SUMMARY

• Over 8 years of IT Experience as IBM WebSphere Administrator for IBM WebSphere Application server.
• 8 years of experience in planning, setup, installation and administration of IBM Websphere Application Server 7.0/6.1/6.0/5. 1/5.0/4. x on AIX, Linux, Solaris, Z - OS and Windows servers.
• Knowledge in Installing, configuring WebLogic Server.
• Experience in installation, configuration and migration of applications on IBM WebSphere Portal Server 5.x/6.x on AIX, Linux, Solaris,and Windows servers
• Hands-on experience in a clustered environment including deployments, troubleshooting performance issues and especially performance test monitoring, installations, and configuration maintenance
• WebSphere Portal Server Administrator - Role extensively involved in installing, configuring, maintaining, and supporting WebSphere Portal Server, WebSphere Deployment Manager, IHS server etc to setup the portal environment with hands on experience on Websphere Commerce.
• Experience in Installing, Configuring and Administering Web Servers like IBM Http Server (IHS) 1.3.x, IIS 5/6, SunOne 5/6, and iPlanet 4.x Webserver and configuration of Web Server Plug-ins.
• Expertise in administration and implementation of web base enterprise applications on IBM websphere application server 7.0/6.1/6.0/5. x/4.x deploying, configuring, tuning, performance monitoring and troubleshooting websphere related issues.
• Strong technical knowledge of WebSphere Application Server Implementation, Support, Workload Management and Performance Tuning
• Expertise in configuring Cells, Nodes, clustering, JDBC Providers, Data Sources, Virtual Hosts, session management
• Experienced in Installing Upgrade Fix Packs and Migrating to latest versions.
• Experience in using IBM Thread Analyzer to detect JVM thread related issues.
• Experience in using Wily Introscope, Tivoli Performance Viewer and Log Analyzer for performance monitoring, tuning and troubleshooting
• Configured LDAP Plugins over SSL with Active Directory and IBM Directory Server
• Indepth understanding of J2EE Architecture (JSP, Servlets, JNDI, JMS), Java2.0, JDBC, Java Beans, RMI, CORBA, JavaScript, HTML, SQL
• Experience of working closley with Oracle, SQL Server, IBM DB2.
• Worked with the firewall team to finding glitches and getting access across firewalls
• Expertise in deploying and migrating to staging areas and production.
• Successful implementation of Workload Management (WLM) using cloning/clustering techniques including horizontal and vertical clustering for fail over processes.
• Experience in implementing SSL certificates and SSO.
• Expertise in different UNIX platforms such as AIX 5.1/5.2/5.3, Sun Solaris 8.0/9.0 and LINUX.
• Proficiency in writing JACL, Jython scripts, shell Scripts.
• In depth understanding of network protocols and applications involving TCP/IP, NFS, DFS, SNMP, SMTP, POP, Telnet, rlogin, SSH, FTP, HTTP, DNS Expertise in UNIX Shell, Jython, JACL and Ant scripting to automate administrative tasks
• Experienced in trouble shooting using Traces, Logs and Log Analyzer
• Experience in Load testing using Apache Tomcat JMeter/LoadRunner.
• Ability to communicate requirements effectively to team members and manage application development.
• Ability to rapidly learn new concepts together with excellent interpersonal skills.

TECHNICAL SKILLS

Application Servers: IBM WebSphere Application Server, 4.x,5.x, 6.0, 6.1(ND), 7.0(ND & XD), IBM WebSphere Application Server Portal 5.x,6.x

Web Servers: Apache Tomcat, IBM HTTP Server,websphere commerce, IIS, Sun One Web Server, iplanet

Messaging Server: IBM WebSphere MQ 5.3/6.0

Languages: C, C++, Java, JSP, Servlets, EJBs, HTML, XML

Operating Systems: IBM AIX 5.1/5.2/5.3, SUN Solaris 8/9, HP-UX, LINUX (REDHAT), Windows NT/2000 server, Windows XP/98/95

Scripting: JACL, Jython,AJAX, Java scripts, Python, UNIX shell Scripts

Databases: Oracle8i/9i/10g (RAC),DB28.x/9.x,SQLServer2000/2005,MSAccess2003

LDAP Servers: IBM Tivoli Directory Server

Protocols: TCP/IP, HTTP/HTTPS, SOAP

PROFESSIONAL EXPERIENCE

WebSphere Administrator and Developer

Confidential, Houston, TX

Responsibilities:

• Installed and Configured WebSphere Applicaton server 7.0 on AIX 6.2 and Windows 2003 Server.
• Upgraded the Enterprise applications to suite websphere 7 environment requirements.
• Installed, Configured and Migrated WebSphere Portal 5.1 to 6.1
• Responsible for updating refresh packs, fix packs and interim fix packs to WebSphere Application Server, IBM HTTP Server with hands on experience on Websphere Commerce.
• Installed WebSphere Portal WebSphere Application Server and WCM fix packs and fixes.
• Deployed Portlets and war files on WebSphere Portal.
• Deployed Skins and Themes.
• Installed EARs, WARs and configured application specific JVM settings, Web container parameters using the Admin Console and WSADMIN scripts
• Installed and configured the WebSphere Plugin
• Modifying and replacing jar’s with new suitable jar for the struts and spring framework
• Creating JYTHON scripts for the new application architecture
• Creating security roles for EJB containers, Web-Application and Application Server level
• Deploying applications for the staging, production environment using AMP(Application Management Platform, an internally developed tool ).
• Created JDBC Drivers, data sources and provided security roles for the JDBC connections.
• Configured Queue Connection Factories, Queues, Topic Factories, JMS Listeners and Ativation Specifications for the applications using messaging architecture.
• Enabled security for the Admin Console and application components.
• Installed and Configured SSL Certs.
• Tuned JVM’s with right heap sizes. Troubleshooting high memory issues for JVM’s by enabling verbose GC.
• Worked closely with developers to define and configured application Servers, Virtual Hosts, Web Applications, Web resources, Servlets, JDBC drivers and Servlets Engines-as well as deployment of EJBs across multiple instances of WebSphere.
• Provided technical support/advice on WebSphere technologies/issues.
• Co-ordinate with Developers, Project leads, IT leads, Sponsors on a regular basis.
• Troubleshoot Server environmental issues, Java code defects after deployment, and class path issues by checking the JVM logs, plug-in logs and the WebServer logs.
• Performed routine management of WebSphere Environment like monitoring Disk Space, CPU Utilization.
• Troubleshooting high memory issues for JVM’s by enabling verbose GC.
• Developed Technical documents for support, training and internal use for RAD 7.5 and AMP tool.
• Utilized change management tool Remedy.

Environment: IBM RAD 7.5.5, PVCS, WebSphere Application Server 7.0, AMP (Applicaton Management Platform), AIX 6.2, JDK 1.6, Remedy.

WebSphere Administrator

Confidential, Bentonville, AR

Responsibilities:

• Installed and configured IBM WebSphere Application Server 6.0/6.1(ND, XD) on AIX, SUN Solaris operating platform for development and production environments.
• Installed and Configured WebSphere Portal Server 6.1/6.0 on Windows, and AIX.
• Worked with MQ development team, creating queue managers, defining queues, channels, listeners and adding queue managers to clusters.
• Worked on Administrative Tasks like Configuration, Deployment, Trouble shooting and Scripting, of WebSphere Application Server 5/6.
• Actively involved in Creation of Node groups, clusters and deploying application, monitoring environment using Websphere Application Server 6.1 and 6.0
• Experienced in implementing and managing server clustering and maintenance of connections pools and EJBs
• Involved in creation of shell scripts for managing servers
• Involved in creating a High Availability clustered Environment and working with management of applications using Deployment Manager for load balancing and failover functions.
• Expertise in working and configurations of Webservers - IHS (IBM HTTP Server), IISand Apache Web servers
• Applying patches and plug-ins for WebSphere Application Server 6.0/ 6.1
• Expertise in deploying various types of application packages including WAR and EAR files.
• Assisted the production and development teams throughout life cycle on engineering application architectures and standards as well as interacting and assisting through application changes/deployments.
• Created and maintained technical documentation for the IBM WebSphere environment, including network diagrams, installation and configuration procedures, troubleshooting guidelines, and operational procedures.
• Implemented SSL Certificates both internal and external for secure iPlanet instances and IBM Web server (IHS/Apache).
• Enabled Security for Admin Console and the application components through LDAP (IBM Tivoli Directory Server)
• Involved in investigating the problem, troubleshooting and resolving application and configuration issues.
• Enabled Security features using LDAP user registry and LTPA for authentication and authorization privileges for Admin console and application components on both UNIX and Windows platforms.
• Used problem determination tools and log files to troubleshoot problems such as Log Analyzer.
• Strong troubleshooting skills and ability to methodically identify research and resolve complex issues in the web environment.
• Active involvement in monitoring server performance, network traffic to reduce performance bottleneck
• Responsible for 24/7 on call and Production Support on rotation basis.
• Worked on problem tickets (PMRs) with IBM to find effective solutions to various problems and performance issues.
• Documented all procedures and implementation for support.

Environment: IBM WebSphere Application Server 6.0 and 6.1, WebSphere Portal Server 5.1/6.0, AIX, Sun Solaris 9, SiteMinder, J2EE (JSP, Servlets, JDBC 2.0, JMS, EJB 1.1), IBM HTTP Server 6.1, DB2 and Windows 2000/2003 server.

Web Sphere System Administrator

Confidential, Pittsburgh, PA

Responsibilities:

• Worked on installing, configuring, maintaining and troubleshooting the IBM WebSphere Application Server 5.0, 6.0 (ND) on Solaris 10, RHEL (RedHat Enterprise Linux).Involved in day-to-day administration tasks including deployments, monitoring of systems and troubleshooting the issues.
• Responsible for performance tuning of IBM HTTP server (IHS) 6.1, Application server, Web Container, EJB Container, and database Connection Pool.
• Worked closely with Network, security, operations, database and developer team to troubleshoot and resolve the issue related to application and application server.
• Worked in a 24/7 call and production support.
• Utilized Tivoli Performance Viewer, wily and Log Analyzer for performance and troubleshooting
• Installed JDBC drivers, created the data sources and configured the parameters of the connection pool.
• Package, build, Integrate and deploy enterprise J2EE applications on WebSphere 5.1.1.x/6.0.x that involves EAR (Enterprise Archives) and WAR (Web Archives).
• Configured horizontal and vertical scalability of WebSphere to support failover mechanism and to utilize system resources to the maximum extent.
• Used Collector Tool to gather information about installation and packages
• Managed the security and performance optimizations for EJB containers and web applications in IBM WebSphere, IBM HTTP Server and IIS web server.
• Installation of adapter drivers and configuration with applications on test and Production environments.
• Creation of Shell Scripts for managing remote, local servers and other automation tasks
• Provided JMS configuration on Websphere MQ 5.3
• Installed and configured IBM Websphere Portal 5.1 on RHEL 9.
• 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 5.0/6.0.
• Used WSINSTANCE to create multiple WebSphere instances from the command line.
• Automate application install, uninstall and application enhancements by executing and monitoring Shell scripts and JACL scripts.
• Created PMR and worked with IBM support team to resolve the issue and troubleshoot the ongoing problems.
• Involved in configuring the WebSphere load balancing utilizing WebSphere Workload Management including horizontal scaling and vertical scaling.
• Executed and monitored many JACL scripts and shell scripts to automate the maintenance process of the WebSphere and recovered the backed up WebSphere configuration using command line tools in WAS.
• Provided technical assistance for Web Hosting team on various Application servers an Web Servers including IBM HTTP Server, Apache Web Server, and IIS Server.
• Monitoring and tuning using Tivoli Performance Viewer and Wily Introscope and tracing the transactions during Mercury Load Runner load Tests.
• Participate in the creation/maintenance of the overall management plan.
• Experienced in troubleshooting various areas of WebSphere Application Server.

Environment: WebSphere Application Server 5.x,6.0,6.1, WebSphere Portal Server, IBM HTTP Server (IHS), JDBC, WSCP Scripts, JACL, Jython scripts,Trivoli Performance, IBM AIX,Windows 2000 SP 4, UNIX, Solaris, RHEL (RedHat Enterprise Linux).

WebSphere Administrator

Confidential, Richmond, VA

Responsibilities:

• Installed, configured, Administered and supported WebSphere Application Servers 6.0/6.1 on Windows and UNIX environment using GUI as well as silent install
• Involved with Migration of applications from WebSphere 5.x to 6.0 environment
• Installed and configured the IBM HTTP Server 6.0/6.1 created web server definition and re-generated web server plug-in on Portal and Application Server to redirect request from Web Server to IBM websphere application server
• Created and federated profiles to the Deployment manager using Profile Management tool and also automated the process using manageprofiles and addnode command
• Worked closely with developers to define and configure Application Servers, Virtual Hosts, Web Applications, Web resources, Servlets, JDBC drivers
• Separated Web Server and Application Server for better performance and security.
• Implementation of horizontal and vertical scaling of WebSphere Application Server for workload management in a cluster.
• Created JDBC resources, various data sources and J2C aliases. Tuned database connection pools, thread pools, JVM Heap size to required sizes using admin console
• Handled deployment of Java Servlets, Session Beans and Entity Beans for modules to the respective application server instances.
• Enabled security for the Admin Console and the application components.
• Used command line tools wsadmin, WSCP and XMLConfig occasionally as an alternative to Admin Console.
• Used automated scripts to perform routine management tasks on WebSphere environ-ments like monitoring Disk Space, CPU & Memory Utilization.
• Worked closely with Database administrators to resolve database and JDBC related is-sues in WebSphere Application ServerMigrated to WAS 5.0 Network Deployment and Base on AIX/Windows platforms to WAS 5.1 ND
• 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.x, JMS Server,Tivoli Performance Analyzer, IBM HTTP Server (IHS) 2, Netegrity SiteMinder, AIX 5.2, Windows 2000,, Java Script, XML, JACL scripting JSP, Servlets.

WebSphere Administrator

Confidential, Newark, NJ

Responsibilities:

• Installed, configured, administered and supported IBM WebSphere Application Server 4.0/5.x on SUN Solaris and Windows 2000 .
• Implemented the Clusters / Server Groups and Cluster Members /clones (Vertical scaling & horizontal scaling) for fail over and distribute the workload on WAS.
• Integrating enterprise-wide J2EE applications and deploying them on WebSphere Application Server and managing them through WebSphere administrative console.
• Installed EARs, WARs and configured application specific JVM settings, Web container parameters using the Admin Console and WSCP scripts. Used wasdmin scripts to invoke Jacl and Jython scripts in WAS 5.0.
• Created user roles and groups using Local OS registry and secured WebSphere resources.
• Involved in configuring JDBC drivers, Data sources on WebSphere Application Server 4.0.
• Used Resource Analyzer and Log Analyzer for performance tuning and troubleshooting.
• Installed fix packs and cumulative fixes to upgrade the version of WebSphere Application Server 5.0, Netegrity SiteMinder.
• Provided technical assistance for Web Hosting team on various Application servers and Web Servers including IBM HTTP Server, Apache Tomcat Web Server, and iplanet Server.
• Monitoring all Servers, shutdown and startup, Network Support and Troubleshooting.

Environment: WebSphere 4.0.x/5.x, Apache Tomcat, IBM HTTP Server (IHS) 1.3, iplanet, EJB, Java Servlets, JSP, EJB, iPlanet Solaris 8, Windows NT/2000.

WebSphere Administrator

Confidential, New York, NY

Responsibilities:

• Installation, Configuration and Maintenance of IBM WebSphere Application Server 5.1on AIX 5.3 Platform
• Implementation of horizontal and vertical scaling of WebSphere Application Server (WAS) in a workload-managed cluster. This has involved modeling and cloning (now called server groups and cloning) services in WAS 5.x
• Applying patches and plug-ins for WebSphere Application Server
• Involvement in performance monitoring and tuning by using the Tivoli Performance Viewer
• Performing Troubleshooting by analyzing log files using the Log Analyzer tool and also by running traces
• Responsible for installing and configuring third party software necessary to test the product such as IBM HTTP Server 2.0.
• Maintenance of the local Apache Tomcat and IBM HTTP web server (IHS).
• Documentation of all procedures and any other important issues

Environment: IBM Websphere Application Server 5.1, Apache Tomcat, AIX, Windows 2000, IHS (IBM HTTP Server), Tivoli Performance Viewer, JACL Solaris, Linux, Windows 2000.

Java Developer

Confidential

Responsibilities:

• Developed the application using Struts framework based on MVC architecture.
• Designed and developed rich user interface using JSP and used JavaScript for validation of page data.
• Developed and deployed the application on WebSphere application server.
• Implemented database interactions using JDBC with backend as Sybase.
• Designed and implemented PL/SQL stored procedures.
• Involved in Production Support and minor enhancements as per application requirements.

Environment: Java, J2EE, JSP, EJB, Servlets, Struts, MVC, JDBC, Eclipse, WebSphere Application Server V4, Sybase, Web Services, PL/SQL, SVN, HTML, JavaScript, Rational Rose, UNIX and Windows NT