Arogya Joseph Reddy Singareddy

PROFESSIONAL SUMMARY:

• Over eight years of extensive experience in administering Web Sphere, Apache Web server, Visual Age, JMS and MQSeries , SUN One Web server, WebSphere Studio on UNIX and Windows platforms
• Highly experienced in Installation, Configuration and Administration of WebSphere Applications Server 5.0, 6.0, 6.1 and 7.0 with JDBC, JMS, JNDI and J2EE services.
• Experienced in Installation, Configuration and Administration of WebSphere MQ 5.x and 6.X.
• Deployed ear, war and jar files of Applications.
• Deployed several applications to implement the business logic.
• Experience in Sun-Solaris 8/7/2.x, AIX 4.x/5.x, Linux (Redhat7.0/8.0/2.9), and Windows 2000/2003/XP/2008 platforms.
• Experience across distributed systems projects  with in depth experience on J2EE framework

·         Installation, Configuration and administration of Windows IIS Server 5.x, 6.0 and 7.0, Apache HTTP Server 1.x and 2.x, IBM HTTP Server 6.x and 7.x and SUN One Web server 6.1.x and 7.0.

• Implemented Horizontal and Vertical clustering for Workload Management (WLM).
• Thoroughly skilled in applying plug-ins and patches for WebSphere Application Server.
• Managed the configurations for IBM WebSphere UNIX environments supporting development, testing, deployment, and maintenance. 
• Managed the environment configuration for multiple software releases. 
• Good knowledge of Clustering, Load-Balancing, Network Topology and Shell scripting.
• Monitored performance using Tivoli Performance Viewer in a production and quality environment.
• Thorough knowledge of WAS architecture, different WAS configurations (Base, ND, Enterprise), WebSphere Admin console UI and command line utilities in different WebSphere topologies
• Involved in a migration project, to migrate 10 different applications from WebSphere 6.0 to 6.1.0.17
• Setup profiling tools for J2EE Application's and worked with Application Groups in improving performance of application and possible memory leaks in application before deploying.
• Supporting, monitoring all Applications at Development, Testing and Production environments.
• Upgraded Applications with various patch files (EJB classes,JSP's, Class files, changing various properties and property files)
• Troubleshooting various problems in different stages of development using log files and with coordination from Development teams
• On-call Production Support (24x7), monitoring and maintaining multiple Applications in Development and Test and Production Environments
• Extensive experience in creating and managing Websphere Environmental variables for Data Sources and JDBC Driver paths
• Troubleshooting and fixing of problems on WebSphere Application Server.

• Performed WebSphere process tuning, JVM optimization, Java memory tuning

·         Enforcing Application wide Authentication and Authorization Services

• Strong troubleshooting and problem-solving skills.
• Experience in Testing Tools Load Runner, Application Expert, Web Load.
• Experience in Version Control Tool CVS.
• Expertise in the complete cycle of project management comprising development, testing and implementation.
• Detail-oriented, multi-tasked with strong organizational skills.
• Work effectively independently or as part of a team.
• Personable and articulate. Inspire team commitment to high performance standards.
• 24 X 7 application support for clients with a rotational shift.

TECHNICAL SKILLS:

PROFESSIONAL EXPERIENCE:

Folio Dynamix, New York, NY                                                                                         Dec’08 – Present

Websphere Administrator

Responsibilities:

• Installed and configured IBM WebSphere Application Server  6.0 and 6.1/7.0 for Base and multimode environments on Solaris 9, Linux, AIX 5.x, Red hat Linux enterprise edition 2.9. and Windows 2000/2003/2008.
• Installed and Configured Web Sphere Studio Integrated edition V6.1, IBM HTTP server, Sun One Web Server V 6.1.X and MQ series.
• Installed, configured and administered IBM WebSphere process server V6.0 on AIX 5.x.

• Experienced in Installation, Configuration and Administration of WebSphere MQ 5.x and 6.X and Web logic Server 9.2.
• Configured clustered environment in Web Sphere Application Server V 6.1.X and deployed applications on Windows, Linux and Solaris environment.

·         Deployed applications on the WAS V 4.0, 5.1, 6.0, 6.1 and 7.0.

• Maintained WebSphere servers on different UNIX platforms.

·         Enabled global security and java security in WebSphere Application Server.

• Deployed ear, war and jar files of Applications.

·         Installation, Configuration and administration of Windows IIS Server , Apache HTTP Server, IBM HTTP Server and SUN One Web server.

·         Enabled SSL for LDAP in the Websphere admin console.

·         Enabled SSL for HTTP server using ikeyman key management utility.

• Experience across distributed systems projects  with in depth experience on J2EE framework

·         Installation, Configuration and administration of Windows IIS Server 5.x, 6.0 and 7.0, Apache HTTP Server 1.x and 2.x, IBM HTTP Server 6.x and 7.x and SUN One Web server7.0.

• Involved in a migration project, to migrate 10 different applications from WebSphere 6.0 to 6.1.0.17
• Setup profiling tools for J2EE Application's and worked with Application Groups in improving performance of application and possible memory leaks in application before deploying.
• Supporting, monitoring all Applications at Development, Testing and Production environments.
• Upgraded Applications with various patch files (EJB classes,JSP's, Class files, changing various properties and property files)
• Troubleshooting various problems in different stages of development using log files and with coordination from Development teams
• On-call Production Support (24x7), monitoring and maintaining multiple Applications in Development and Test and Production Environments
• Extensive experience in creating and managing Websphere Environmental variables for Data Sources and JDBC Driver paths
• Good knowledge of Clustering, Load-Balancing, Network Topology and Shell scripting.
• Managed the configurations for IBM WebSphere Unix environments supporting development, testing, deployment, and maintenance. 
• Managed the environment configuration for multiple software releases. 
• Created certificate requests and installed them once got the signed certificates.

·         Configured key files with SSL certificate instead of using Dummy key files for SSL in Websphere Application server as part of security readiness.

• Hands-on experience in setting up Nodes, Data Sources, Virtual Hosts, configuring Servlet Engines and Session Managers.

• Configured CVS repository environment for Web Sphere Studio on windows platform.
• Configured and Administered JDBC, JMS, JNDI in different versions of WAS like

WAS V 6.1.

• Worked closely with the developers in setting up development and testing stages for present and future projects.
• Installed fix packs in solving problems for the Application Server.
• Applied fix packs WebSphere 6.1.0.29 on Web Sphere 6.1.
• Developed UNIX shell scripts for the weekly, daily batch processes and maintenance processes.
• Used Load Balancing for work load management by creating combinations of horizontal and vertical clusters in a multinode environment.

·         Administration of connection between WebSphere and Web Server using Web Server plug-in.

·         Measured the performance and efficiency of the application resources and WebSphere runtime resources using Tivoli Performance Viewer tool.

·         Troubleshooting and Administration of IBM Web Sphere Application Server 6.1.X.

·         Troubleshooting Applications, analyzing logs to diagnose problems.

·         Used Log Analyzer and Tracing to troubleshoot WebSphere Application Server.

• Tuned Database connection pools, thread pools, JVM heap size to required sizes using Admin Console according to the performance reports.

• Applied patches in websphere environment.
• Monitored the logs and worked with application team to resolve the issues.
• Supported multiple clients at Foliodynamix
• Executed health checks on Websphere application servers and remediated the deviations.
• Stress testing the application to support the load.
• Developing scripts for client’s batch processes.
• Provided 24X7 supports to the clients in production support environment.
• Developed ER diagrams using Visio Professional tool.

Environment: IBM Web Sphere Application Server 4.0.x,5.1.x,6.0.x,6.1.x,7.x WebSphere Process server 6.0.x, Websphere MQ 5.x,6.x, Windows XP, Windows 2000/2003/2008 server, IBM HTTP Server 1.3,6.0.x,6.1.x,7.x Aix 5.x, Red hat Linux enterprise edition 2.9, Solaris 5.9, DB2 UDB 8.2.x,DB2 Information Integrator V 8.2, Oracle 10G, .NET, ASP, ODBC,Visio Professional 2003,Sun One Web Server 6.1, 7.0 , Apache Web Server 1.x,2.x and IIS Server 5.x, 6.0,7.0

Network Components, New York, NY                                                                       June’ 06 – Nov’ 08

Websphere Administrator

Responsibilities:                                                              

• Installed and configured IBM WebSphere Application Server 5.1 for Base and multinode environments on Sun Solaris 9 and Windows 2000.
• Installed and Configured Web Sphere Studio Integrated edition V 5.1, Apache web server, Sun One Web Server V 6.1.X.
• As an administrator, was involved in the installation and configuration of Sun Solaris 2.8, DB2 7.2.x, Visual Age 3.5, IBM Http Server 1.2, MQSeries 5.2, JMS  and Web Sphere 3.5.x for the development environment on both Windows and Unix environments.

·         Packaged Web modules, EJB modules, Application Client modules and applications using WebSphere Studio and Deployed applications on the WAS V5.1.

• Maintained WebSphere servers on different UNIX platforms.

·         Installation, Configuration and administration of Windows IIS Server, Apache HTTP Server IBM HTTP Server and SUN One Web server.

• Worked with LDAP with regard to authentication and authorization.

• Experienced in Installation, Configuration and Administration of WebSphere MQ 5.x.
• Deployed ear, war and jar files of Applications.

• Configured clustered environment in Web Sphere Application Server V 5.1.X and deployed applications on Windows, Linux and Solaris environment.
• Configured clustered environment in Web Sphere 3.5.x and deployed applications into the clustered environment.
• Good knowledge of Clustering, Load-Balancing, Network Topology and Shell scripting.
• Implemented management of System software builds/configuration  
• Experience across distributed systems projects  with in depth experience on J2EE framework

·         Installation, Configuration and administration of Windows IIS Server 5.x, Apache HTTP Server 1.x and IBM HTTP Server 6.x.

• Hands-on experience in setting up Nodes, Data Sources, Virtual Hosts, configuring Servlet Engines and Session Managers.

• Configured and Administered JDBC, JMS, JNDI in WAS V5.0
• Configured CVS repository environment for Web Sphere Studio on Linux platform.
• Configured secure socket layer for IBM Http Server.
• Used Load Balancing for work load management by creating combinations of horizontal and vertical clusters in a multinode environment.
• Developed UNIX shell scripts for the weekly, daily batch processes and maintenance processes.
• Setup profiling tools for J2EE Application's and worked with Application Groups in improving performance of application and possible memory leaks in application before deploying.
• Supporting, monitoring all Applications at Development, Testing and Production environments.
• Upgraded Applications with various patch files (EJB classes,JSP's, Class files, changing various properties and property files)
• Troubleshooting various problems in different stages of development using log files and with coordination from Development teams
• On-call Production Support (24x7), monitoring and maintaining multiple Applications in Development and Test and Production Environments
• Extensive experience in creating and managing Websphere Environmental variables for Data Sources and JDBC Driver paths
• Troubleshooting and Administration of IBM Web Sphere Application Server 3.5.X, 5.1.X.

• Troubleshooting Applications, analyzing logs to diagnose problems and assigning the problems to development groups.
• Managed the configurations for IBM WebSphere UNIX environments supporting development, testing, deployment, and maintenance. 
• Managed the environment configuration for multiple software releases. 

• Worked closely with the developers in setting up development and testing stages for present and future projects.
• Installed fix packs in solving problems for the Application Server.
• Developed several shell scripts to automate the maintenance process of the WebSphere.
• Developed UNIX shell scripts to process the nightly batch files received from PHASE3 back office.
• Stress tested the application using Load runner and Web load.
• Administered Solaris that included setting up user accounts, granting permissions, monitoring user disk space
• Used Load Balancing for work load management by creating combinations of horizontal and vertical clusters in a multinode environment.

·         Administration of connection between WebSphere and Web Server using Web Server plug-in.

·         Measured the performance and efficiency of the application resources and WebSphere runtime resources using Tivoli Performance Viewer tool.

·         Used Log Analyzer and Tracing to troubleshoot WebSphere Application Server.

• Tuned Database connection pools, thread pools, JVM heap size to required sizes using Admin Console according to the performance reports.
• Provided 24x7 support for the clients in the production environment setup.
• Applied patches to DB2 and Web Sphere. Provided 24X7 supports to Application in production environment.

• Worked with Version Control Tool CVS for code repository.
• Involved in installing and configuring WebSphere Studio 5.1 integrated edition with CVS repository.
• Applied fix packs on Web Sphere.
• Created several Queue Managers, Queues, and Channels, managed them.
• Configuring client-server communications for MQSeries.
• Involved in the performance analysis of the Web Sphere Application server using Optimizite suite 5.0.
• Worked on migrating Websphere from 3.5.6 to WAS 6.0.
• Stress testing the application to support the load.
• Tuning the database and analyzing the SQL’s.
• Developing scripts for client’s batch processes.
• Involved in design and development of database tables.
• Coded stored procedures in DB2.
• Developed ER diagrams using Visio Professional tool.

Environment: IBM Web Sphere Application Server 3.5.x,5.1.x, Windows XP, Windows 2000 server, IBM HTTP Server 6.x, Solaris 5.8,5.9, DB2 UDB 7.2.x,8.2.x,DB2 Information Integrator V 8.2, Visual Age 3.5, .NET, ASP, ODBC, Mercury Load Runner, Optimizite suite 5.0, Websphere MQ 5.2, JMS , Oracle 10G, Visio Professional 2000,2003,IBM HTTP Server 1.3.28,Sun one web server 6.1.x and Apache Web Server 1.x.And Windows IIS Server 5.x.

CvMail, Melbourne, Australia                                                                               Jan ‘05 to May ‘06

Websphere Administrator                                                              

Responsibilities:

·         Installed Websphere 5.0 (ND and Base) on AIX and Solaris platform.

·         Installed Websphere Application Server 6.0 ND and created Deployment manager, Application Server profiles.

·         Installed and configured IBM Websphere Portal Server 5.1.1.x on AIX/Linux platform.

·         Installed and configured the IBM HTTP Server 2.0.42.x and 2.0.47.x.

·         Migrated to WAS 5.0 Network Deployment and Base on AIX/Windows platforms to WAS 6.0 ND.

·         Worked closely with developers to define and configure Application Servers, Virtual Hosts, Web Applications, Web resources, Servlets, JDBC drivers and Servlets Engines.

·         Separated Web Server and Application Server for better performance and security.

·         Wrote scripts for accessing remote Admin Servers, cleaning up logs during back-ups.

·         Facilitated Work Load Management by creating Clones in WAS 4.0 and Clusters in WAS 5.0/5.1/6.0.

·         Handled deployment of Java Servlets, Session Beans and Entity Beans for modules to the respective Application Server instances.

·         Setup messaging using the integrated JMS Server.

·         Installed EARs, WARs and configured application specific JVM settings, Web container parameters using the Admin Console and WSCP scripts. Used wsadmin scripts to invoke JACL  and JYTHON scripts in WAS 5.0.

·         Used WSINSTANCE to create multiple Websphere instances from the command line.

·         Enabled security for the Admin Console and the application components.

·         Occasionally used Resource Analyzer to monitor Websphere Applications and tuned the environment accordingly like changing the JVM Heap, Connection Pool sizes.

·         Used the Tivoli Performance Viewer with Websphere 5.0.

·         Used command line tools wsadmin, WSCP and XML Config occasionally as an alternative to Admin Console.

·         Created the user lists and groups in LDAP Servers and mapped them to the enterprise applications running on the Application Servers.

• Setup profiling tools for J2EE Application's and worked with Application Groups in improving performance of application and possible memory leaks in application before deploying.
• Supporting, monitoring all Applications at Development, Testing and Production environments.
• Troubleshooting various problems in different stages of development using log files and with coordination from Development teams

·         Troubleshoot Admin Server start-up issues, Java code defects after deployment, like class path issues.

·         Supported applications 24X7 on-call on a rotational basis.

·         Performed routine management of Websphere environment like monitoring Disk Space and CPU Utilization.

Environment: IBM Websphere Application Server 5.0/5.1/6.0, IBM HTTP Server 2.0.42.x and 2.0.47.x, IBM Websphere MQ 5.3 CSD 08, IBM DB2, Aix, Solaris SunOS 5.8,Sun ONE Directory Server 5.1, Sun ONE web server 6.0.

SARK Systems, Hyderabad, India                                                                          Jun ‘02 – Dec ‘04

Jr. Websphere Administrator

Responsibilities:

• Responsible for installation, configuration and administration of different versions of

IBM Websphere Application server 3.5/4.0.x on Sun Solaris and windows 2000 servers.

• Installed and configured IBM Http Server 1.2.x  with remote plug-in
• Installed and upgraded the fix pack and migrated to latest version of IBM Websphere application server.
• Installed J2EE applications using IBM Websphere application server and wsadmin jython and jacl scripts.
• Working with developers to configure virtual hosts, plug-ins, JDBC drivers, data sources, JVM’s and application deployments across multiple instances of Websphere.
• Installed and configured application server 3.5/4.0.
• Involved in migration of applications from Websphere 3.5.x to 40.x
• Integrated J2EE Web Application Infrastructures (IIS and iPlanet Web Server) with Netegrity SiteMinder.
• Involved in supporting load testing team during various testing phases for performance tuning the environment and monitoring through resource analyzer.
• Handling 24/7 on call rotation for production issues, perform root cause analysis.
• Working with IBM in opening a PMR for inconclusive root causes, and coordinating the proposed changes with the respective teams.
• Writing scripts to automate application deployments in wscp and configuring crontab entries.
• Performed Backup & Recovery for WebSphere.
• Configured Session Persistence using different RDBMS Databases.

Environment: IBM Websphere Application server 3.5/4.0,IBM HTTP Server 1.2.x, Site Minder QMR5/6/7, DB2 UDB 5.1, Oracle, Sybase, SQL Server, SUN Solaris, Windows 2000 and Work Flow Management Tools.

EDUCATION:

Masters in Information Technology, Latrobe University, Melbourne, Australia                            2006