SUMMARY

• Network Engineer with over 7+ years of experience in the industry, which includes expertise in the areas of Routing and Switching.
• 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.
• Implementation traffic filters on Cisco routes using Standard, extended Access list.
• Expert Level Knowledge about TCP/IP and OSI models.
• In - depth expertise in the analysis, implementation, troubleshooting & documentation of LAN/WAN architecture and good experience on IP services.
• In-depth knowledge and hands-on experience on IP Addressing, Sub netting, VLSM and ARP, reverse & proxy ARP, Ping Concepts.
• Knowledge of implementing and troubleshooting complex layer 2 technologies such as VLAN Trunks, VTP Ether channel, STP, RSTP and MST.
• Experience in Configuration and Support ofLAN protocols on Cisco Switches such as (Layer2, Layer3 and Multi Layer)
• Experience in configuring HSRP and redistribution routing protocols troubleshooting them.
• Hands on experience working with Cisco Nexus 7K, 5K & 2K Switches.
• Worked on NXOS, IOS, IOS-XR BXB to N7K-NXOS (MPLS) system test.
• Strong hands on experience in installing, troubleshooting, configuring of Cisco 7200, 3800, 3600, 2800, 2600, 2500 and 1800 series Routers, Cisco Catalyst 6500, 4500, 3750, 2950 and 3500XL series switches.
• Configuring Virtual Chassis for Juniper switches EX-4200,Firewalls SRX-210
• Worked on JUNOS platform and IOS upgrade of Juniper devices.
• Knowledge and experience of 802.11 a/b/g/n Ethernet standard for wireless Technology.
• Implementation of HSRP, VRRP and GLBP for Default Gateway Redundancy.
• Expert knowledge of cable connectors and replacement as RJ-11, RJ-45, V.35, RS-449.

TECHNICAL SKILLS

LAN Technologies: VLAN, VTP, Inter-Vlan routing, STP, RSTP, PVST, 802.1x

WAN Technologies: Frame Relay, ISDN, PPP, ATM, MPLS, Channel & Leased lines

Network Securities: NAT/PAT, VPN, Filtering, Load Balancing, IDS/IPS, IPSec, ACL

Routing Protocols: RIP, IGRP, EIGRP, OSPF, BGP, IS-IS, HSRP,VRRP, IPv6

Routed Protocols: TCP/IP, IPX/SPX

Infrastructure Services: DHCP, DNS, SMTP, POP3, FTP, TFTPNetwork Managements SNMP, SSH, Telnet, ICMP

IP Telephony: VOIP, FXO/FXS/E&M/T1/ISDN/ PRI, Call manager Express.

Operating Systems: Windows Vista/XP/NT/2003, MS DOS, UNIX, Linux

Comm. Protocols: ARP, Wi-Fi, WiMax, CDMA, 3G

Packages: Visual Studio 2008, OPNET, MATLAB, CAD, Flash, Dream weaver.

PROFESSIONAL EXPERIENCE

Confidential, PA

Sr.Data Network Engineer

Responsibilities:

• Managing and configuring Cisco Switches and Routers independently.
• Configured Multiprotocol Label Switching (MPLS) VPN with Routing Information Protocol (RIP) on the customer’s Site.
• Configured Nexus 7010 including NX-OS Virtual Port Channels, Nexus port profiles, Nexus Version 4.2 and 5.0, Nexus VPC peer links
• Installation, configuration, and post installation daily operational tasks with datacenter infrastructures.
• Built setup and configured Check Point Firewalls. SPLAT, R7 .40.
• Implemented Change request to Checkpoint, Cisco PIX Firewalls and F5-BIGIPs.
• Experience with Authentication protocols like RSA and Tacacs.
• Configuring, troubleshooting and deployment of F5 Load balancers.
• Migration of Cisco ACE load balancers to F5 load balancers.
• Hands on experience with trouble shooting and configuring terminal servers.
• Expertise on digital decservers 700,732 and 900TM.
• Providing Technical Support and Consulting solutions for Network Problems.
• Creating and managing user accounts to all team members in implementation environment.
• LAN cabling in compliance with CAT6 standards; Installing new hardware and swap out hardware physically.
• Hands on using crimp tools, punch down tools to punch cables to the 110 data/voice blocks.
• Communicating and escalating tickets with service providers for network outage issues.
• Configure wireless routers on enterprise network.
• Built setup and configured Check Point Firewalls. SPLAT, R7 .40.
• Configured and installed Aruba Wireless networks, Clear pass and airwave applications.
• Managing the DNS entries using InfoBlox; IP addresses using Infoblox IPAM .
• Monitoring Network infrastructure using SNMP tools HP NNM, Solar-winds and Opnet.
• Coordinating with Security team for NAT configuration and troubleshooting issues related to access lists and DNS/DHCP issues within the LAN network.
• Experience in troubleshooting VLAN, STP (Spanning tree protocol), & Switch Trunk and IP subnet issues.
• Worked on Physical site; latency and slowness issues in transmitting results within internal quest network.

Confidential, Columbus, OH

Sr.Network Engineer

Responsibilities:

• Involved in Configuring and implementing of Composite Network models consists of Cisco7600, 7200, 3800 series routers and Cisco 2950, 3500, 5000, 6500 Series and Nexus switches.
• Designed 10 gigabit networks using Cisco Nexus 7000 series switches, and Cisco 3800 series routers.
• Knowledgeable of 802.11 a/b/g/n Ethernet standard for wireless Technology.
• Configured networks using routing protocols such as RIP, OSPF, BGP and manipulated routing updates using route-map, distribute list and administrative distance for on-demand Infrastructure.
• Configured OSPF over frame relay networks for NBMA and point to multipoint strategies.
• Configured and maintained Cisco ASA firewalls.
• Implementing 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 tunings AS-path.
• Implemented various OSPF scenarios on networks consisting of 7600 routers.
• Configured policy based routing for BGP for complex network systems.
• Configured Multiprotocol Label Switching (MPLS) VPN with Routing Information Protocol (RIP) on the customer’s Site.
• Cisco Secure Access Control Server (ACS) for Windows to authenticate users that connects to a VPN 3000 Concentrator.
• 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.

Confidential, St Paul, MN

Network Admin

Responsibilities:

• Assisted in troubleshooting LAN connectivity and hardware issues in the network of 100 hosts.
• Studied and analyzed client requirements to provide solutions for network design, configuration, administration, and security.
• Configuring Virtual Chassis for Juniper switches EX-4200,Firewalls SRX-210
• Worked on JUNOS platform and IOS upgrade of Juniper devices.
• Involved in troubleshooting IP addressing issues and Updating IOS images using TFTP.
• Maintained redundancy on Cisco 2600, 2800 and 3600 router with HSRP.
• Experience deploying BIG-IP F5LTM Load Balancers for load balancing and traffic management of business application.
• 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.
• Performed RIP & OSPF routing protocol administration.
• Interacted with support services to reduce the downtime on leased lines.
• Troubleshoot problems on a day to day basis & provide solutions that would fix the problems within their Network.
• Maintenance and Troubleshooting of connectivity problems using Ping, Trace route.
• Daily responsibilities included monitoring remote site using network management tools, assisted in design guidance for infrastructure upgrade & help LAN administrator with backbone connection and connectivity issue Other responsibilities included documentation and support other teams

Confidential, New York, NY

Network Support Engineer

Responsibilities:

• Provided configuration of STP and Port Security on Catalyst 6500 switches.
• Configure Cisco CRS1 Routing System,back out of configuration changes to restore old versions.
• Configure the Cisco IOS XR security features in both owner SDR and non-owner SDRs
• Configure legacy route map configurations using the new Cisco IOS XR Routing Protocol Language (RPL).
• Worked with Juniper net Screen 500/5200 and also juniper SRX 650/3600.
• Worked on Fiber channel over Ethernet (FCOE) for connecting 10gigabit Ethernet networks.
• Maintaining Core Switches, creating VLANs and configuring VTP.
• Optimized performance of the WANnetworkconsisting of Cisco 3550/4500/6500 switches by configuring VLANs.
• Performed redistribution with OSPF, EIGRP, RIP version 1 and 2 to enable communication with backbone.
• Executed BPDU Guard, port-fast, uplink fast and other spanning tree features on various layer 2 and layer 3 switches.
• Configured static NAT, dynamic NAT, dynamic NAT overloading.
• Back up Cisco IOS to a TFTP server and Upgraded and restored a Cisco IOS from TFTP server.

Confidential

Jr.Network Engineer

Responsibilities:

• Mapping client's requirements and providing them best solutions involving evaluation and definition of scope of project and finalization of project requirements.
• Identifying the Project & Solution bottleneck and undertake corrective measure.
• Participating in design reviews to ensure integrity of the solution.
• Design & Implemented IP MPLS Network OSS/BSS Flow including OMS, PMS (Metasolv), SLA (Micro mouse), Billing (Elite core), Storage & Backup Solution for MTNL Mumbai.
• Design, configuration & trouble shooting of protocols such as BGP, MP-BGP, OSPF, LDP, RSVP, MPLS
• Design, configuration & trouble shooting of the services IPTV, VOIP, High speed Internet, L3VPN, L2VPN, Site to Site IPSec VPN, NAT, and Dial VPN, zone based firewall policies, ACL.
• Responsible to provide technical support to the team for designing, configuration & troubleshooting of the network.
• Responsible for MTNL MPLS project maintenance & to ensure that the faults are closed within defined time lines.
• Assist in reduction of MTTR of Network faults.