SUMMARY:

• 7 Years of Experience in Designing, Deployment and Operations of complex enterprise and service provider networks
• Experience in installing and configuring DNS, DHCP server.
• Experience in configuring Site - to-site and remote access VPN solutions.
• Good knowledge in configuration of Voice VLAN’s (VoIP), prioritizing the voice traffic over the data traffic.
• Experience in configuring various VoIP devices like CUCM version7.0/8.0 softphones,Nextone server and Mediacore.
• Experience in resolving and analyzing VoIP issues including QoS.
• Experience in configuring various VoIP protocols like SIP, H.323, MGCP and RTP.
• Experience on F-5 load balancers LTM and GTM.
• CCNA, CCNP certified network engineer with over 7 years of experience in IT industry, which includes expertise in the areas of Routing, Switching.
• Installed Configured: Cisco Routers: GSR 12000, 7600, 7500, 7200, 3800, 3600, 2800, 2600, 2500,1800, 1700, 800 series
• Catalyst Switches: 6500, 4000, 3550, 2900 series
• Working knowledge of various firewalls includingCisco ASA 5500 series, Cisco PIX 500 series
• Excellent working knowledge ofSAN Cabling, CAT 5, CAT 5e, CAT 6, CAT 6atechnologies,Punch downs - 66, 110
• Proficient in designing networks withMS Visio Worked withload balancingtechniques
• Proficient in configuring, troubleshootingACLs (Standard, Extended, and Named), Layer 2 protocols includingVTP, STP, RSTP, PVRSTP+, VLANs
• Good working knowledge of authentication protocols includingPAP, CHAP, WPA, TACACS+, and IPSec
• Performs analysis and diagnosis of highly complex networking problems in the Data Center Environment
• Good working knowledge ofTCP/IP, 802.x protocols, VLSM, DS0, DS1, DS3, SONET/SDH, ISDN, BGP, IPV6, NAT, VPN, Frame-relay and ATM technologies
• Experience in implementing and configuring F5 Big-IP load balancers 6400-LTM (V9).
• Strong knowledge on Wireless Standards and Technologies, i.e. Ethernet, WAN, LAN, IEEE 802.11 (Wi-Fi). Very good knowledge on IEEE 802.15.1 (Bluetooth), Mesh networks, etc.,
• Provided technical leadership forproblem escalation and resolution.
• Highly motivated with the ability to work independently or as an integral part of a team and committed to highest levels of professionalism.
• Well experienced in configuring various routing protocols like RIP, EIGRP, OSPF, BGP, MPLS
• Well Experienced in configuring protocols like HSRP, GLBP, VRRP, ICMP, IGMP and SNMP.
• Experienced in various Juniper products: EX-2200,EX-4200, EX-4500, MX-480, M Series, SRX210, SRX240
• Experienced working with Nexus 7010, 5020, 2148 and 2248 devices.
• Experience with Firewall Administration, Rule Analysis, Rule Modification.
• Responsible for designing and deploying various network
• & High Availability products like Cisco ASA and Checkpoint Firewall products.
• Experience in Checkpoint Firewall on SPLAT and VPN technologies, Stateful inspection, and Global rule base, address spoofing.
• Configured Security policies including NAT, PAT, VPN, Route-maps and Access Control Lists.
• Implemented traffic filters using Standard and Extended access-lists, Distribute-Lists, and Route Maps.
• Enterprise Switching with VLANs, Trunks, Spanning Tree, Port Spanning etc.
• Well experienced in configuring gateway redundancy protocols like HSRP, GLBP, PPP and SNMP.
• Wrote a PERL script to convert their database data into an importable format for Joomla
• Worked on Load BalancerF5 LTM, GTM series like 6400, 6800, and 8800
• Strong hands on experience in installing, configuring, and troubleshooting of Cisco 7600, 7200,

TECHNICAL SKILLS

Routing: OSPF, EIGRP, BGP, RIP-2, Route Filtering, Redistribution, Summarization, Static Routing.

Switching: VLAN, VTP, STP, PVST+, RPVST+, Inter VLAN routing & Multi-Layer Switching, Multicast operations, Layer 3 Switches, Ether channels, Transparent Bridging

LAN: Ethernet, Fast Ethernet, Gigabit Ethernet, FDDI, CDDI, Token Ring, ATM LAN Emulation

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

Various Features & Services: IOS and Features, HSRP, GLBP, NAT, SNMP, SYSLOG, NTP, DHCP, CDP, DNS, TFTP and FTP Management.

Juniper: EX-2200, EX-4200, EX-4500, MX-480, M Series, SRX210, SRX240

Hardware: Cisco Cat Switches, Routers, Avaya VoIP phones, Cisco IP796X/794X.

Operating Systems: Linux / UNIX / Solaris, Windows NT / 2000 / XPNetwork Management / Other HP OpenView, SNMP, Sniffer, DNS/BIND, PERL, Checkpoint & PIX firewalls, VPNs, DECnet

PROFESSIONAL EXPERIENCE:-

Confidential, Nashville, TN

Senior Network Engineer/Network Analyst

Responsibilities:

• Network Infrastructure Network Infrastructure Design
• Network Service Support Router & Switch Installation
• Multi Room and Multi Site Network Installation
• Wireless Access Points & Configuration
• Install, configure, and maintain network services, equipment and devices.
• Perform troubleshooting for Network Related Issues.
• Documents network problems and resolution for future reference.
• Manage user accounts, permissions, email, anti-virus, anti-spam.
• Perform troubleshooting analysis of the Modems and Routers.
• Provide Call Support for the Customers to Fix the Issue.
• Manage Wireless Connectivity by setting the Channel, SSID and Security.
• Had been Responsible in monitoring the network performance.
• Worked on Routers like Cisco - Linksys, 2Wire, Belkin &Netgear.
• Knowledge of LAN and WAN protocols and topologies (RIP, EIGRP, BGP, MPLS)
• Wells Fargo- 40 sites Router Refresh Rollout in DFW installing Cisco 2960G POE 48 ports, Cisco C2921's Configuring switching, routing &wiping configurations from existing to new hardware.
• 270- sites Network Upgrades from Digital to VOIP from Wachovia to Wells Fargo
• Installing rack, networking switches & routers and server equipment for all facilities.
• National Tire Battery- 45- 50 sites All turnkey installation VOIP Project Configuring and setting Up VOIP Phone System, Wireless AP, Cisco Router 1841's & C2921's
• Wichita Falls AFB Troop Store- VOIP Upgrade cutover for all infrastructures, Rack install with 5 Cisco 1842's with 2800 series router, with Cisco 2960 POE switch.
• Gatorade- Full Network design Installing & configuration on Wireless capability Aironet AP 1242's, Aironet 1728's, Aironet 1262N &Aironet 2451's
• CVS Pharmacy- 320sites Rollout installing Cisco 1842 Wireless AP & Configuring RF Guns, Dex Printers, PDA & and Extra Care Coupon Center for scanning Production on the floor.
• TEXCEL - Running & setting up the wireless DHCP for Public & Private sector for a warehouse environment. Motorola 6532 Wireless AP's
• Designed and installed enterprise WAN network, which is Redundant with automated fail over capabilities to support growing data network and future voice network.
• Sikorsky- Full Turn Key installing infrastructure, configuring equipment Cisco Aironet 3502A B/G/N wireless Access Points with CT Wireless Controller
• The loop was done with a shell script and the PERL script was used to handle the criteria and starting the command that needed to be ran on the file

ENVIRONMENT: Cisco 6500/4500/3560/2950/2924/3850 switches, BROCADE, Cisco 7200/3945/3640/2600/2500 / ASR 1004/1002X routers, EIGRP, MPLS, VTP, Bitlocker, RSTP, OSPF, TFTP, BGP, VOIP, UCCE, Nexus 5k and 7k switches, EMC Storage, ASA Firewalls

Confidential, Auburn Hills, MI

Network Engineer

Responsibilities:

• Responsible for LAN/WAN network support for all of the Logistics Verizon Facilities.
• Configured and setup 2950/2960 user layer switches 24 or 48 port, 2960G-24 or 48 port distribution fiber switches for the core Cisco 3750 series
• Configured and setup 4948 Cisco Series Distribution Switches for VoIP
• Configured and setup the Cisco Catalyst 2800 and 3800 (3845) and 6500 (6509) Series Routers
• Installed different Network Architecture: VLAN, Designed and Configured LAN and WAN using RIP, IGRP, EIGRP, and BGP.
• Troubleshooting several VoIP issues like bandwidth, call quality, one way audio, registration issues and QoS.
• Installed different Network Architecture: VLAN, Designed and Configured LAN and WAN using MPLS, IGRP, EIGRP, and BGP.
• Integrate VoIP with PSTN and setup voice Gateway ensuring QOS for Cisco based Voice over IP and CDR for voice call Accounting.
• Troubleshooting several scenario based and complex networking as well as VoIP related issues.
• Configuring VoIP customers on MEDIACORE VoIP SBC server as well as Multiprotocol Signaling Switch (MSW).
• Creation of PERL scripts to check the QA of network device configurations via SNMP and configuration file checks.
• Maintaining and taking regular backup of several servers including CUCM.
• Worked on 4500 Catalyst switches for the purpose of LAN requirement and for troubleshooting LAN issues.
• Involved in various POC to test drive new Products/Technologies that would Value add to our Data Center Operations
• Involved in Troubleshooting of DHCP and other IP conflict problems.
• Performing health checks on F5 load balancers and monitoring the status of the application servers.
• Installing upgrades or hot fix to further F5 load balancing versions.
• Configured SNATS on F5 load balancer to solve several routing problems.
• Performed Switching Technology Administration including VLANs, inter-VLAN Routing, Trunking, STP, RSTP and Port Aggregation.
• Deployed a large-scale HSRP solution to improve the uptime of collocation customers, in the event a core router became unreachable.
• Configured RSTP, LACP and VTP on Nexus devices.
• Network consists of Heavy Cisco equipment such as Cisco 2500, 2600, 3640, 3945, 7200 series Routers, Cisco 6500, 4500, 3560, 2950, 2924 Switches, Cisco Pix firewall 500 series and Wireless Access points Cisco 1230.
• Understanding of all OSI layers from application to physical, knowledge of RIP, MPLS, ISIS, OSPF and BGP, and experience with bandwidth utilization monitoring.
• Performed MPLS & OSPF Routing Protocol Administration.
• Experience in deploying EIGRP/BGP redistribution and the changing the metrics for the primary and backup paths for the packet prioritization and EIGRP tuning.
• Involved in Troubleshooting IP Addressing Issues and Updating IOS Images using TFTP.
• Handling network devices such as Switches (Cisco Catalyst 2900 and 3500 series), Routers (Cisco 2600, 2800 and 7200 series), Firewalls, Load balancers etc.
• Maintaining Checkpoint security policies including NAT, VPN and Secure Remote access
• Configuring IPSEC VPN (Site-Site to Remote Access) on SRX series firewalls.
• Maintained Corporate Firewalls & Analysis of firewall logs using various tools. Configured and troubleshooting of HSRP on Cisco routers.
• Designed and configured the commands for QoS and Access Lists for Nexus 7K and 5K.
• Involved in New Branch Network Systems. Resolved Network Issues and Prepared Network Documentation.
• This interfaced with PERL scripts to utilize Net::SSH to login to the remote dedicated server to execute commands
• Monitored performance of Network and Servers to identify potential problems and bottleneck.
• Provided Network VLAN support for operations on setting up PCs, Printers, and Cisco AP’s Vendor Management over Infrastructure for voice, data, fiber and phone system support.
• Provide purchasing and designing of all network projects.
• Provided, supported, maintained and made sure every project made their deadline.
• Maintained and Managed the Nortel Meridian Phone System by setting up voicemails, running cross-connects and programming the phones on a daily basis.
• Provided, Programmed, Supported, Maintained the VoIP Mitel Phone (New Installation) for all 5 Facilities
• Monitored and supported all Verizon facilities with 24 hour 7 days a week on call supervision for network support.
• ITIL and Service Management on a daily basis

ENVIRONMENT: Cisco 6500/4500/3560/2950/2924 switches, Cisco 7200/3945/3640/2600/2500 routers, EIGRP, MPLS, VTP, RSTP, OSPF, TFTP, VOIP, Nexus 5k and 7k switches

Confidential, Irving, TX

System/Network Administrator

Responsibilities:

• Configured Cisco Routers (2621, 2621XM, 2620, 2800) using EIGRP
• Configured Cisco Switches (Catalyst 6500, 4500, 3750)
• Provided network connections for new workstations.
• Configured QOS on routers.
• Installed and configured DHCP Client/Server worked on DMVPN setup
• Configured Vlan’s and established connectivity between them.
• Configured HSRP.
• Created the backup configuration of the devices.
• Proactively detect,investigate and preventsecurity and network related threats.
• Troubleshooting Network related problems, providing new LAN connection and Configuration on new LAN connection.
• CISCO 2960 switches and CISCO 2800 router configuration.
• Installation and configuration of CISCO security agent.
• Joining workgroup machines to DOMAIN in actives directory & migrating profile.
• DNS & DHCP configuration
• Planned, coordinated, and executed multiple data center migrations by procuring hardware, designing and implementing network topology, and optimizing network performance
• Installing and configuration of WINDOWS XP, WIN98, WIN2000 and WIN2000 server.
• SAP (System Application Program) installation and configuration.
• Installing and managing Microsoft office packages and other windows utilities & SAP installation and configuration.
• PERL script processed the data and inserted data into the database
• Installation of anti-virus software like trend Micro & Norton antivirus.
• Backup and restore of files and folders in WIN XP and WIN 2003 server.
• Working with remote desktop & troubleshooting the problems.
• Troubleshooting & configuration of Microsoft Office Outlook & Outlook express.
• Installation of PagePro 9100 printers, Toshiba 205 printers, Hp printers & Canon Cano scan lide 25 scanners, SAP (system application program) installation.
• Understanding of all OSI layers from application to physical, knowledge of RIP, MPLS, ISIS, OSPF and BGP, and experience with bandwidth utilization monitoring.
• Installation & Configuring of Mozilla Thunderbird & Firefox.
• Understand the customer scenario and give the proper solution DCS.
• Create and maintain/updatetechnical documentationon regular basis to standardize the routine network related activities.
• Created shell and PERL scripts to handle file verification and/or file copying
• Involved in Switching Technology Administration including creating and managing VLANS’s, Port security, VTP, STP, Inter-VLAN routing, LAN security etc.
• Substantial lab testing & validation prior to implementation of new technologies.

ENVIRONMENT: F5 Big-IP 1500, 3400 module, Cisco 6500/3800/3600 routers, DMZ servers, Windows NT Workstations, NT servers, MPLS, OSPF, BGP and EIGRP.

Confidential

Network Engineer

Responsibilities:

• Configured EIGRP, BGP, and MPLS.
• Implemented Load Balancing between Cisco L3 Switch by HSRP and GLBP.
• Implemented cable multi-service operator (MSO) to capture traditional Telco subscribers with IP telephony and provide relevant QOS.
• Provided support regarding call routing, translation patterns, media resources etc.,
• Maintaining and Troubleshooting VoIP server End-points and Route plans using Real Time Session Manager.
• Day to day troubleshooting and maintenance of CUCM clusters Unity Servers and IP phones in the network.
• Configured redundant pair setup and synchronization between pairs on F5 load balancer.
• Involved in migrating applications from netscalers to F5 Big - IP environment.
• Configure Firewall, IPS and QoS by SDM and provide security by Prefix list, Access- List and By Distribution List.
• Moved Core switches and several non-Cisco devices under strict deadlines to maintain network functionality
• Satisfactorily Resolved Problems in timely manner with focus on providing a high level of support for all customers.
• Implemented new ultra secure networks in multiple data centers that included Cisco 6500s and Juniper security devices.
• Designed VLAN’s and set up both L2 and L3 logical to have it communicate to the Enterprise network.
• Juniper: EX-2200,EX-4200, EX-4500, MX-480, M Series, SRX210, SRX240
• Scheduled preventive maintenance for fire-protection systems, including new protocols. Utilize MS Windows, Word, and Excel for reporting/documenting process.
• Provide high level technical support, including identifying and resolving problems on Cisco supported products for e-Commerce infrastructure. This included external routing and internal/intranet routing for DMZ servers.
• Prepared Engineering documents and Network diagrams in Microsoft Visio.
• Delivered Departmental Efficiency through advanced engineering, technical support, and documentation procedures.

ENVIRONMENT: F5 Big-IP 1500,3400 module, Cisco 6500/3800/3600 routers, DMZ servers, BGP, MPLS, EIGRP

Confidential

System/Network Administrator

Responsibilities:

• Monitor and provided technical support for the Global Network
• Configured and Setup Cisco Routers and Catalyst 5000, 5500, 3550, 4550, 6500 Switch(5000, 3524, and 2900)
• Troubleshooting and Implementation of traffic filters on Cisco routes using Standard and Extended access-list.
• Provided technical support to more than 200,000 users of NT 3.51, NT 4.0, 2000 and 2003 server, FBSD and Linux
• Provided input and support for troubleshooting of Layer 2 LAN technologies including but not limited to Ethernet (Switched, FastE and GigE), Spanning-Tree, VLANs, VTP, and trunking (802.1q and ISL).
• Installed different Network Architecture: VLAN, Frame Relay. Designed and Configured LAN and WAN using MPLS, IGRP, EIGRP, OSPF and BGP.
• Performed maintenance, troubleshooting and setup of large IP Ethernet networks (200,000 hosts )
• Maintained, modified and expanded primarily Cisco based networking environment consisting of multiple routers, switches, PIX firewalls, and Cisco VPN in local and remote data centers.
• Provided input and support for troubleshooting of IP technologies, including but not limited to Network connectivity, IP addressing (CIDR and VLSM), Routing Protocols (BGP, OSPF, EIGRP)
• Designed and implemented security policies using ACL, PIX firewall (515, 520) and ASA (5505,5510 etc).

ENVIRONMENT: Windows NT Workstations, NT servers, MPLS, OSPF, BGP and EIGRP