SUMMARY

• Over 8 years of expertise in Network Planning, Designing, Implementing and troubleshooting of complex Multi - protocol IP networks, Frame-Relay networks, ATM network. Extensively worked on L2/L3 switches, Load balancers, firewalls and VPN’s.
• Expert level knowledge of troubleshooting, implementing, optimizing and testing of static and dynamic routing protocols such as EIGRP, OSPF, BGP ability to interpret and resolve complex route table problems.
• Experienced in large-scale enterprise network maintenance and migration with expertise in designing planning, and testing of enterprise LAN/WAN products and protocols.
• Working experience with CISCO Switches ( 60 | 3750 stack | 00 series).
• Working experience with CISCO Routers ( 00 | 00 series).
• Configured and managed Nexus 2k fabric extender, 5K and 7K switch network at the client’s location.
• Designing and Implementation expertise of network with routing protocols such as RIPv2, EIGRP, OSPF and BGP.
• Configuration experience of Site-to-Site VPN and Remote-access VPN with CISCO PIX 515E firewall and ASA 20. Good knowledge regarding configuration and maintenance of Checkpoint.
• Expertise in designing, implementation and support of LAN.
• Good knowledge of WAN technologies such as Frame Relay and MPLS.
• Working experience with 6500 series switches at layer 2 and layer 3. Implemented 6500 VSS for improved efficiency and high bandwidth availability.
• Experienced in gateway load balancing using HSRP and VRRP.
• Managing Layer 3 filtering using Distribute-list, ACL, Prefix list and Route-map.
• Expertise in creating groups and pruning traffic flow using VLAN, VTP, ISL, 802.1Q.
• Configuration experience for maintaining loop free topology using STP, RAPID-PVST and MST.
• Aggregating switch links using LACP and PAGP protocols.
• Implementation and Troubleshooting of WAN authentication protocols- PPP, CHAP and PAP.
• IP addressing and IP address scalability by configuring NAT/PAT.
• Implementing port based security by authenticating users with 802.1x switch port configuration and implementing VACL and port security for restricting local user access.
• Good knowledge about spoofing attacks and mitigating them using DHCP snooping, IP source guard and Dynamic ARP inspection.
• Experience in the setup of Access-lists, RIP, EIGRP and tunnel installations.
• Experience in the setup of Access-Lists, and RIP, EIGRP, and tunnel installations.
• Proficiency in configuration of VLAN setup on variousCiscoRouters and Switches.
• Upgrading CAT OS and CISCO IOS for switches and routers.
• Experienced working on network monitoring and analysis tools like, SOLAR WINDS, CISCO works and Wireshark.
• Excellent in documentation and updating client’s network documentation using VISIO.
• Worked on NXOS, IOS, IOS-XR BXB to N7K-NXOS (MPLS) system test.
• Troubleshooting Cisco and Juniper routers and switches
• Experience with configuring Nexus 2000 Fabric Extender (FEX) which acts as a remote line card (module) for the Nexus 5000
• Enhanced level of experience with OSPF, BGP, and TCP/IP.
• Strong background in Technical support, network and communication infrastructure and desktop administration.
• Self-motivated with ability to quickly comprehend, co-ordinate, organize, analyze, troubleshoot and solve simultaneous complex technical issues.
• Prior experience working in a 24/7 operational environment to achieve desired project targets.
• Possess excellent communication, interpersonal and presentation skills.

TECHNICAL SKILLS

Routers: (1800, 2500, 2600, 2800, 3600, 3800, 7200).

Cisco Switches: (2900, 3500, 4000, 4500, 5000, 6500, Nexus 5k and 7k).

Operating Systems: Windows 7, Vista, XP, 2000, LINUX, Cisco IOS, IOS XR

Routing Protocol: (BGP, OSPF, EIGRP, IGRP, RIP), Routed Protocol TCP/IP, Multicasting.

Management tools: SNMP, Syslog, Sniffer, and Wireshark.

LAN Protocol: VLAN, VTP, Inter-vlan routing, ISL, dot1q, STP, RSTP,LACP, PVST, HSRP, GLBPEthernet, Port security.

WAN Technology: Frame Relay, X.25, E1/T1/DS1/DS3

Network Management: SNMP v2, Cisco Works, 3Com Network Analyzer, MRTG, SolarWinds, TACACS

Network aspects: IPV4, IPv6, ASR9000, Cisco 6500's, 4900's, 2900's, Zenoss, Arbor, ITIL v.3ServiceNow.

Network Security: Knowledge of Firewall, IPSec, IPS/IDS,&Cisco PIX/ASA, Palo Alto Cisco VPN Concentrators, TACACS/RADIUS

Juniper: E series, J series and M series. MX960, M10i, T1600, T640)

Application Protocols: DHCP, DNS, FTP, TFTP.

Documentation: Microsoft Office, Visio.

VPN Technologies: IPSEC, SSL

PROFESSIONAL EXPERIENCE

Confidential, Bellevue, WA

Network Engineer

Responsibilities:

• Work on different networking concepts and routing protocols like BGP, EIGRP, OSPF and other LAN/WAN technologies
• Checkpoint Level3 operations support with hardware operations - fixed all problems & RMA’s, taking any escalations that dealt with the equipment and its connection: interfaces,VLAN’s, routes, etc.
• User admin on the firewalls, adding and deleting users as they come and go.
• Provided proactive threat defense with ASA that stops attacks before they spread through the network.
• Working knowledge of multiple vendor equipment. Juniper ( ERX 1400, M320, MX960, M10i, T1600, T640) & Cisco ( CRS8/16, 10K, 2811, 3661, 7200, 7600)
• Enabled to create a Positive Enforcement Model control between two networks that have different trust levels
• Worked on NXOS, IOS, IOS-XR BXB to N7K-NXOS (MPLS) system test.
• Understanding the JUNOS platform and worked with IOS upgrade of Juniper devices
• Responsible for CheckPoint and Cisco ASA firewall administration across global networks
• Implemented standard configuration template scripts in various network devices for snmp v2, logging, and ntp
• Extensive experience in configuring and troubleshooting of routing protocols RIP v1/v2, EIGRP, OSPF and BGP.
• In-depth knowledge and hands-on experience in Tier II ISP Routing Policies, Network Architecture, IP Subnetting, VLSM, TCP/IP, NAT, DHCP, DNS, FT1 / T1 / FT3 / T3 Sonet POS OCX / GigE circuits, Firewalls.
• Involved in Configuration of Access lists (ACL) on checkpoint firewall for the proper network routing for the B2B network connectivity
• Configured and monitored different monitor modules F5 big-ip LTM
• Configured VPN Concentrator and CiscoASA Firewalls to ensure secure connectivity in accordance with DISA STIG requirements
• Experience with convert Checkpoint VPN rules over to the Cisco ASA solution. Migration with Cisco ASA VPN experience
• Specialize in configuration and setup for Juniper, Paloalto, Infoblox, HP and Dell.
• Created standard access lists to allow snmp, ntp and logging servers.
• Replaced 6500 from access layer and Installed 3750s Switches.
• Racking and Stacking of Cisco 3750 Switches.
• Configure legacy route map configurations using the new Cisco IOS XR Routing Protocol Language (RPL)
• Configuring and managing Blue Coat Proxy Servers
• Managing of Juniper T1600 & M320 routers as next generation IGRs, Use for Big Pond as well as any ISP solution
• Troubleshooting of Cisco 2800, 2900, 3900, 7200, 7600, ASR9000, CRS and GSR 12k Series routers.
• Configure Site-to-site tunnel on ASA firewall
• Troubleshoot all Tier 2 customer issues on the variants of Palo Alto Networks firewalls in Enterprise
• Configuring LAN/WAN Links like-Leased Line, VPN, Checkpoint/Firewall(PIX/ASA)
• Co-ordinate with the Data Network and Security team and come up with possible solution
• Provide solutions to Tier 1 escalated issues and tickets
• Experience with convert Checkpoint VPN rules over to the Cisco ASA solution. Migration with Cisco ASA VPN experience
• Work on Physical site Inventory verification, gather information of various Cisco Network devices and Security Devices to develop Run book and Spec Book.
• Upgraded IOS on various Cisco Routers and Switches.
• Configured L2 and L3 security features on devices
• Implemented Positive Enforcement Model with the help of Palo Alto Networks
• Design, and configuring of OSPF, BGP on Juniper Routers and SRX Firewalls
• Support Telstra’s National core IP/MPLS Network comprising of meshed Cisco CRS-1 Routers, Juniper M320’s & T640’s as the Provider Edge devices & Catalyst L2/L3 Switches

Confidential, Chicago, IL

Sr. Network Engineer

Responsibilities:

• Experience converting Cat OS to Cisco IOS on the Cisco 6500 switches
• Report network software bugs/defects through ClearQuest/DDTS bugs tracking tool
• Testing with traffic generators: IXIA suites, JDSU, N2X, SmartBits, LightWave
• L2 Ethernet/VLAN, L3 IP, IP-based/QoS traffic.
• Designed MPLS VPN and QoS for the architecture using Cisco multi-layer switches
• Cisco IOS experience on 3600/7200 class hardware in complex WAN environment and experience on Cisco OS and IOS on CAT6500 in a complex data centre environment
• Experience in migration of Frame-relay based branches to MPLS based technology using multi-layer stackable switch like 6500 series and 2800 series router
• Configured OSPF redistribution and authentication with type 3 LSA filtering and to prevent LSA flooding.
• Configured OSPF over frame relay networks for NBMA and point to multipoint strategies.
• Implementing traffic engineering on top of an existing Multiprotocol Label Switching (MPLS) network using Frame Relay and Open Shortest Path First (OSPF).
• Configuring RIP, OSPF and Static routing on JuniperM and MX series Routers
• Configuring VLAN, Spanning tree, VSTP, SNMP on EX series switches
• Hands on experience installing Sup720 for Cisco 6509-E series and its Gigabit Ethernet port deployment in the core network
• Configuring IP, RIP, EIGRP, OSPF and BGP in routers.
• Experience in deploying EIGRP/BGP redistribution and the changing the metrics for the primary and backup paths for the packet prioritization and EIGRP tuning
• Experience on a mesh 6500 and 5500 series routes and switches to support the core trading system. Involved in designing data communications and networks utilizing that utilize a mixture of frame relay, point to point
• T1, T3 & OC3 lines
• Design, and configuring of OSPF, BGP on Juniper Routers and SRX Firewalls.
• Worked on F5 LTM, GTM series like 6400, 6800, 8800 for the corporate applications and their availability
• Installed and configured the Cisco routers 2800 in two different customer locations. It includes coordinating with Verizon and AT&T in order to bring the serial interface up for T3 link. Also, configuration includes frame relay, BGP and VPN tunnel on GRE
• VLAN Configurations, troubleshooting and Firewall ACLs and Object-Groups configuration and support
• Configured IPSec site-to-site VPN connection between Cisco VPN 3000 Concentrator and Cisco 3800

Confidential, New York, NY

Network Operations Engineer

Responsibilities:

• Designed and installed new Branch network systems. Resolved network issues, ran test scripts and prepared network documentation.
• Ensure problems are satisfactorily resolved in a timely manner with focus on providing a high level of support for all customers.
• Once trouble ticket has been created keep customer informed of status of ticket and estimated time to repair.
• Experience with convert Checkpoint VPN rules over to the Cisco ASA solution. Migration with Cisco ASA VPN experience
• Coordinating with service providers for WAN link outages.
• Checking and configuring Cisco 7613 routers at data center for remote sites’ issues.
• Working on Cisco 6509 and 4507 series switches for LAN requirements, that includes managing VLANs, Port Security and troubleshooting LAN issues.
• Configured OSPF as IGP in the network and eBGP between Service Providers and Internal edge Routers. iBGP between our Edge Routers to maintain redundancy.
• Involved in troubleshooting of DHCP and other IP conflict problems.
• Performed switching technology administration including VLANs, inter-VLAN routing, Trunking, STP, RSTP, port aggregation & link negotiation.
• Configuration of Access List ACL (Std, Ext, Named) to allow users all over the company to access different applications and blocking others.
• Configured Load Balancer viz. F5 LTM
• Configured Firewall cisco ASA 5510.
• Responsibilities also include technical documentation of all upgrades done
• Attending meetings and technical discussions related to current project.

Confidential, Houston TX

Network Engineer

Responsibilities:

• Configured Routing protocols such as OSPF and policy based routing.
• Team member of Configuration ofCisco7206 router and Configuration of Catalyst switches.
• Configuration 7609, 7606 with OSPF and catalyst 6505, 4500, 3550 switches with various VLAN.
• Supported on CiscoNexus 5000and Nexus7000 SeriesSwitch fabric links.
• Create and testCisco router and switching operations using OSPF routing protocol.
• Innovated with support of Palo Alto for remote and mobile users and for analyzing files for malware in a separate (cloud-based) process that does not impact stream processing.
• To secure configurations of load balancing in F5, SSL/VPN connections, Troubleshooting CISCO ASA firewalls, and related network security measures.
• Experience with convert Checkpoint VPN rules over to the Cisco ASA solution. Migration with both Checkpoint and Cisco ASA VPN experience
• In-depth understanding of IPV4, IP Subnetting, VLSM and ARP, Ping Concepts.
• Experience working with Layer 1-7 switching, TCP/IP, OSPF and load balancing (Cisco L2/L3 switches, firewalls, load balancers.
• Test the Network protocols & writing Test Plan, Reviewing the Test Plan, Executing the Test cases OSPF, BGP, ISIS& STP.
• Extensive configuration and implementation experience with PaloAlto Networks Next-Generation firewalls in customer and in-office mission critical production environments
• Performed OSPF and BGP protocol administration and used redundancy protocols like HSRP, VRRP
• Developing global standards for deployment of blue coat proxy servers to replace the older net cache deployments.
• Configuration and extension of VLAN from one network segment to other segment between Different vendor switches (Cisco, Juniper)
• Configure the Cisco IOS XR security features in both owner SDR and non-owner SDRs
• Design, and configuring of OSPF, BGP on Juniper Routers and SRX Firewalls
• Configured Security Policies including NAT, PAT, AAA, ACL’s Standard Access Lists, Distribute-Lists, Route-Maps, VPN Concentrators, IPS/IDS, (PIX, ASA) firewalls.
• Worked on troubleshooting and resolving issues escalated by the NOC and internal systems, including developing, implementing and deploying emergency hot fixes within a global network environment with advanced configurations
• Implementation and configuration of F5 Big-IP load balancers 6400- LTM and GTM(V9).
• Convert Branch WAN links from TDM circuits to MPLS and to convert encryption from IPSec/GRE to GetVPN.
• Implemented Positive Enforcement Model with the help of Palo Alto Networks
• 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.
• Extensive configuration and implementation experience with Palo Alto Networks Next-Generation firewalls in customer and in-office mission critical production environments
• Configured VLANs with 802.1q tagging. Configured Trunk groups, ether channels, and Spanning tree for creating Access/distribution and core layer switching architecture.
• Configured BPDU Guard, port-fast, uplink fast and other spanning tree features.
• 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.
• Configuration and extension of VLAN from one network segment to their segment between Different vendor switches (Cisco, Juniper)
• Responsible for CheckPoint and Cisco ASA firewall administration across global networks.
• Migrated point-to-point T1 WAN to a fully meshed MPLS IPVPN infrastructure
• 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

Network Engineer

Responsibilities:

• Worked onCiscoLayer 2 switches (spanning tree, VLAN).
• 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.
• ASA troubleshooting experience.
• 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.
• Configure Multi-protocol Label Switching (MPLS) on Cisco IOS XR Software
• Configure, Prepare, Activate, and troubleshoot protocols (ISIS, BGP, RSVP, LDP, LSP, MPLS) and new circuits for the network
• 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.
• 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.
• Deployed the switches in high availability configuration with HSRP.
• 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.
• Troubleshoot network problems using Packet Analysis tools like Ethereal.

Confidential

Network Engineer

Responsibilities:

• Migration of RIP V2 to OSPF, BGP routing protocols.
• Configured EIGRP for Lab Environment.
• Implemented ISL and 802.1Q for communicating through VTP.
• Working with Client teams to find out requirements for their Network Requirements.
• Designing solutions for frozen requirements using Cisco Routers and Switches.
• Deploying the network infrastructure to meet the requirements
• Created VLAN and Inter-Vlan routing with Multilayer Switching.
• Providing technical consultancy for better application response using QoS
• Monitor performance of network and servers to identify potential problems and bottleneck.
• Performed RIP, OSPF, BGP EIGRP routing protocol administration.
• Installed wireless access points (WAP) at various locations in the company.
• Maintained redundancy on Cisco 2600, 2800 and 3600 router with HSRP.