Experience Summary:

• A Professional with 8 years of IT experience in WebSphere Application Server Administration on AIX, Sun Solaris, Linux and Windows environments.
• Experience in Planning, Installing, Configuring, Administering, Tuning and Troubleshooting WebSphere Application server 8.5.5/7.0/6.1/6.0, IBM HTTP Server 8.5.5/7.0/6.1/6.0, Tibco 5.7.0, Apache/Tomcat, iPlanet on UNIX and Windows platforms.
• Experience deploying Tibco Apache/Tomcat architectures
• Experience in OS level Administration in Windows, UNIX, Linux and AIX systems.
• Strong experience with Wily Introscope 6.x/7.x/8.x versions for JVM Monitoring.
• Experience in migration of WebSphere Application Server from 6.1 to 7.0 and 7.0 to 8.5.5.
• Installed Fix packs, eFixes, and cumulative fixes to the existing infrastructure and new environment.
• Experience in using Performance monitoring tools like Tivoli Performance Viewer - TPV, WILY and Foglight.
• Working experience in creating queue managers, local queues and connection channels in WebSphere MQ v6.0.
• I was also involved configuring the WebSphere load balancing using WebSphere workload management using clusters.
• Experienced with Client Server Architecture using backend RDBMS Databases like Oracle, DB2, Sybase and SQL Server besides integrating them with applications.
• Experience in Administering Performance Tuning in IBM WebSphere 8.5.5/7.0/6.1.
• Experience in installing and enabling the LDAP security in WebSphere 8.5.5/7.0/6.1/6.0 and Configured security for portal server using LDAP user authentication.
• Worked closely with IBM on problem determination, and resolution PMRs.
• Experience in Administration of IBM WebSphere MQ 5.x/6.0, Sun Solaris, AIX, Red Hat Linux 7.x/8.0 and Windows XP/2003 environments.
• Expertise in Designing Test Plans, defining Test Cases, generating and maintaining Test Scripts, analyzing bugs, and involved in interaction with team members to fix the errors.
• Configuration of JDBC Providers, JMS connection factories, Data Sources, Virtual Hosts, Global Security, SSL, and LDAP.
• Good at troubleshooting using Traces, Logs and Log Analyzer.
• Extensive knowledge of J2EE Architecture JSP, EJB, JDBC, JNDI, JMS, Servlets, RMI, CORBA, JavaScript, JACL, XML .
• Extensively used JACL, Jython, UNIX shell scripts to automate the maintenance process of the WebSphere and recovered the backed up WebSphere configuration using XML Config tools like restore config and backupConfig.
• Worked in 24x7 environment for production support in an on-call rotation.

Technical Skills:

PROFESSIONAL EXPERIENCE:

Sr.Websphere/Tibco Administrator

Confidential

Responsibilities:

• Installed, Configured, and Administered IBM WebSphere Application Server 8.5.5/7/6.1 base and Network deployment WAS ND for clustered environments.
• Involved in the migration of WebSphere application server from 7.0 to 8.5.5
• Worked on Installing Fixed Packs, Feature Packs, efixes and Cumulative fixes up on the recommendations from CATE.
• Installed, Configured, and Administered IBM HTTP Server 8.5.5/7.0/6.1/6.0 and Iplanet 7.0/6.1 including the web agent, HTTP plug-in installations and configurations.
• Configured and setup Secure Sockets Layers SSL between WAS and IHS for data encryption and client authentication.
• Worked with System Admin SA Teams for Creating new Domains, Opening Firewalls and applying Verisign certificates for communication between Web/App Servers.
• Worked on creation of JDBC Providers, data sources, queue destinations, connection managers, listener ports, custom JVM tuning configurations.
• Worked on Deploying Ear, War and Patch Ear's manually through WAS admin console and Deployment scripts.
• Worked with different middleware teams like Kony 3x/4x/5x HTML5 to support Mobile applications specific to different kind of devices like Ios, Android, Tablet, Kindle Fire etc and also worked on releasing Apps to IOS and Android App Store.
• Involved in Administration of Backend components Tibco 5.7.0 on AIX 6.1 Platform.
• Installing and Configuring Ear's and GV Changes in Tibco admin console in Ear, Par and Instance levels.
• Expertise in Configuring Oracle 10g/11g with WAS 6.1/7.0/8.5.5 Servers.
• Worked closely with Oracle DBA teams on Index, TableSpace, Roles Schema Creation and running the DB scripts related to application.
• Involved in Load balancing/Tuning/Clustering for IBM WebSphere Application Server using Deployment Manager Network Deployment
• Involved in testing application connectivity using SOAP UI 4.0.0.
• Written WSADMIN scripts using JYTHON JACL for administrative tasks in WebSphere v8.5.5
• Involved in monitoring, troubleshooting and performance tuning using Wily, Tivoli performance viewer, Resource analyzer and Log analyzer.
• Application Code deployment, upgradations of components and Day-to-Day Troubleshooting problem solving in WAS, IHS and Iplanet Web Servers in WebSphere ND Environment.
• Worked with Application Development teams to troubleshoot application startup and functionality related issues by monitoring the different logs.
• Involved in all phases of software life cycle with emphasis in maintenance and support of Application Servers, by setting up the environment for development, testing and production stages.

Environment: IBM WebSphere 8.5.5/7.0/6.1, IBM Http Server 8.5.5/7.0/6.x, AIX 6.1, Windows XP, Oracle 10g/11g, HTML, Java/J2SE 1.4, J2EE 1.3, SOAP, DMZ, LDAP

Websphere/Middleware Administrator

Confidential

Responsibilities:

• Responsible for setup, installation of WebSphere Application Server 7.0 on Unix and Linux platforms in Test, DEV and PROD environments.
• Configuring WebSphere admin console, Deploying new applications .ear files into different JVM's. Creating new JVM's and Configuring virtual hosts, node agents, nodes and cells.
• Configured IBM HTTP Web server to work with WAS.
• Automate application install, uninstall and enhancements through Shell and Perl scripts.
• Supported WebSphere Application Server clustering, load balance and failover.
• Analyzed Websphere integration and setup as related to Pega System.
• Worked on identifying potential areas of issues and make recommendations on changes to the application to help make the Pega system more stable until it can be replaced.
• Worked with networking team and developers to analyze the critical issues related to server hang-ups and resolved the issues.
• Did root cause analysis on an ongoing serious production issues.
• Provided on call support during critical stages and on weekends.
• Escalating Issues to IBM opening the PMRs.
• Analyzed heap dumps and thread dumps to solve the problem.
• Used TPV and Wily Introscope to identify performance bottlenecks including application memory leaks, server process degradation, database connections, http threads, etc.
• Upgraded Wily Introscope from 7.x to 8.x versions.
• Worked closely with Development, Database and PEGA teams to solve the PEGA application issue.
• Explored different ways to replicate the problem and tried to give an exact fix to the issue.
• Helped in stabilizing the environment once the issue was resolved.
• Suggested different performance tuning parameters and submitted deliverables accordingly.
• Analyzed different logs at different levels of the PEGA application starting from Webserver , Websphere Application Server, PEGA server and Database.
• Involved in performance tuning at Operating system level.

Environment: IBM Websphere 7.0, Windows Server 2003 SP2, Windows XP, PEGA rules process commander V 4.2 SP6, Oracle 9i, Heap Analyzer, Thread Analyzer, IBM Support Assistant Workbench, Memory Analyzer.

Websphere PortalAdministrator

Confidential

Responsibilities:

• Installed, Configured, and Administered IBM WebSphere Application Server 7/6.1 base and Network deployment WAS ND for clustered environments, Web sphere Portal Server 6.1.x on AIX 6.1 .
• Involved in the migration of WebSphere application server from 6.1 to 7.0 and WebSphere Portal server from 6.0 to 6.1.5
• Customized design and development of Themes and Skins of WebSphere Portal 6.1 as per requirements.
• Worked on creation of data sources, queue destinations, connection managers, listener ports and custom JVM tuning configurations.
• Providing 24/7 on-call support on high volume Application Production systems and Responsible for maintenance and support of all applications running on Solaris and Linux servers.
• Responsible for maintaining the webservers like IHS, Sun ONE including the web agent, HTTP plug in installation and configurations.
• Expertise in Configuring Active Directory with WAS 6.0/6.1/7.0
• Enabled Global security for the Admin Console and application components.
• Wrote batch scripts to automate installation and un-installation of WebSphere Application Server and Web Server.
• Worked closely with IBM on problem determination, and resolution PMRs.
• Worked in the LDAP Security Configuration and created user roles and groups for securing the resources using LDAP system authentication.
• Involved in securing the J2EE applications by implementing Single Sign On by using LTPA.
• Expertise in developing shell scripts, and JACL scripts that automate the WebSphere monitoring administration recycling the application server, deploying customer applications, logs rotation, monitor applications state, etc
• Troubleshooted issues working with logs and by running user traces and service traces.
• Experience in operational 24x7 support, best practice trouble shooting, monitoring, capacity planning and maintenance.

Environment: IBM WebSphere 6.1/7.0, IBM Portal Server 6.0/6.1, IBM DB2, IBM MQ Series, IBM Http Server 6.1.x, AIX 6.1, Solaris 10, Windows XP, JACL, HTML, EJB, JSP, Unix shell scripts, Jython, Java/J2SE 1.4, J2EE 1.3, Eclipse, SOAP, DMZ

Middleware Administrator Confidential

Responsibilities:

• Responsible for configuration, installation and administration of WebSphere Application Server 5.x/6.x, Jboss Application Server 5.1, Tomcat and IBM HTTP Server on Solaris.
• Involved in migration of existing applications from WebSphere 6.0 to 6.1 using WASPreUpgrade and WASPostUpgrade tools.
• Integrated JBOSS with Apache-Tomcat server.
• Significant experience supporting Apache/Tomcat servers for production mission critical applications
• Installed HTTP Server 6.0/6.1 and configured remote Plug-in for application servers.
• Involved in designing Application server Load Balancing and fail over by using Workload Management WLM , Horizontal and Vertical Clustering.
• Configured Secure Sockets Layers SSL for data encryption and client authentication.
• Implemented Performance tuning for better response time.
• Installed and configured Interim fixes, Cumulative fixes and fix packs.
• Installing and Configuring WebSphere MQ.
• Configured Global security for WebSphere Application Server 5.1/6.0/6.1 and using LDAP user registry.
• Responsible for JBOSS, WAS, WebSphere MQ, Tomcat, Sun ONE Directory server installations across the Middleware group.
• Automated WebSphere deployments using JACL, Jython and Java scripts.
• Analyzed log files to solve problems using debugging tools like Resource Analyzer, Log Analyzer, Tivoli Performance Viewer Tool and Collector Tool.
• Worked closely with Project manager, development, and testing and production teams to align project deliverables, dates and report issues/concerns

Environment: WebSphere Application Server 5.x/6.x WebSphere MQ v5.3, IBM HTTP Server 6.1.x,IBM AIX 5.3, SUN Solaris v9/10, Oracle v9i/10g, ANT, Jacl, Jython, Unix Shell Scripts, J2EE 1.3, Heap and Thread Analyzers, Introscope Wily and LDAP.

WebSphere Administrator

Confidential

Responsibilities:

• Installed, Configured, Administered and Supported WebSphere Application Servers 6.0/6.1 on Solaris and AIX environments.
• Installation of Clients and Creation of Data sources for Applications using Databases like Oracle, DB2, SQL SERVER.
• Built the WebSphere MQ 5.3 and configured Data Sources and MQ objects including Queue Managers, Queues, channels, and listeners.
• Used Tivoli performance viewer to monitor WebSphere/J2EE Applications and tuned the environment accordingly like changing the JVM Heap, Connection Pool sizes.
• Installed third party SSL certificates and enabled the Global security for Admin console and applications.
• Created Enterprise Bus, MQ link adaptor on the WAS and connected to the MQ server.
• Involved in configuring the WebSphere load balancing utilizing WebSphere Workload Management WLM including horizontal scaling and vertical scaling.
• Involved in troubleshooting and Performance tuning using Tivoli Performance Viewer and log analyzer.
• Configured the web server interfaces, session management, virtual hosts and transports for Web Sphere.
• Used Jython and Wsadmin scripts to automate the deployments and configuration.
• Troubleshoot hardware and software problems, on-call support and interact with IT staff in performing complex testing, support and troubleshooting functions.

Environment: IBM WebSphere Application Server 6.0/6.1, IBM HTTP Server 6.0/6.1, IBM MQ Series 5.3, AIX 5.3, Sun Solaris 8, VMware, LDAP, DB 8.2, Oracle 9i, Jacl, Jython, Tivoli, Wsadmin, Heap and Log Analyzer.

JAVA DEVELOPER

Confidential

Responsibilities:

• Installed and Configured Sun Java and Apache Web Servers
• Installed and Configured WebSphere Application Server and Configured with WebServer on Windows Platforms
• Worked on Deploying EJBs using XML
• Tested and developed server side helper classes and Servlets
• Developed EJBs Service Beans, Entity Beans , JSP Tags
• Created Server Groups and Clusters in WebSphere Application Server
• Involved in J2EE development by writing Servlets, JSP, participated in navigation and functionality testing and validating using java script
• Knowledge in Shell Scripts for Unix System backups monthly and yearly
• Documentation of design and testing plans
• Debugging the problems involved with the existing scripts
• Helped in developing the intranet application for the Human Resource Management System

Environment: WebSphere Application Server, Java, JSP, Servlet, EJB, Oracle, Sun Solaris, Windows NT, Rational Rose.