Profile

Over seven years of extensive experience in infrastructure implementation, deployment, testing, documentation, and maintenance of Client/Server, Web based applications in multi-tiered architecture and clustered environments. Worked as an SOA middleware / WebSphere Administrator on performance scalability of applications in WebSphere Application Server, WebSphere Enterprise Service Bus, WebSphere Portal Server, WebSphere MQ on AIX, Linux, Solaris and Windows platforms.

Career Summary

• Seven years of strong experience in IBM WebSphere Application Server Administration on AIX, Linux, UNIX Windows platforms.
• Expertise in installing, configuring, administering and troubleshooting IBM WebSphere Application Server V6.0/6.1/7.0/8.5, WebSphere Portal Server V6.0/7.0, WebSphere MQ 7 on UNIX flavors Windows Platforms.
• Designing and planning of Topology, capacity, sizing for Application Server, Portal Server, Enterprise Service Bus, Process Server architectures.
• Expertise in installing web servers like Apache, IBM HTTP server, Internet Information Services, iPlanet Webservers.
• Designing and planning of Topology, capacity, sizing for Application Server, Enterprise Service Bus, Portal Process Server.
• Good Experience in IBM WebSphere Commerce Administration and data loading on windows platforms.
• Worked on evaluating and modifying the wcbd scripts that deal with deployments on commerce environments.
• Experience in implementing Workload management WLM Load Balancing in a combination of vertical and horizontal clustering in a Network Deployment environment.
• Experience with concepts like CIM, Profiles Liberty , Clusters, Administrative Agents and Job Managers.
• Involved in monitoring fine tuning the performance of WebSphere environment using Wily Introscope, Vantage Performance analyzer Truelog Explorer.
• Involving in migrating WebSphere Application Server from Physical to Virtual Environments.
• Experience with working in Co-existing and Interoperable environments with WAS 6.0/6.1/7.0.
• Good Knowledge of Edge Components Failover Active/Standby , HTTP Server Failover Active/Active , Web Container Failover, EJB Container failover, Session Affinity, Session Persistence.
• Experience in migrating domains and configurations from one environment to another.
• Experience in administration and configuration of Deployment Policy, WS-proxies, XML firewall, SSL Proxy Profiles, XML Proxy Profiles, Multi Gateway protocol, LB groups, and many other objects.
• Experience in dealing with wsadmin scripts for deploying Applications, collecting logs for Hung Threads generating heap dumps for Out of Memory troubleshooting.
• Experience in rolling out updates for deployed applications in High Availability environments with limited outages.
• Performed regular backups of WebSphere Environment and deployed applications.
• Experience in installing and configuring the WebSphere plug-in for Remote web servers.
• Experienced in maintaining WebSphere on different UNIX platforms AIX, Linux and setting up the development, testing and staging environments.
• Dealt with Web server interface, Session Management, WebSphere resources, J2C resources, connection factories and JMS resources in IBM WebSphere 5.0/5.1/6.0.
• Experience in installing patches and fixes for WebSphere Application Server Process Server.
• Experience in working with logs, traces and messages using tools such as Log Analyzer, Thread Analyzer, Tivoli Performance Viewer and Admin Console.
• Dealt with SSL using Self-Signed certificates and CA certificates between Application Server and Webserver, Webserver and browser, Application Server and LDAP Server.
• Experience in the usage of performance tools such as Thread Analyzer, Tivoli Performance Viewer and Runtime Performance Advisor, JProfiler.
• Dealt with configuring Active Directory, IBM Tivoli Directory Server on AIX/Linux/Windows platforms.
• Dealt with configuring, administering IBM Tivoli Composite Application Manager family of products ITCAM for WebSphere, J2EE, SOA, ISM, Response Time Tracking, Web Resources
• Experience in installing WebSphere MQ V7 environment on various environments
• Involved in managing MQ clusters and shared queues.
• Worked with Business analysts on WebSphere Business modeler and Rational Requisite Pro for carrying on day to day responsibilities
• Created user roles and groups for securing the resources using Local OS Registries.
• Involved in securing the J2EE applications by implementing Single Sign On by using LTPA
• Performed daily backups, restoration of data as per requests from developers.
• Configured SSH for secure telnet and FTP connections.
• Experience in managing the user environment by adding, modifying and removing user accounts and limiting access to appropriate nodes.
• Installed firewalls using iptables and ipchains.
• Involved in creating CRON jobs to automate various system administration jobs.
• Experience with J2EE Servlets, JSP, EJB, JNDI , RMI, XML, SQL, PL/SQL and HTML.
• Provided production support in an on-call rotation in a 24x7 environment.

Technical Skills

Professional Experience

Confidential

Sr. Technical Consultant

• Involved in working with multiple clients on various platforms including AIX, UNIX Windows for Installation, Configuration, Maintenance and Performance Tuning with WebSphere Application Server, Portal, Commerce MQ products for upgrading the environments of various clients.
• Strong experience in IBM WebSphere Application Server Administration on UNIX/Windows.
• Good Experience in IBM WebSphere Portal Server Administration IBM WebSphere Commerce on UNIX platforms.
• Good Experience in IBM WebSphere MQ Administration and data loading on windows platforms.
• Worked as a project lead for taking the MQ project from post live through the performance-tuning phase.
• Configured MQ Objects within the WebSphere Application Environment.
• Setup naming standards for the Queue managers, Queues and Channels
• Install, configure, and maintain WebSphere Message Broker V6.1 and MQ V6.0.
• Implemented the clustering of queue managers to achieve workload balancing and to reduce system administration.
• Resolved Channel issues and Cluster issues. Diagnosed the problem from MQ error logs, JMS logs and trace files.
• Experienced in upgrading WebSphere on different platforms by applying Fix Packs refresh packs and cumulative fix packs using the WebSphere update installer
• Worked on evaluating and modifying the wcbd scripts that deal with deployments on commerce environments.
• Involved with resolving incidents on incident management tools like Remedy Maximo.
• Involved in troubleshooting the bottlenecks of Queue depth issues with Transaction Management tool.
• Involved in problem determination on the thread hung and out of memory issues using Wily Introscope.
• Involved in analyzing logs, Java cores, heap dumps using Log Analyzer, Thread Analyzer and Heap Analyzer.
• Involved in analyzing the alerts and troubleshooting issues on live production environments using TMART Truelog explorer tools.
• Performed regular checkouts for the environment for eliminating the scope of errors.
• Installed fix packs for clustering using silent installations wsadmin scripting.
• Configured virtual hosts for development, test and production environments.
• Involved in troubleshooting OOM issues on WebSphere UNIX servers.
• Involved in performing daily health checkouts for various UNIX platforms on Application Servers, Process Servers Edifecs Servers.
• Involving in creating editing Jacl, Jython shell scripts for daily monitoring and other issues.
• Involved in making changes to Pages, Portals Portlets on Portal V6 environment using the IBM Release Builder process.
• Interacted with WCM team in troubleshooting Portlet related issues on various portals.
• Scheduled periodic backup and automated daily tasks by creating scripts
• Involved in interacting with clients making decisions on day-to-day issues.

Environment: Red Hat Linux Enterprise Edition 4 5, WebSphere Application Server 6.1 7.0, WebSphere Portal Server 6.0.2/8.0, IBM WebSphere Commerce 7.0, WebSphere MQ v7, IBM HTTP Server, DB2, SQL Server, Wily IntroScope.

Confidential

Systems Support Specialist

• The Project involved working with clients configuring a platform for troubleshooting and Performance Tuning on Windows and UNIX Environments with a SQL Server 2000/05/08 as backend databases. The web-based application is an Asset Management system that provides work management, materials management and purchasing capabilities to the end users.
• Installing, configuring, administering and troubleshooting WebSphere Application Server, WebSphere Process Server, IBM HTTP Server and Maximo Asset management System on UNIX/Windows systems.
• Involved in installing and fine tuning the performance of the environment using Wily Introscope.
• Installed Job Managers Administrative Agents in handling application servers installed on multiple nodes.
• Efficiently rolled out application updates to app servers with minimal outages in High Availability environment.
• Involved in building a Horizontal Vertical clustered environment and implemented WLM.
• Involved in migrating WebSphere Application Server from V6.1 to V7.0 using scripting.
• Configured WebSphere security using Lightweight Directory Access Protocol with Active Registry.
• Involved in Log rotation of IBM HTTP Server using CRON and Piped Log Format.
• Involved in developing Jacl Jython scripts to automate the WebSphere administration deploying applications, cluster creation, adding JDBC providers etc.
• Deployed applications tuned for performance and workload management.
• Installed and configured IBM Maximo Asset Management on Windows Platform.
• Extensive experience in a position involving technical design, applications development and/or systems integration projects with Maximo.
• Efficiently worked with database experts on SQL Server 2000, 2003 2008 on eliminating the Messaging engine errors.
• Involved in monitoring, shutdown and boot up, Network Support and Trouble Shooting.
• Worked with the networking team to use the WireShark tool in generating and analyzing the TCP traces for a TCP reset issue affecting WAS.
• Deployed Session and Entity EJBs in WebSphere Application server V6.0 V7.0
• Configured WebSphere resources such as JDBC providers, JDBC data sources and connection pools.
• Managed the user environment by adding, modifying and removing user accounts and by assigning proper permissions to files and directories.
• Involved in packaging and deployed applications using WebSphere Application Assembly Tool AAT .
• Created user roles and groups for securing the resources using local operating system authentication.
• Involved in troubleshooting hardware and software problems with other networking and development departments for performance enhancements.
• Experience in debugging application problems during the development stages.
• Giving 24x7 supports as a Primary WebSphere Administrator.
• Documented guidelines for installation, upgrading, configuring and troubleshooting.

Environment: Red Hat Linux Enterprise Edition 4 5, Windows Server 2000, 2003 2007, WebSphere Application Server 6.0, 6.1 7.0, WebSphere Process Server 6.0.2, Wily Introscope, Vantage Analyzer, IBM Maximo Asset management 6.1, 6.2 7.0, 7.5 IBM HTTP Server 6.0, 6.1 7.0, Active Directory, SQL Server.

Confidential

WebSphere Administrator

• Installed and configured WebSphere Application Server, IBM HTTP server, WebSphere Process Server, WebSphere MQ on Unix/Linux servers.
• Responsible for setting up the development, system test, performance test and pre-production environments for the ongoing application development.
• Migration of WebSphere Application Server from V5.1 to V6.0 using scripting.
• Hands on Experience in MQ Tuning, Monitoring, Clustering and resolving tickets w.r.t SLA's.
• Involved in analyzing log files in determining errors and performance issues
• Enabled security using the local operating system registry by assigning different roles to different users and groups.
• Installed Operating system software Red Hat Linux for the test, pre-production and production environment.
• Installed and configured the WebSphere plug-in for remote web servers.
• Deployed J2EE applications using WebSphere Application Server Application Assembly Tool and managed security policies.
• Applying fix packs and refresh packs to various IBM products and testing the environment.
• Implemented LAN/WAN systems and Installed, configured and supported sendmail, DNS, network printing, WWW, anonymous FTP, NFS, NIS services.
• Installed IBM Directory Server and enabled security using the LDAP registry.
• Involved in trouble shooting and performance tuning using tools like Thread dump analyzer, Log Analyzer, Tivoli Performance Viewer and JProfiler.
• Installed, configured and administered ITCAM family of products to increase the performance and availability of applications running on WebSphere Application Server.
• Worked in conjunction with other WebSphere administrators to enable session management by tracking sessions using SSL ID or cookies.
• Worked with other administrators to enable database session persistence and memory-to-memory replication.
• Troubleshoot hardware and software problems and interacted with other IT staff/vendors in performing testing and support functions.
• Responsible for debugging application problems during the development of the application.

Environment : Red Hat Linux Enterprise Edition 3 4, Windows Server 2003 2007, WebSphere Application Server 5.1, 6.0 6.1, WebSphere MQ V5.x/6.x, WebSphere Process Server 6.0.2, IBM HTTP Server 5.3 6.0, Oracle 9i and 10g.

Confidential

WebSphere/Database Support Intern

• Installing, configuring and troubleshooting IBM WebSphere Application Server and Webservers on Linux/Windows systems.
• Involved in the maintenance of all the environments within the architecture. These included two development, two performance test and two production environments.
• Managed user environment by adding, modifying and deleting user accounts and by assigning proper privileges to different users.
• Monitored all production applications and resolved any infrastructure issues encountered.
• Troubleshot application problems when development teams encountered code or architectural issues.
• Installed and configured IBM WebSphere Application Server 5.0 and 5.1, JDBC drivers and Servlet engines on AIX, Linux and Solaris.
• Configured Workload Management WLM using models and clones.
• Administered, configured, tuned, clustered and troubleshot WebSphere related problems.
• Used WebSphere Resource Analyzer for performance tuning.
• Configured virtual host for development and test environments.
• Used WebSphere Advanced Administrative Console to configure JDBC driver and data source.
• Implemented creation of Server groups and clusters in WebSphere Application server.
• Backed up deployed applications in reversing the processes.
• Used HTML and JSP for the web pages.
• Designed the controller with Servlets.
• Used JavaScript for client validations.

Performed Unit testing and Functional Testing.

• Created applications to connect to Database by using JDBC, connection pools, callable statements and prepared statements.
• Worked in the business tier and wrote JavaBeans for the interaction of controller and database.
• Developed many WSCP scripts and shell scripts to automate the maintenance process of the WebSphere and recovered the backed up WebSphere configuration using XMLConfig tool.
• Experienced in packaging applications using web sphere Application Assembly Tool AAT .
• Experienced in implementing the workload Management WLM using cloning and clustering.
• Experienced in applying patches and plug-ins for WebSphere application server.
• Developed Servlets to access the Enterprise Java Beans.
• Developed Session beans representing different types of business logic abstractions.
• Developed web pages using HTML, JSP and Java Script.

Environment: Sun Solaris 8, Red Hat Linux Enterprise Edition 3, Windows NT Server, WebSphere Application Server 5.0 5.1, IBM HTTP Server 1.3/2.0, Oracle 9i, Internet Information Services 5.0 6.0, Novell eDirectory 8, Lotus Domino Enterprise Server 6.0.2, SQL Server Enterprise 2000, Oracle 8i, Sybase Server Enterprise 12.0.

Confidential

WebSphere Support

• Install, configure and maintain Internet, Intranet, Application and Database Servers like WebSphere, HTTP Server, Oracle on diverse UNIX flavors that includes AIX and Windows Platforms NT/2000 in a multi clustered high availability environments.
• Package, build, Integrate and deploy enterprise J2EE applications on WebSphere 4.0/5.0 that involves EAR Enterprise Archives and WAR Web Archives .
• Daily tasks also included creating new queue manager objects such as channels and queues.
• Created and deployed message flows using message processing nodes and ESQL in Control Center.
• Involved in trouble shooting and performance tuning using Resource Analyzer and Log Analyzer.
• Involved in maintaining the security and performance optimizations for EJB containers and web applications in WebSphere Application Server.
• Installed and configured IBM WebSphere Application Server 5.0/4.0, JDBC drivers and Servlet engines along with trouble shooting and recovery.
• Responsible for application changes across different platforms- development, testing and production.
• Assembled and Deployed the application in staging and productions, following change management practices and 24/7 support, worked in shifts.

Environment: IBM WebSphere Application Server 3.5/4.0.x, Apache Web Server, LDAP, XML Config, AAT, J2EE, JSP, Servlets, EJB, XML, JDBC, JavaScript, ORACLE, DB2, HTML.