Summary:

• Strong IBM WebSphere Administrator with over 7 years of experience in administering Application Servers and Web Servers in various environments
• Expert in installing fix packs and refresh packs for WebSphere Application Server WAS using Update Installer and Installation Manager in GUI
• Expertise in Deploying/troubleshooting the J2EE Applications WAR EAR in WAS
• Identified and resolved issues in WAS environments during installation, applying patches, configuring DB2, Portal, Security, EJBs, and Servlets.
• Implemented Horizontal and Vertical Clustering
• Strong in creating data sources, setting up connection pools and creation of J2C Authentication aliases
• Experience in Install/configure WebSphere MQ.
• Created users and groups in LDAP Servers and mapping them to the enterprise applications running on WAS
• Designed and implemented Workload Management WLM and failover using hybrid clustering on multiple machines
• Configured WebServer interfaces, session management, virtual hosts and HTTP transports for WAS
• Skillful in problem tracing and log management to invocate traces and thread dumps
• Well- versed in Migrating WAS Versions and providing backups.
• Enabling Secure Socket Layer SSL among different components of middleware like Web Servers and Application Servers
• Coordinating, assigning work requests and status check with off-shore team and guide the team.
• Goal Oriented and a good Team-Player

Technical Skills

• WebSphere Application Server Versions
• 8.x/7.x/6.x/5.x/4.x
• Web Servers
• IBM HTTP Server and Apache Web Server
• TOMCAT
• Protocols
• TCP/IP, UDP, HTTP/HTTPS,
• RMI/IIOP, SOAP, SSL, SMTP, IMAP.
• Security
• LDAP, ikeyman.
• SCRIPTING
• LANGUAGES: JACL, Jython, Java scripts, UNIX shell scripts , XML.
• WEB TECHNOLOGIES: J2EE, JDBC, Servlets, JSP, Java Beans, RMI, EJB, JNDI, JMS, AJAX.
• DATABASES: Oracle 8i/9i/10g,/11g UDB/DB2, Sybase, MS SQL Server and MySQL.
• MONITORING TOOLS: Wily Introscope 7.x/8.x/9.x ,Tivoli Performance viewer, HP OpenView, Manage Engine Applications Manager 11.
• OPERATING SYSTEMS: Sun Solaris 8/9/10, AIX 4.5/5.1/5.2/5.3/6.1/7 , WINDOWS 2000/2003/XP/98, RHEL 4/5, HP-UNIX.

Professional Experience:

Confidential

Sr. WebSphere Administrator

Responsibilities:-

• Optimized performance of WebSphere Application server using Workload Management WLM
• Applied latest fix pack and Patches to WebSphere Application Server.
• Installed and Configured IBM HTTP Server V7.0/6.0 and Apache Web server V2.3/2.2 with WebSphere Application Server in cluster environment.
• Created Profiles, nodes, federation of nodes, WAS instances, Application Servers, Clusters, Virtual hosts, Data Sources, Plug-in configuration, and Service Integration Bus Configuration
• Installed configured and administered IBM WebSphere Application Server Network Deployment ND V8.0/7.1/7.0on AIX, Solaris and Linux and WebSphere Extended Deployment manager XD 7.0/6.1/6.0.2
• Deployed enterprise applications from Admin console and enabled security using LTPA and LDAP for WebSphere Application Server
• Migrated existing applications from WebSphere Application Server from 5.x to 6.x and from 6.x to 7.0
• Supported WebSphere Application Server clustering, load balance and failover
• Analyzed log files during performance monitoring and problem resolution
• Created and Configured WebSphere MQ series objects, Queue Manager, Queue, Channels and Transmission Queues for Messaging and Queuing and integrated Several MQ Series Servers using the Point to point channels and Cluster Channels
• Monitored Applications and WAS performance through Tivoli Performance Viewer.
• Tuned the system by caching, queuing, JVM parameters, DB Connection Pooling like changing the JVM Heap size, Connection Pool sizes, Thread pool size and Generating Heap Dump and Thread Dumps during Out of Memory Exception.
• Analyzing the generated dumps using IBM tools Heap Analyzer and Thread Analyzer.
• Worked closely with developers to define and configure application Servers, Virtual Hosts, Web Applications, Web resources, Servlets, JDBC drivers and Servlet Engines-as well as deployment of EJBs across multiple instances of WebSphere
• Done Plug-in configurations, Web Server configurations such as adding the virtual host entries, name host entries etc
• Set up and monitored the Site Scope alerts in High Availability severs in all QA and Production Environments
• the SSL setup with data-power appliances for mutual authentication
• Created self-signed private key database certificates for web servers and integrated
• Created Configured SSL for high security of web application.
• Identified issues using local error logs and by running user traces and service traces
• Handled deployment of Java Servlets, Session beans and Entity Beans for each module to respective instances of application servers and web applications
• Created user roles and groups for securing the resources using LDAP authentication.
• Configured WebSphere resources like JDBC providers, JDBC data sources, connection pooling, Implemented creation of Server groups and clusters in WebSphere Application server
• Configured Virtual Hosts in WebSphere and IHS to provide application isolation
• Experience providing 24X7 on call support

Environment: WebSphere Application Server V8.0/7.1/7.0,IBM HTTP Server, JDBC, Oracle 11g,MySQL, JACL, LDAP, EJBs, SSL, Java servlets, Jython scripts, MQ series, Tivoli Performance, AIX, Linux.

Confidential

WebSphere Administrator

Responsibilities: -

• Used Shell, PERL, JACL and Jython Scripts for creating clusters, cluster members, JDBC Providers, Data Sources, JMS Providers, setting up of Nodes, DS, Virtual Host0s, session managers, Connection Pools, J2C Authentication aliases, Work Manger, start and stop JVMs and applications, generation of Plugins
• Performed Web server maintenance and HTTP plug-in installation and configurations
• Well accomplished in tracing through HPEL and awareness about 3- tier Architecture
• Configured Secure Socket Layer SSL between deployment manager of WebSphere Application Server and IBM HTTP Server administration server using ikeyman utility by exchanging default dummy certificates, self-signed certificates and CA certificates.
• Handled deployment of Java servlets, Session beans and Entity Beans for each module to respective instances of application server clusters and web applications
• Enabled security for the Admin Console and the application components
• Created the user lists and groups in LDAP Servers and mapped them to the enterprise applications running on the Application Servers
• Installed EARs, WARs to clusters and configured application specific JVM settings, Web container parameters using the Admin Console and WSCP scripts
• Created and Configured MQ series objects like Queue Manager, Queue, Channels and transmission Queues for Messaging and Queuing
• Configured Security for WebSphere Portal environment using LDAP registry IBM Directory Server
• Installed Configured and Supported WebSphere Portal Server 6.1/6.0/5.1 and enabled Web Content Management
• Applied Fixes, Patches and ifixes to WebSphere Application Server v6.1/6.0
• Migrated WAS from V5.1/5.0 to 6.0 in AIX platform
• Transferred default Cloudscape database to DB2 and Oracle in WebSphere Application Server
• Configured WebSphere resources like JDBC providers, JDBC data sources and connection pooling for database connection
• Configured WebSphere Deployment Manager ND and Application Server profiles in clustered horizontal and vertical environment to utilize the advantages of Failover and load balancing in multi-node environment
• Installed Configured of IBM HTTP Server V6.0/6.1 and Apache Web server V2.x, make junction works for the transportation of application through a web server
• Installed, Configured and Administered WebSphere Application Server V8.0/7.0/6.1/6.0
• Configured Session persistence for application servers in cluster using Memory to Memory Replication in Master-Slave mode
• Coordinated with, assigned work requests to , tracked status and guided off-shore team
• Supported applications 24X7 on-call on a rotational basis

Environment: WebSphere Application Server V8.0/7.0/6.1/6.0,IBM HTTP Server, Apache WebServer, LDAP, JACL, Jython scripts, Tivoli Performance, MQ ,Linux, AIX

Confidential

WebSphere Administrator

Responsibilities:-

• Installed Web Sphere 6.1/6.0/5.0 on Windows, AIX and Solaris platform
• Installed WebSphere Application Server 6.x ND and created dmgr, Application server profiles
• Built Application Servers and Web Servers on Windows and Linux
• Deployed J2EE Applications, Created Clusters for Load Balancing and Failover, Configured JDBC Providers, Created Virtual Hosts, Shared Libraries, JNDI Configurations, EJB References, Environment Variables and Configured Session Management
• Enabled traces as part of troubleshooting and used collector tool to submit the logs and traces to IBM
• Migrated from WAS 5.0 Base on AIX/Windows platforms to WAS 6.0ND
• Worked closely with developers to define and configure application Servers, Virtual Hosts, Web Applications, Web resources, Servlets, JDBC drivers and Servlet Engines-as well as deployment of EJBs across multiple instances of WebSphere
• Provided technical support on Clustering, caching, messaging and transactions to support enterprise Java application deployments in JBoss EAP and WebSphere Application server
• Setup messaging using the integrated JMS Server
• Configured WebSphere for messaging by defining Queue Destinations Queue Connection Factories
• Used command line tools wsadmin, WSCP and XMLConfig occasionally as an alternative to Admin Console
• Troubleshoot Admin Server start-up issues, Java code defects after deployment, like class path issues
• Used Log Analyzer to monitor WebSphere Applications and tuned the environment accordingly like Worked on problem tickets PMR with IBM to find effective solutions to various problems and performance issues and applied various WebSphere system related patches, fixes the JVM Heap, Connection Pool sizes

Environment: WebSphere Application Server V6.1/6.0/5.0,IBM HTTP Server, JDBC, EJBS, JNDI, Log analyzer, Windows 2003, AIX, Linux.

Confidential

WebSphere Administrator

Responsibilities:-

• Installed, configured and administered of WebSphere Application Server 6.1/6.0, Network Deployment, and Extended Deployment XD on multiple Platforms
• Configured WebSphere Application Server on multiple platforms for both Horizontal and Vertical clustering for Work Load Management
• Created, Configured Profiles, Nodes, Node Groups Clusters for WebSphere Application Server
• Implemented the skills of Load balancing for edge components using Cisco load balancer
• Configured WebSphere resources like JDBC providers, JDBC data sources, connection pooling, JMS, session management, virtual hosts and HTTP transports
• Day-to-day administration tasks including deployments, monitoring of systems and troubleshooting the issues
• Worked with support team to resolve the issues and troubleshoot the ongoing problems
• Configured the Web Server interfaces, session management, virtual hosts and transports for WebSphere Application Servers
• Worked with Splunk Tool in analyzing and troubleshooting the Server Logs
• Configured Connection Factory and Distributed Queue as JMS system resources.
• Configured Node manager to remotely administer Managed servers. Troubleshooting Admin Server start-up issues, Java code defects after deployment, and class path issues by checking the JVM logs, plug-in logs and the web server logs
• Optimized the performance of Enterprise Applications using Tivoli Performance Viewer
• Enable global security for application servers and applications using Single Sign On SSO by LTPA mechanism on Secure Way LDAP User Registry

Environment: WebSphere Application Server V6.1/6.0,Cisco load balancer, JDBC, JMS, Spunk Tool, SSO, Wily Introscope, Solaris, HP-UNIX

Confidential

WebSphere Administrator

Responsibilities:-

• Installed WebSphere Application Server 5.1/5.0ND and created dmgr, Application server profiles on Linux and windows.
• Updated fix packs and refresh packs on WebSphere Application Server 5.1/5.0
• Created multiple configuration instances of WAS and federated them to multiple configuration instances of WAS-ND and verified installation, configuration instance creation, node federation, application installation and execution
• Monitored Application performance including starting/ stopping the application server
• Deployed Ear War Files in WAS and for Single point failure issue used the High