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Web Services Engineer Resume

Smith Barney New York, CitY

Summary:

  • Over 6+ years of experience in design, development, implementation, trouble shooting and maintenance of complex network systems
  • Experience in testing F5 BIG IP LTM & GTM devices in laboratory scenarios and deploy on site for production
  • Dealt with Local traffic managers, Global Traffic managers of the series like 1000, 2400, 3400, 1500, 6900, 8900, 8800, and 6400
  • Extensive experience in configuring LTM devices during the migration process of pools, members, virtual servers (VIP), nodes, SNAT
  • Hands on experience with the usage of diagnosis tools like Qkview, TCPDUMP for analyzing the real time statistics during the packet flow
  • Worked on updating the SSL certificates on the LTM boxes for new URL sites and their DNS entry with GTM boxes
  • Proficient with the usage of BIGPIPE, BIGTOP utility commands and usage of command line interface during script configuration
  • Worked on updating the WIDE IP for the various applications located on our server farm and their respective VIP, Pool, pool members and node information on the GTM
  • Worked on upgrading the LTMand GTM boxes from TMOS version 9.x to10.x for the local traffic managers
  • Experience on various Operating systems like UNIX, LINUX and their command line usage for deployment
  • Extensive experience in Layer 3 routing and Layer 2 switching and dealt with router configurations like 7200,3800, & 2800 and switches 6500, 4500, 3750,2900 and 3500XL series
  • Proficient in configuration of routing protocols like RIP, IGRP, EIGRP and OSPF multiple areas BGP
  • Expertise in IP subnetting and worked on various designing and allocating various classes of IP address to the domain
  • Involved in troubleshooting of IP conflict problems and worked on Gigabit Ethernet and Fast Ethernet connection and applied QoS for the bandwidth delay
  • Extensive experience in loading Cisco IOS from TFTP server and copying it to CISCO router
  • Extensive troubleshooting experience in ISDN and telephony circuitsCSU/DSU connections
  • Involved in monitoring network traffic and its diagnosis using performance tools like Snort, Snortsnarf, ping tools, and packet player

Certifications:

  • F5 BIG IP Local Traffic Manager (LTM) Essentials V9.4
  • CCNA Cisco Certified Network Associate

Professional Experience:

Confidential, New York City Dec'10 -Till date
Web Services Engineer

  • Worked on F5 LTM, GTM series like 6400, 6900, 8800 for the corporate applications and their availability
  • Involved in iRule management like loading rules, writing iRule syntax using TCL language and iRule extension to TCL
  • Hands on Experience testing iRules using Browser(IE), HTTP watch, curl, Scripts(shell/batch file/perl) and host files
  • Worked on content routing requests, generate SSL certificates, load configurations and create DNS entries
  • Dealt with creating VIP(virtual servers), pools, nodes and applying iRules for the virtual servers like cookie persistency and redirection of URL
  • Proficient knowledge in (TMOS) Traffic management operating system of BIG IP followed by Packet-by-packet architecture to full proxy architecture
  • Involved in updating certificates to URL of applications and troubleshooting issues based on GUI configuration utility
  • Worked on pulling the configurations of the 9.x version LTM devices and generating the configurations for new 10.x version LTM box using the internal tools
  • Used diagnosis tools like TCPDUMP for analyzing the packets during migration and their traffic flow issues from internal to external client request
  • Involved in writing the pools, members, virtual servers, monitors and proxies configuration script for the Local traffic managers
  • Involved in building IPSEC VPN for the Vanguard group based on the request from the external client
  • Designed & Implemented IPSEC based VPN using peers, 3DES encryption and Pre-shared key systems
  • Dealt with router series like 7200, 6509, 6513 during the VPN implementation and responsible for troubleshooting the complex issues
  • Proficient in building Static routes, RIP, BGP routes, Access lists, Prefix lists, VLAN's for the entire design model

Confidential, Pennsylvania Feb'10 - Nov'10
Network Engineer
Responsibilities

  • Worked on migrating the LTM 2400 version 9.2 to 3600 LTM version 9.4
  • Worked on updating pools, members and nodes using the GUI interface for the local traffic managers
  • Involved in writing iRules for the LTM and updating the existing rules based on the Engineering team's guidance.
  • Dealt with creation of VIP's, creation of Pool members and allocation of multiple application to the various pool slots
  • Experience in dealing with Bigpipe commands, Bigpipe configurations, and command line tools like Tcpdump, Qkview, Bigtop and Bigstart
  • Worked on BIG IP upgrade process from 9.2 to 10.x version on the GUI and command line based instructions
  • Dealt with various packet analysis tools like tcpdump (on BIG IP Units) and Ethereal, HTTP watch, SSLdump (on BIG IP), qkview used for the troubleshooting and expediting the LTM, GTM controllers
  • Familiar with packet tracing, viewing traffic on tagged VLAN and displaying VLAN tags with tcpdump and worked on huge dumps for the analysis using Tethreal or tcpdump for BIG-IP
  • Dealt with Cisco switches 6509, 6513 for back to back VLAN trunks concerned to the LTM box deployment
  • Worked on enabling BGP routing and static routes on the LTM for routing internal and external traffic
  • 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 center environment
  • Worked with Juniper Netscreen firewalls
  • Experience in configuring routing protocols like EIGRP, RIPv2, OSPF & BGP and Cisco ACS protocols like RADIUS and TACACS

Confidential, North Carolina Jun'09- Jan'10

NOC Engineer

Responsibilities:

  • Involved in F5 BIG IP LTM administration, familiar with enterprise level traffic managers like 6800, 3600, 1600,3400 series
  • Involved in updating the VIP's for pools and pool members, updating iRules for the URL created in the new DNS entry
  • Worked on updating WIDE IP for Global traffic managers which are assigned for multiple data centers located across different geographical locations
  • Experience in routing protocols like OSPF, BGP, and standby protocols like HSRP and VRRP implementation on the routers
  • Designed VLANs, access lists (ACL), troubleshooting IP addressing issues, updating IOS images and other hardware installations
  • Experience in troubleshooting VLANs, STP (Spanning tree protocol), trunks and IP subnetting issues
  • Dealt with NAT configuration and it's troubleshooting issues related to access lists and DNS/DHCP issues within the LAN network
  • Involved in configuration of access lists (ACL) on checkpoint firewall for the proper network routing for the B2B network connectivity
  • Provisioning and troubleshooting Ethernet services, Gigabit networks, connectivity issues with WAN types (T1, E1, DS3, and Frame relay) and data circuit debugging
  • Dealt with the escalation problems from Level1,2 & 3 for routing, switching and WAN connectivity issues using ticketing system remedy
  • Possesses excellent verbal and written communication skills and experience developing and maintaining technical procedure and documentation

Confidential, New Jersey Dec'08 - May'09
Data Network Engineer
Responsibilities:

  • Experience in testing and designing with EIGRP, OSPF, IS-IS and BGP routing protocols and multi-home autonomous systems for BGP
  • Worked on BGP multi-homing issues and HSRP routing troubleshoot for the CER routers and PER routers
  • Experience in implementation, support and trouble shooting of VLAN's including operational knowledge of spanning tree protocol (STP),VLAN trunking, inter VLAN routing and ISL/802.1q
  • Experience in testing router series 6500 & 7500 for developed its features
  • Testing and troubleshooting of circuits for layer 3 devices in WAN environment and debugging protocol issues
  • Troubleshooting of Routers, installation and configuring CISCO multi-layer switches like 3550 series
  • Configuration and troubleshooting of VLANs and Inter VLAN routing, Spanning Tree configuration and Trunking with 802.1q
  • Worked on Cisco routers like 2500, 2600 and 3600
  • Extensive knowledge of CISCO 1900, 2900, 2950 and 3500XL series switch operation
  • In depth understanding and configuration of PPP (PAP, CHAP), PPP fragmentation and ATM for LLU - use of VPI/VCI switching paths

Confidential, Pune, India Jun'07 - Nov'08
Network Administrator
Responsibilities:

  • Worked on Windows Server administration in configuring the Active Directory, DNS server and ISA server for the corporate
  • Worked on Level-2 and Level-3 network severity alerts during the on call assignments related web server and mail server issues
  • Hands on experience working with SOLARIS, UNIX, and LINUX operating systems for handling Telecomm backend servers
  • Deployment of OSPF dynamic routing NOC engineering network routers, previously running RIP and Static routes
  • Monitoring the Network condition using SNMP protocol about the WAN connection, Switch status, printer server, and controlling projectors and other equipment remotely
  • Deployment of OSPF dynamic routing in the network routers and removal of old RIP routing and static route environment
  • Worked on IGRP and EIGRP implementations for client on global locations and interacting with them about the circuit status
Confidential, Mumbai, India May'05- May'07

Jr. Network Administrator
Responsibilities:

  • Provide Technical support to end-user either through remote management or onsite based on the requirement.
  • Installation of windows active directory for the creation of users, groups and assigning policies based on user applications
  • Hands on experience with installation of components like DNS,DHCP, Active directory and ISA application on WINDOWS server for load balancing purposes
  • Troubleshooting routers, Testing Data Circuits E1 and ISDN lines
  • Using Local Management Interface (LMI) involved in monitoring VC's (Virtual circuits) status and network congestion using FECN and BECN for Frame rely topology
  • Experience on configuration of routing protocols like EIGRP, OSPF multiple areas
  • Network monitoring of LAN/WAN using tools like snort, snortsnarf and ping tools.
  • Maintenance of Cisco AAA server database and deployed AAA authentication, authorization and accounting to all Cisco devices

Education:
B.E Electronics and Communications

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