B.S., Electronics & Telecommunications Engineering, Bharathiyar University, India 1993

Technical Skils

Operating Systems: Linux, Windows, Solaris and AIX

Scripting: Shell, Perl, Powershell, PHP, Batch

Webserver: Apache, Sun one, iPlanet

Middleware: Websphere Application Server, Portal, Connections, eForms and eForms classic, Tomcat, JBoss, Weblogic

Content Management: OpentText, Attivio, Vignette, Drupal, Joomla, Wordpress, Alfresco

Databases: Mysql, Postgres, Oracle

Monitoring:  BMC Patrol, OpenView, Tivoli, CA TNG, Xymon, Nagios, Solarwinds, Splunk, charlesproxy, Graphite, Sitescope.

Configuration: Puppet

Change Management: BMC Numara footprints, HP IT service management.

Java Tools:  JConsole(Visualvm), Junit, Dynatrace, GCviewer, Jmeter

Search Engine: Google Search Appliance (6 & 7), Apache Solr, ManifoldCF, Tika

Testing: QTP, LoadRunner, Selenium, Webload, Manual.

Job Scheduler : AutoSys, Control-M

Release Management:  Clearcase, SVN, CVS

Other: Jira, Confluence, Wiki, Blogs

Professional Experience

American Express(SpectraForce) Tampa, FLJan 2015 – Present

Linux Engineer

·   Technical lead for the Graphite Monitoring implementation in Amex Tampa which runs on 1 relay and 4 cluster server(5 servers in Dev and Prod).

·   Installation and administration of RHEL 5 and 6.

·   Building Linux servers and managing resouces on VMWare.

·   Automation of sys admin tasks through Sed, awk, Perl and Shell scripts.

·   Performance testing and tuning of Linux based applications.

·   Administration of RedHat satellite server

·   Creating PCI reports for all the servers from RHN Satellite server.

·   Installation of SSL Certificates across the environment.

·   Cloning Linux servers in VMware.

·   Quarterly patching of all the Linux servers.

·   Administration of Puppet and pushing packages through it

·   Managing version controls through GIT

·   Managing Docker host and containers.

·   Installation and administration of RHEL on Physical servers,

·   Installing and Managing Maria/Mysql DB.

·   Supporting TFS application for builds.

·   Maintenance of Jenkins applications.

·   Addition of users an groups in Linux.

·   Troubleshooting Network and Application issues.

·   Administration of Apache webservers.

·   Creating Kickstart scripts for Centos.

·   Administration and Creating dashboards on Grafana and Tessera.

·   Setting up CollectD and JMXtrans for OS and Java monitoring agents.

Syniverse Technology(Insight Global), Tampa, FLJuly 2014 – Jan 2015

Application Support Engineer

·   Leading the data center migration of EDT(Electronic Data Transfer) applications from Tampa to Chicago and Dallas.

·   Planning and implementing the steps for Data center Failover testing.

·   Installation and supporting Connect-Direct applications in test and Production enviroment.

·   Configuration of SFTP, CFT, NDM and FTP protocols for the customers across the world.

·   Performance testing and tuning of Linux based applications.

·   Running VA scans on all the Linux and windows servers and mitigating the risks on them

·   Autmation of application testing remotely via jumphost.

·   Installation of SSL Certificates across the environment.

·   Setting Up Rsync server to content syncing across Chicago, Dallas, Frankfurt and Amsterdam servers.

·   Setting up monitoring of applications for Netcool and Light NMS.

·   Creating a Dashboard for Application Monitoring,

·   Documentation of operational procedures and installation.

·   Participating in on-call rotation.

·   Troubleshooting and debugging applications code in Java environment.

·   Working with Network team to setup GSLB configuration for the new data center migration.

MIT Lincoln Laboratory(Solidus-TS), Lexington, MANovember 2011 – June 2014

Systems Administrator/Production Support

·   Managing and Supporting Apache webserver on Linux, Solaris and windows Platform.

·   Administration and maintenance of Content management sites using Drupal. Joomla and Alfresco.

·   Installing and administering version control applications like SVN and CVS.

·   Migration CVS to SVN for release engineering

·   Install, upgrade and Maintain Linux based servers.

·   Supported Internal systems, including installing and configuring Apache server with PHP for development, testing and troubleshooting applications.

·   Installation, maintenance and supporting Piwik applications.

·   Migrating and Administration of Google Search Appliance(GSA) for content search from 6 to v7.

·   Installing and supporting LAMP and XAMP servers on internal and external servers.

·   Leading the migration of MIT LL website from Solaris to Linux

·   Setting Up Rsync server to content syncing.

·   Managing all the Webserver and java Certificates.

·   Upgrading of Websphere portal from 6.0 to 8.0 for internal site.

·   Supporting and Administering Websphere Application server for the enterprise.

·   Supporting oratcl and oracle 11g client applications.

·   Install, Maintain and supporting Livelink(OpenText) application on IIS webserver.

·   Implementation of Enterprise Search using Apache SOLR, ManifoldCF and Tika,

·   Setting up and configuring IBM cognos for metrics reports.

·   Setting up monitoring using Nagios, Solarwinds and Xymon for system and Application.

·   Administration, Maintenance and Support JBOSS Server

·   Managing Bedeworks Application server for Events/Calendar(on Jboss)

·   Implemented ITIL V3 foundation methods.

·   Installation of IBM forms express builder(FEB) and Forms classic.

·   Improved monitoring with Nagios and Custom plugins.

·   Perl scripts to monitor the webserver certificates, crl, ocsp for expiration and alerted through nagios.

·   Managing Configuration across Linux servers using Puppet.

·   Performance tuning and debugging Java applications.

·   Working with system administrators in sizing VMware servers for the environment and capacity planning for Enterprise search(Apache Solr, ManifoldCF and Tika) servers.

Intralinks, Charlestown, MAApril 2010 – October 2011

Performance Engineer/Support

·   Installation and configuration of tomcat on Performance environment.

·   Update patches and applications on Linux.

·   Identify the performance issues in the environment using Dynatrace, HTTPWatch, Fiddler, Charles and Splunk tools.

·   Automate the logs parsing from different platform servers(Solaris, Linux and windows)

·   Work with the capacity team in identifying any server capacity issues.

·   Executing performance test for web and flex based applications for performance tuning.

·   Participating in the Agile methodology.

·   Documentation of all the scripts, procedures and process for the knowledge base.

·   Resolving issues in the environment.

·   Performing SQL queries to get the webstats and the application data.

·   Working on projects and meeting the deadlines.

Fidelity Investments, Marlborough, MA                                          February 1999 – October 2010      

Senior Capacity Planning Analyst(PWI)

(June 2006 – Oct 2010)

·   Supporting retail and institutional based applications for fidelity.

·   Installation and supporting iPlanet/Sun Web One webservers for Internal and external webservers running on Solaris and Linux.

·   Participating in waterfall and Agile Software development lifecycle(SDLC).

·   Responsible for executing to project schedules and complying with Fidelity standards.

·   Providing on-call support for web based and middleware applications

·   Excellent triaging skills across all the environments.

·   Participates in the on-call support for both production and test environment.

·   Identifying Performance and Capacity issues in the environment.

·   Implemented lot of system automation scripts inside and outside the firewall environment.

·   Working with different groups(Dev, QA, Architects) in supporting the applications and resolve the issues.

·   Supporting and writing rules for the F5(BigIp and 3DNS) in routing the applications during the install and outages.

·   Implemented the following environments Performance Integration(PIN), Performance Acceptance(PAC), CustQA and PointRelease(Firecall).

·   Documented all the operational procedures and oncall knowledge based using PHP and MySQL.

·   Trained in ITIL foundation.

·   Monitored performance issues of applications using Viclient and Vsphere in Vmware.

·   Monitoring has been setup using Sitescope monitors.

·   Autosys batch scheduler was setup for various jobs that interacts with mainframe.

Fidelity eBusiness, Marlborough, MAJune 2002 – June 2006      

Senior Network Engineer   

·   Supporting Institutional applications of fidelity. Installation, configuration and supporting the web, middleware, content management systems applications in the test and production environments.

·   Providing on-call support and also the escalation for Solaris and Linux based applications in all the environments.

·   Installation of Windows, Solaris, AIX, Linux OS and deploying the Websphere, DB2, IBM MQseries, content management, JAVA, .NET, C++ applications on different OS platforms. Automation of system and application tasks are done through Perl, shell and batch.

·   Participating in the production installs during nights and weekends. Monitoring and reviewing server backups for the institutional applications.

·   Monitoring anti-virus definition deployment to servers, reporting and correcting discrepancies. Working with change management in supporting and tracking the changes.

·   Performed User Acceptance test of the applications on the web.

·   Worked with vendor on identified bugs and on monitoring their testing process.

·   Supporting UNICA applications for marketing campaign.

·   Creating SQL queries from MSSQL and Oracle for login and other transactions affecting 401k applications.

Fidelity Investments Systems Company(FISC), Marlborough, MA         February 1999 – June 2002   

Senior Systems Engineer

·   Supporting Solaris servers and Monitoring the enterprise servers and applications.

·   Enterprise Monitoring lead for converting EcoTools to CA TNG monitoring.

·   Technical project lead for Asset management software (IDD autodiscovery), wrotenscripts to pull the inventory data for servers and desktops into oracle database.

·   Also monitor the Application license across the enterprise.

·   Installation and configuration of monitoring tools across servers (around 10000 windows and unix servers) and applications.

·   Configuring the alerts through BMC patrol, CA TNG, Ecotools, G2 and HP Openview and sending the alerts to the data center for action based on the severity of the alerts. Automation of the daily tasks are done through Perl, Shell and batch scripts.

·   Automated Monitoring of the external firewall servers that are located at different parts of the world.

·   Participated in weekly on-call rotation.

Magsun Infotech,(P) Ltd, Bangalore, India                                                              Oct 1996  - Nov 1998             

Systems Administrator

Responsible for day to day system administration, i.e. user management, regular backups, restoration, daily maintenance of systems in UNIX (AIX, Linux and SCO-Unix) and Windows (Servers and Workstations Version4.0) based systems; provided support to developer.

Technologies:

Platform: IBM AIX, SCO-Unix, Windows NT Server, Windows NT Workstation

Additional Training

Active Directory

Solaris 10 Administration

Websphere Application Server 6.0 training

IBM FEB and Forms Classic

PHP

MySQL

F5

Vmware 3.5

LoadRunner 9

Perl