SUMMARY

• 8 years of experience in Networking and Security, including hands - on experience in providing network support, installation and analysis for a broad range of LAN / WAN communication systems.
• Expert Level Knowledge about TCP/IP and OSI models.
• Experience with designing, deploying and troubleshooting LAN, WAN, Frame-Relay, and Ether-channel.
• Experience in Configuring & implementing VLAN, VTP, LAN switching, STP and 802.x authentication in access layer switches.
• Experienced in design, installation, configuration, administration and troubleshooting of LAN/WAN infrastructure and security using Cisco routers/Switches/firewalls.
• Experience in installing and configuring DNS, DHCP server.
• Experience in configuring Site-to-site and remote access VPN solutions.
• Enterprise Routing experience using protocols RIP v1 & 2, EIGRP, OSPF and BGP.
• Configure and setup Cisco Router, Switches and VPN Concentrators and Security appliances for access to vital business applications.
• Design, setup and configure complex switching environments.
• Maintain a thorough understanding of Local Area Networking.
• Assist in the design of multi-server environments including IP address schemes, DNS, DHCP, WINS, Ether-Channel (Bonding), etc.
• Maintain a thorough understanding of the basics behind the Internet and its workings (Security, IP Routing, HTTP, VPN, Email Routing etc.).
• Performed security operations on ASA firewalls.
• Worked on Citrix NetScaler Access Gateway configurations.
• Configured Security policies including NAT, PAT, VPN, Route-maps and Access Control Lists
• Configuring, Administering and troubleshooting the Checkpoint and ASA firewall.
• Enterprise Switching with VLANs, Trunks, Spanning Tree, Port Spanning etc.
• Expertise in maintenance of layer2 switching tasks which advocate VTP, STP, RSTP, PVST, RPVST, configuring of ether channel with LACP and PAGP along with troubleshooting of inter-VLAN routing.
• Experience in configuring VDC, VPC and FCOE, upgrading NX-OS for Nexus Family Switches.
• Design, configuration, and support of Cisco Nexus Platforms (Nexus7K, 5K, 2K).
• Experience in Physical cabling, IP addressing, configuring and supporting TCP/IP.
• Worked on Extensively on Cisco Firewall & ASA 5500(5510/5540) Series.
• Thorough understanding of VPN technologies like IPsec, GRE tunneling, MPLS for remote access security.
• Experienced working on network monitoring and analysis tools like, SOLAR WINDS, and Wireshark.
• Supervising the administration of systems and servers related network to ensure availability of services to authorized users.
• Experience in managing, administration and designing of IP Backbone Network and spearheaded the strengthening IP Backbone Network Security.
• Experience working with different wan transports MPLS, VPN, Metro Ethernet
• Configured ASR 1K routers as head end WAN routers and implemented BGP with VRF & OSPF instances.
• Create a Virtual Network on Windows Azure to connect all the servers.
• Performed deep packet analysis to troubleshoot application issues using tools like Wire-shark.
• Working knowledge of DNS as required when deploying load balancing configurations and also monitored packet flow in load balancers.
• Efficient at use of Microsoft VISIO/Office as technical documentation and presentation tools.

TECHNICAL SKILLS

Programming Languages: C, C++, C#, SQL SERVER, ASP.NET,JAVA SCRIPT

Network Configuration: Advanced switch/router configuration (Cisco IOS access list, Route redistribution/propagation)

Cisco Routers: Cisco GSR 12416, 12418, Cisco 7200vxr, Cisco 3640, Cisco 3600

Network Protocols: TCP, UDP, HTTP, FTP, DNS, SMTP, POP3, IMAP, VoIP

Network Security: Firewalls, VPN and SSL

Load Balancer: F5-Big-Ip, LTM, Ax10

Layer 2 technology: VLAN, VTP, VMPS, ISL, DTP, Spanning-tree, PVST

Layer 3 Switching: CEF, MLS, Ether Channel

Routing Protocols: IGRP,EIGRP, OSPF, VRRP, HSRP, GLBP, and RIP

Switching Protocols: STP, RSTP, PVSTP, VTP, ARP and VLAN

IP Services: DHCP, NAT, VLAN, DNS, FTP, TFTP, LAN/WAN

Network Technologies: IPsec, GRE, IPv4, IPv6

Switches: Catalyst 6500, MSFC, MSFC2, 7600, 3700, 3500

WAN Protocols: HDLC, PPP, MLPPP

Security Technologies: Cisco FWSM/PIX/ASDM, Juniper SRX, Cisco ASA, Checkpoint, Palo Alto

WAN Technologies: ATM, ISDN, PPP, MPLS, ATT, 802.11, 802.11a, 802.11b

Operating Systems: Windows Exchange Server 2007, Window 2000/XP/Vista, DOS, Windows server 2003/2008, Linux, UNIX, IOS

PROFESSIONAL EXPERIENCE

Confidential, Hanover, NJ

Sr. Network Engineer

Responsibilities:

• Performed switching technology administration including VLANs, inter-VLAN routing, STP, RSTP, port aggregation & link negotiation.
• Performed troubleshooting, while maintaining trouble ticket tracking, following internal/external escalation procedures and customer notifications.
• Configured &Troubleshooting with BGP OSPF, EIGRP.
• Configuring VLANs, STP, VTP and Inter-VLAN routing in LAN environment.
• Configuring and troubleshooting with Cisco ASA (5550/5520), Juniper SRX (3600/650)
• Design and configuring of OSPF, BGP on Juniper Routers and SRX Firewalls.
• Configuration & maintenance of Cisco 2600 series routers with OSPF protocols.
• Upgrading the network by translating protocol like EIGRP to OSPF.
• Used DHCP to automatically assign reusable IP addresses to DHCP clients.
• Implemented Cisco IOS Firewall IDS using 2600 series router.
• Configuring RIP, OSPF and Static routing on Juniper M and MX series Routers
• Experienced with PPP and TCP/IP internals and debugging techniques
• Designed network architectures and implementation of network Switches.
• Configured VTP domain, trunk links, ether channels and remote VLANs on Cisco and other vender’s switches
• Configured and installed new IP addresses for new users by using IP Addressing and Subnetting Scheme.
• Create a Virtual Network on Windows Azure to connect all the servers.
• Creating and updated network shares, adding permissions software and groups for users through Windows server Active Directory.
• Troubleshooting the network for the connectivity issues and network performance issues.
• Laying down the network design for the premises and recommending the required equipment’s.
• Getting the issues solved in a timely manner and escalating the problems which require intervention from higher levels.
• Ensuring proper working of all the network equipment’s (routes switches & firewall).
• Producing reports network productivity, plans and issues for higher management.
• LAN / WAN installation, Configuration and support / IOS update (CISCO routers, Switches).
• Administer & troubleshooting Manage engine firewall analyzer, MRTG Graph for bandwidth utilization.
• Responsible for network documentation and daily, weekly and Monthly Reports.
• Provided load balancing towards access layer from core layer using F5 Network Load Balancers
• Responsible for communication protocols configuration and integration
• Investigating diagnosing and resolve Level 1 & 2 network problem
• CISCO Switch configuration in particular VLAN configuration / troubleshooting

Environment: s: Implementation, configuration and troubleshooting of network using Switching technology like VLANs, inter-VLAN routing, Routing technology like EIGRP, OSPF, BGP.

Confidential, Torrance, CA

Network Engineer

Responsibilities:

• Worked onCiscoLayer 2 switches (spanning tree, VLAN).
• WAN Infrastructure running OSPF & BGP as core routing protocol.
• Configuration and troubleshooting of Cisco 2500, 2600, 3000, 6500, 7500, 7200 Series routers.
• Tested authentication in OSPF and BGP.
• 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 and troubleshoot OSPF and EIGRP.
• 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.
• Perform network analysis using various tools like Wireshark and Solarwinds.
• 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.
• Packet capturing, troubleshooting on network problems with Wireshark, identifying and fixing problems
• Working knowledge of firewall technologies Palo Alto.
• Experience in Configuring VPC, VDC and ISSU software upgrade in Nexus 7010 Including NX-OS Virtual Port Channels, Nexus port profiles, Nexus Version 4.2 and 5.0, Nexus VPC peer link.
• Demonstrated experience with Check Point, Cisco, andPaloAltoNetworks solutions
• In-depth expertise in the implementation of analysis, optimization, troubleshooting and documentation of LAN/WAN networking systems.
• Experience in working for Nexus switches 2000, 5000 and 7000 series.
• WAN Infrastructure running OSPF as a core routing protocol.
• 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.
• Worked extensively in Configuring, Monitoring and Troubleshooting Cisco's ASA 5500
• Configured RIP, PPP, BGP and OSPF routing.
• Experience working with High performance data center switch like nexus 7000 series.
• Performed load balancing and application level redundancy by deploying F5 BIG-IP LTM 3900.

Environment: Palo Alto, Cisco ASA 5540/5500, Rip, EIGRP, OSPF, BGP, LAN, WAN, HARP, MPLS, F5 BIG - IP LTM 3900, Nexus 2K/5K/7K, MS Visio, PPP, VLAN, VPN.

Confidential, Austin, TX

Network Administrator

Responsibilities:

• Experience with convert Checkpoint VPN rules over to the Cisco ASA solution. Migration with both Checkpoint and Cisco ASA VPN experience.
• Lead the installation and configuration of corporate wide rollout of the Cisco Catalyst 3550, 3750, 4500, and 6509 switches.
• Worked in setting up Inter-VLAN routing, redistribution, access-lists and dynamic routing.
• Replaced Checkpoint firewall architecture with new next generation Palo Alto appliances serving as firewalls and URL and application inspection.
• Worked extensively in Configuring, Monitoring and Troubleshooting Cisco's ASA 5500.
• Experience in migration of VLANS.
• Expertise in implementing L2 technologies including VLAN's, VTP, STP, RSTP.
• Configuring and Troubleshooting Route Redistribution between static, RIP, EIGRP OSPF & BGP protocols.
• Configured Security policies including NAT, PAT, VPN's and Access Control Lists.
• Configuring IPsec VPN on Cisco Firewall.
• Maintained, upgraded, configured, and installed Cisco ASA 5510, 5520, & 5505 Firewalls from the CLI and ASDM.
• Managed network IP access via Dynamic Host Configuration Protocol (DHCP).
• Managed network security processes using ASA firewalls.
• Prepared technical documentation of configurations, processes, procedures, systems and locations.
• Redistribution of routing protocols and Frame-Relay configuration.
• Researched and implemented upgrade process to support Cisco VPN solution.
• Researched, designed, tested and implemented Cisco's VPN solution for remote clients.
• Responsible for designing and implementation for customer network infrastructure.
• Upgrade Cisco Routers and Switches IOS using TFTP.

Environment: Palo Alto, Cisco ASA 5520/5510, VTP, STP, RSTP, F5 BIG - IP LTM 3900,DHCP, MS Visio, NAT, PAT, VPN’s and Access Control.

Confidential

Network Administrator

Responsibilities:

• Hand on experience of the configuration and implementation of various Cisco Routers & L2/L3 Switches.
• Extensive experience in configuring and implementing BGP, EIGRP and OSPF.
• Configuration of EIGRP and OSPF as interior gateway protocol with route filtering and route redistribution, installed and maintained Cisco 3600, 2600 and 7200 backbone routes with HSRP
• Replaced Fast Ethernet switches with Gigabit Ethernet switches.
• Used DHCP to automatically assign reusable IP addresses to DHCP clients.
• Developed documentation, system standards and SOPs within the organization.
• Assisted in troubleshooting LAN connectivity and hardware issues in the network.
• Worked on FTP, HTTP, DNS, DHCP servers in windows server-client environment with resource allocation to desired Virtual LANs of network.
• Responsible for day to day management of Cisco Devices, Traffic management and monitoring.
• Responsible for service request tickets generated by the helpdesk in all phases such as troubleshooting, maintenance, upgrades, patches and fixes with all around technical support
• Providing daily network support for national wide area network consisting of MPLS, VPN and point-to point site with Routing Information Protocol.
• Working experience with A10 and F5 Load Balancer.
• Experienced as Commercial technical support engineer for servers and network infrastructure.
• Analyzed LAN to determine what were the major problems and improvements needed to be made to the network infrastructure.

Environment: s: Configure and troubleshooting of routing protocol like EIGRP, OSPF, BGP, DHCP configuration (Server & Client), MPLS, VPN, Point to Point Site, Cisco routers and switches, Access control server, VLAN

Confidential

Jr. Network Administrator

Responsibilities:

• Upgrade Cisco 7200, 3600 Router IOS Software, backup Routers and Catalyst 3560, 4500 switch configurations
• Support 24x7 operations and answer calls from the customers on network emergencies and resolve issues
• Install and manage Cisco Catalyst 3500XL, &2960 series Switches and Cisco 1800, 3900 series routers.
• Plans, coordinates, implements and supports the LAN / WAN hardware, software and Internet /Intranet integration network connectivity, diagnose network failures and resolve any problems.
• Responsible for implementation and day to day operations of all associated hubs, routers, bridges, gateways and related equipment
• Monitoring the network, troubleshooting network problems, implementing changes, communicating and working closely with vendors, customers, system administrators
• Troubleshoot and fix any backup and monitoring systems related issues in conjunction with Systems team and external vendors
• Active participation on operational support for routing/switching protocols in complex environments including BGP, OSPF, EIGRP, Spanning Tree, 802.1q, etc.
• Managed various teams involved in site surveys, cabling specifications, Network equipment installation and configuration.
• Design OSPF areas for reliable Access Distribution and for Core IP Routing.

Environment: Cisco 7200/3600, LAN, WAN, BGP, OSPF, EIGRP, Spanning Tree