless access points (WAP) and wireless LAN controller (WLC).
• Configured various wireless access points (WAP) for the organization network.
• Designed and Implemented Wireless Local Area Networks (WLAN), including development of configurations based upon High-Level Designs and Plan of Record.
• Developed low-level LAN/WAN/WLAN design documentation.
• Router/ Microsoft VPN Server to get to certain restricted system assets from client areas.
• Established IPSEC-VPN tunnels with ASA 5500 series Firewall between some branch offices & headquarters.
• Configuring, maintaining and installing client and server network software for upgrading network and telecommunications system.
• Designed and deployed F5 LTM load balancer infrastructure per business needs from the ground up approach.
• Experience in relocation of Frame-transfer based extensions to MPLS based innovation utilizing multilayer stackable switch like 6500 arrangement and 2800 arrangement and Worked on F5 LTM, GTM arrangement like 6400, 6800, 8800 for the corporate applications and their accessibility.
• Involved in migrating Cisco ACE load balancers to F5 load balancers.
• Configure and investigate Juniper EX arrangement routers and switches.
• Configuring Site to Site to VPN integration.
• Implementation of HSRP, IPSec, Static Route, IPSEC over GRE, DHCP, DNS, FTP, TFTP, RAS.
• Involved in Implementing, arranging and get ready calamity recuperation.
• Experienced in Cisco prime infrastructure.
• Configured Cisco Catalyst Switch 3560.
• Install and manage Cisco Catalyst Switches 3500XL Series, Cisco Catalyst 3560 Series, Cisco 3750, 3600, 2600 routers, etc.
• Migrated Servers from 6500 Platform to Nexus without any application outage
• Designed and Implemented Nexus 7K/5K/2K and Catalyst 6500/4900/3750- X in a complex DC Core/Aggregation/Access layer on a 10G backbone in Production and DR Data Center. Hands on experience with Cisco Prime.
• Involved in arranging Juniper SSG140, ASA firewall, checkpoint firewall.
• Monitored all equipment’s using NetQos, Solar Winds.
• Provided 24/7 rotational on call supports for branch offices.
• Involved in Disaster recuperation, such as occupying the from one server farm to distinctive server farm when fiasco happens.

Environment: Nexus 7010/5020/2158/2248 , GSR 12000, VRRP, HSRP, ATM, Frame relay, OSPF, RIP, BGP, EIGRP, ISIS, GLBP, HSRP, VRRP, FHRP, STP, RSTP, FHRP, HSRP, PPP, SIP, TCP/IP, QoS, DNS, DHCP, VLAN, LAN/WAN, VPN Tunnels, NAT/PAT, IPS, Palo Alto, Cisco IOS, IPSec, ISG2000, Cisco ASA, Wire shark, Linux, Windows, MS Visio, Cisco ACI, Solar winds, Cisco Prime

Confidential, Dallas, TX

Network Support Engineer

Responsibilities:

• Worked on Cisco 7500, 7200, GSR 12000, series routers and Catalyst switches
• Like 4500,6500,7600
• Deployed the switches in high availability configuration with HSRP.
• Configured udld, port-fast, uplink fast and other spanning tree features.
• Support various Series ofCiscoRouters like 7200/7600 series.
• Support Complex 0 Series Switches.
• NetworkMonitoring-using tools likeCiscoWorks 2000.
• Created Lab demonstrations for new technology deployments with loaner equipment from various vendors and presented the findings to upper management.
• Troubleshootnetworkproblems using Packet Analysis tools like Ethereal.
• Configured various routing protocols including EIGRP and OSPF, BGP, analyzing throughput of WAN link
• Worked onCiscoLayer 2 switches (spanning tree, VLAN).
• Troubleshooting IOS related bugs based on past history and appropriate release notes.
• Work on different connection medium like Fiber and Copper Connectivity.
• In-depth expertise in the implementation of analysis, optimization, troubleshooting and documentation of LAN/WAN networking systems.
• Planning and configuring the routing protocols such as OSPF, RIP, and Static Routing on the routers.
• Performed and technically documented various test results on the lab tests conducted.
• Planning and configuring the entire IP addressing plan for the clients'network.
• Assist the certification team and perform configuration of LAN\WAN technologies such as Ethernet, Fast Ethernet, and Gigabit Ethernet.
• Supported networks, which are comprised of 2000+Ciscodevices.
• In-depth expertise in the implementation of analysis, optimization, troubleshooting and documentation of LAN/WAN networking systems.
• WAN Infrastructure running OSPF as a core routing protocol.
• Follow process & procedures for change & configuration management.
• Supported nationwide LAN infrastructure consisting ofCisco4510 and catalyst 6513.
• WAN Infrastructure running OSPF & BGP as core routing protocol.
• Support various Routers like 2600/3600/7200 series routers.
• Tested authentication in OSPF and BGP.
• Configured and troubleshoot OSPF and EIGRP.

Environment: Cisco 7500/7200, Cisco Catalyst 4500/6500/7600 ; OSPF, EIGRP, RIP, BGP, ISIS, HSRP, VRRP, GLBP, FHRP, TCP/IP, QoS, ATM, Frame relay, MPLS, Fast Ethernet, Gigabit Ethernet, Access List (ACL), LAN/WAN, NAT/PAT, DNS, SIP, Ethereal, VLAN, inter VLAN, VTP, STP, RSTP, Ping, Trace route, ARP, DHCP, VPN, Palo Alto, Linux, MS Office, MS Visio, Solar winds

Confidential

Jr. Network Engineer

Responsibilities:

• Responsible for resolving network problems and assisting users on the network.
• Performed scans for LAN and WAN connectivity.
• Updated operating systems security patches.
• Cisco router configuration set up using routing protocols like RIP, EIGRP, OSPF and BGP.
• Switching related tasks included implementing VLANs and configuring ISL trunk on Fast-Ethernet channel between switches.
• Physical cabling, IP addressing, Wide Area Network configurations.
• Worked on 2600, 3600, 3700, 2800, 7500 series of routers.
• Worked on 1900, 2900, 3500, series of switches.
• Create Active Directory, user accounts; shared Network drives, setup user privileges & permissions
• Setup DHCP, DNS, VPN, VNC, E-Mail accounts
• Install and monitor Windows Server 2000, 2003 & 2008, Mac Server, and Linux.
• Installation and support Exchange Server 2003.
• Configuring routers and send it to Technical Consultants for new site activations and gave online support at the time of activation.
• Supporting Development team for the access to corporate network and outside world. Providing access to specific IP, Port filter and port access.

Environment: Cisco 2800,3620,3550, Cisco Catalyst 4500, 4900; OSPF, RIP, EIGRP, BGP, VLSM, SIP, DNS, DHCP, Windows, MS Office, MS Visio, LAN/WAN, GLBP, HSRP, VRRP, STP, RSTP, FHRP, TCP/IP, Linux, MS Office, MS Visio, Solar winds

Confidential

Associate Network Engineer

Responsibilities:

• Responsible for resolving network problems and assisting users on the network.
• Performed scans for LAN and WAN connectivity.
• Updated operating systems security patches.
• Cisco router configuration set up using routing protocols like RIP, EIGRP and OSPF.
• Switching related tasks included implementing VLANs and configuring ISL trunk on Fast-Ethernet channel between switches.
• Physical cabling, IP addressing, Wide Area Network configurations.
• Worked on 2600, 3600, 3700, 2800, 7500 series of routers.
• Worked on 1900, 2900, 3500 series of switches.
• Worked with Help Desk for circuit troubleshooting to give Support to the Tech persons at the site.
• Configuring routers and send it to Technical Consultants for new site activations and gave online support at the time of activation.
• Supporting Development team for the access to corporate network and outside world. Providing access to specific IP, Port filter and port access.

Environment: LAN/WAN, OSPF, RIP, EIGRP, BGP, ISL, Fast Ethernet channel, Routers 2600, 3600, 3700, 2800, 7500, Switches 1900, 2900, 3500, TCP/IP, STP, RSTP, Linux, MS Office, MS Visio, Solar winds, wire shark.