SUMMARY

• Over 7 years of experience with ever increasing levels of responsibility and expertise in designing and administering J2EE and Middleware Solutions. Expertise in WebSphere Application Server (4.0, 5.0, 6.0, 6.1, 7.0, 8.5), WebSphere Portal Server, WebSphere Process Server, WebSphere MQ Series, Webservers (IBM HTTP Server, IPlanet Web Server, Apache Tomcat).
• Strong experience in Planning, Installing, Configuring, Patching, Tuning,Restarting Services and applications,Trouble shootinginfrastructure problemsand Integrating WAS - ND, WMQ, Apache Webservers, TAM and Site Minder Policy Servers, IPlanet Webserver,Jython, JACL Script,Perl, SHELL (K-Shells/Bash), WSADMIN, WSCP, XML Config, Clustering and Scaling, IDS, LDAP, JNDI, Oracle, DB2 on AIX, Solaris, LINUX.
• Hands of experience in Installing, Upgrading Fix Packs and Migrating the exiting configuration and applications to latest versions for IBM WebSphere Application Server.
• Expertise in installing Web Sphere Portal Fix Packs and deploying portal artifacts like Web applications, Portlets, pages using XML access and Portal Admin Console.
• Experienced in Secured Socket Layer (SSL) configuration, creating self-signed certificates, generating certificate requests, Import/Export certificates and creating key databases.
• Expert in creating SSL Certificates and CA Certificates using IKEYMAN and configuring SSL using self-signed certificates and CA certificates between WebSphere Application Server and Webserver, Webserver and browser, WebSphere Application Sever and LDAP Server.
• Well versed in implementing Work Load Management (WLM) methodology and failover mechanisms using cloning and clustering including horizontal and vertical cloning.
• Experienced in Change/Release Management for a Production Support team.
• Creating Change Requests (ECMS) and getting approval for Release.
• Creating and managing Deployment Run books.
• Implementing the changes (deploying applications/codes/packages, restarting services/applications) and recording the artifacts.
• Conducting daily and weekly meetings on Change and Release Activities.
• Managing and coordinating all activities during Release weekends.
• Conducting Post Implementation Reviews post Release.
• Strong experience in Administration and Maintenance of WAS ND clusters (vertical and horizontal) and deployment of applications in highly available, load balanced production environments.
• Experience in deploying J2EE components/Portlets on WAS 5.0/5.1/6.x/7.0 using WAS admin console, wsadmin/JACL scripting and WebSphere Portal Server.
• Good experience with MQ Series Clustering, MQ Client/MQ Server setup and administration.
• Configured Global Security for WAS using an IBM Directory server as LDAP user registry.
• Well versed in writing shell scripts in Bourne and Korn Shells to automate the administrative tasks.
• Created Keystoreand generated private Keys and Certificates for the signing requests.
• Involved in Recovering and Backup of WebSphere configuration using XML Config tool.
• Configured WebServer interfaces, virtual hosts and transports for WebSphere Application Server.
• UsedPerformance tools like TivoliPerformance Viewer and WILY Introscopefor monitoring and tuning the WebSphere environment like configuring Heap/Thread pool/Connection pool sizes, Session Management, etc.
• Experience in using JProbe to identify the memory usage, leaks and analyzing the Garbage Collection and configuring the right GC parameters for better performance, analyzing Thread Hang/ Dumps/Deadlock.
• On call production support (24/7), Monitoring and Troubleshooting technical problems related to Webserver, WAS, plugins and database, checking OS health.
• Excellent Analytical and Communication skills, Quick Learner, Versatile Team player, Organized, Self-Motivated, have the ability to pick up new technologies and solve complex technical problems.

TECHNICAL SKILLS

Application Servers: WebSphere Application Server (WAS) 4.0/5.0/5.1/6.1/7.0/8.5 , WebSphere Portal Server 6.0, IBM HTTP Server, Apache Webserver, JBOSS, Tomcat, IPlanet, Weblogic, Netscape Enterprise server, SiteMinder Policy Server 5.5,6.0.

Databases: DB2 8.2/7.x/UDB, ORACLE 7.x/8i/9i/10g, MS- ACCESS and MS-SQL.

Languages and Scripts: Java, J2EE, C, SQL, HTML, DHTML, XML, XSL, CSS, JDBC, JSP, JACL, JYTHON, ANT, TCL, WSCP, Wsadmin, Shell scripting (KORN,BASH), Perl, JavaScript, Servlets, JMS, LDAP.

Web Servers: IIS 4.0/5.0/6.0, IBM HTTP Server, Apache HTTP Server, Sun One/ IPlanet Web Server.

Operating Systems/Platforms: Window Server 2000/2003/NT/XP/VISTA, IBM AIX5L, UNIX, Sun Solaris 10/8/7/2.x, LINUX, Redhat Linux, HP-UX.

Network /Protocol: TCP/IP, SNA, DNS, LAN, WAN, DHCP, SMTP, POP3, HTTP, SSH, LDAP, RMI, SOAP and IIOP.

Tools: Visual Cafe, VisualAge for Java, WSAD, Resource Analyzer, Log Analyzer, Tivoli Performance Viewer, JBoss, JBuilder, SiteMinder.

PROFESSIONAL EXPERIENCE

Confidential, Brentwood, TN

WebSphere Administrator

Responsibilities:

• Installed, configured, and maintained IBM WebSphere Application Server ND 6.1/7.0/8.5, IBM HTTP Server
• Packaged, build, integrated and deploy enterprise J2EE applications on WebSphere Application Server.
• Installation and configuration of WebSphere Application Server 6.1/7.0/8.5.
• Prepared WebSphere Architectural design document for all Confidential hubs as there was no existing document related to WebSphere environment.
• Prepared documentation for Installation, Configuration and Application deployment steps.
• Deployed application EAR’s on WebSphere Application Server Network Deployment in QA, Staging and Production environment on daily basis and troubleshooting infrastructure, configuration and application issues.
• Setup Cells, Nodes and Clusters.
• Installation of fix packs and fixes, federating Node to the Deployment Manager.
• Profiled all J2EE Applications and worked with Application Development, QA teams to resolve possible memory leaks, improve application integrity, performance and resolve all issues, bugs before deploying in Production.
• Performed WebSphere Configuration backup and restoration using scripts.
• Ability to read, understand the logs and traces and trouble shoot.
• Utilized skills inshelland wsadmin/JACL scripting to automate deploying, updating applications, migrating data and automating batch jobs.
• Monitoring application log files, Application Server Performance, Servlet Status, Active Sessions and DB Pool connections.
• Configured MQ JMS providers.
• Configured horizontal scalability of WebSphere through a mechanism called as “Cloning of multiple JVMs” with independent Java Virtual Machines-JVMs, for each clone.
• Configured and Enabled the Global Security System for WAS Administration for Console users and Console Groups using Active Directory Server as a LDAP User Registry.
• Configuring WebSphere Application Server on multiple platforms for both horizontal and vertical scaling for Work Load Management.
• Troubleshot problem-tickets, worked with developers to identify the root cause and resolve the issue or propose a potential work around.
• Configured enterprise applications and corrected performance problems by monitoring server availability and resource utilization analysis.
• Managed multiple high profiles, complex projects and implemented with minimal disruption to end-users.
• On-site operations support - rotating logs, troubleshooting problems, restarting services, checking OS health.

Environment: IBM WebSphere Application Server 6.1/7.0/8.5, IBM HTTP Server, DB2, Oracle, Windows, AIX,linux, Sun ONE webserver 6.0, 6.1, WebSphere MQ, Message Broker, Tivoli Performance Viewer, LDAP, Microsoft Active Directory.

Confidential, Columbus, Ohio

Release Engineer/WebSphere Admin

Responsibilities:

• Maintained IBM WebSphere Application Server ND 7.0/6.1/6.0/5.1 , IBM HTTP Server 7.0/6.1/6.0/2. x,iPlanet 6.0/4.1on Sun Solaris 10/8, AIX and Windows 2003/2008 servers.
• Worked on Enterprise Change Management System (ECMS) and IT Service Management (ITSM) in Release Management Team implementing changes and tasks on a daily basis in Production Environmentfor the Entire Middleware and Database spectrum on Windows 2003/2008, UNIX, Linux, Sun Solaris and AIX Infrastructure.
• Monitored for Java core dumps or forced thread dumps to check for system objects using thread analyzer and monitored Heap dumps to check for out of memory, memory leak problems using IBM memory diagnostic tools MDD4J and Heap Analyzer.
• Handled everyday System Administration tasks such as backup procedure, system clean up, parsing logs, creating system alerts, restarting services and applications, Checking OS health and other everyday system admin tasks.
• Implemented creation of Server groups and clusters in WebSphere Application server and cloning of servers and provided extensive support in deployment, change management and application level troubleshooting for the Dev, Test, Pre-Prod & Production environment.
• Experienced in Configuring of JDBC Providers, JDBC data sources, connection pool, Virtual Hosting, JNDI, Global Security, SSL, SSO, and Open SSH, Open SSL, LDAP.
• Experience in configuring SSL for web servers, requesting and installing secure certificates, enabling global security using LDAP registry and single sign on.
• Installed SSL certificates on the Web Servers, and WebSphere application server using ikeyman tool.
• Deploying and Moving application to ProductionServers when they Go-live.
• Worked on DR Tests, DR pair switching, and DR pair Failover and Failback events.
• Knowledge on Fast Console and Web logic console.
• Involved in troubleshooting infrastructure problems, technical administration and support for web technology development, testing and implementation of business application in day-to-day activities.
• Good experience working with the Incident Management Team on their daily peregrine ticketing system.
• Worked on ensuring that the timing of change executions does not conflict with the business cycles or priorities.
• Updated status in the weekly Change Advisory Board (CAB) meeting, including documenting/communicating approved changes and changes requiring additional follow-up.
• Managed release schedules and coordinated detailed Production Readiness Reviews for all major releases, proactively monitoring milestones and obtaining approvals.
• Worked on getting final approvals from QA and the LOB for application deployments
• Always ensured that appropriate management is involved and approval was in place.
• Getting required sign-offs (i.e. justification, user acceptance, affected areas), Approval, deferral, or denial of change installations in ECMS and ITSM.
• Verified the documentation of actual change ECMS/ITSM forms or change back outs.
• To enable communication of change results, provided a history of changes and Artifacts, support the maintenance of systems documentation
• Integrated and deployed Enterprise J2EE applications on WebSphere ND 6.1/6.0 that involves EAR, JAR, WAR files using wsadmin and Admin Console.
• Used WebSphere Admin Console and wsadmin/JACL/perl scripting to install enterprise EAR, WAR files or for hot deployment.
• Managed Security and Performance optimizations for IBM WebSphere, IBM HTTP Server and Apache Web Server.
• Problem determination using local error logs and by running user traces and service traces.
• Successfully deployed Web-services to IBM WebSphere v6.1.
• Involved in assisting QA team in Load & Integration testing of J2EE applications on IBM WebSphere Application Server.
• 24/7 Production Support working on emergency issuescarrying P1/S1, P1/S2, P1/S3 and P2as priority, also support operations like, rotating logs, troubleshooting problems, restarting services, checking OS health.

Environment: IBM WebSphere Application Server ND 7.0.x/6.1.x/6.0.x/5.1.x/5.0.x, IBM HTTP Server 7.x/6.x/ 2.0.4.7/13. x, Iplanet Web Server, IBM Process Server v7.0, IBM WebSphere Publishing Server v6.2, Sun Solaris 10/9, Oracle 11g/10g, IBM DB 2 9.7/9.5/9.1 , Web logic 9.x/10, LINUX, Fast Console, Tivoli Performance Viewer, Wily Introscope, Tivoli Directory Server v6.0 (LDAP), Windows server.

Confidential, Jersey City, NJ

WebSphere/Portal Administrator

Responsibilities:

• Installed, Configured, administered WebSphere Application Server 6.0/6.1/7.0, WebSphere Portal Server and IBM HTTP Server 6.0 on LINUX and used update installer to update with Fix packs.
• Installed and configured 6.1/6.0 version of IHS, IIS and plug-in in development, staging and production environments.
• Created Virtual Portals, Portal clusters, setup themes, deployed Portlets and promoting portal applications, consumed local and remote Portlets, configured consumer and producer for WSRP communications on WPS 5.1/6.1 environments.
• Involved in migration process of applications from WebSphere Portal Server 5.1 to 6.1.
• Developed and executed test plans for WebSphere Application Server and Portal Server Upgrade/Migrations.
• Configured the Portal Server to use external Security Manager-Site Minder for access and identity management.
• Created Webserver instances to point to two different instances on the application server.
• Configured WebSphere Application Server on multiple platforms for both Horizontal and Vertical clustering for Work Load Management.
• Configured WebSphere resources like JDBC providers, JDBC data sources, connection pooling, JMS, session management, virtual hosts and HTTP transports.
• Developed UNIX shell scripts,perl, ant, Jython scripts to automate the WebSphere (recycling the application server, deploying customer applications, creating dynamic clusters, logs rotation, monitor applications state).
• Involved in securing the J2EE applications, enabled global security for application servers and applications by implementing Single Sign on by using LTPA mechanism on secure way LDAP User Registry.
• Configured SSL using Self-Signed Certificates and CA Certificates between Application Server and Web Server, Webserver and Browser, Application Server and LDAP Server.
• Configured mutual authentication between LDAP and WebSphere via SSL (Two Way SSL).
• Troubleshoot using logs, Log Analyzer for activity logs, Thread Analyzer for thread dumps, custom shell scripts.
• Installed Fix packs on WebSphere Application Server v6.x and added patches using Update installer.
• Monitored application log files, Application Server Performance, Servlet Status, Active Sessions and DB Pool connections.
• Used Garbage Collection to evaluate application performance health and detected the presence of memory leaks.
• Monitored and analyzed data with Tivoli Performance Viewer Tool.
• Debugged WebSphere Application Server connection pooling issues using Wily and generated thread dumps.
• Wrote start, stop, deploy, backup scripts for cell, node agents, clusters, servers, HIS servers, logs, transferring plugin file to multiple HIS, synching static content on HIS, copying virtual hosts and host aliases.
• Installed Web applications and enterprise applications to Test, QA and Production environments.
• Provided 24/7 support in a High availability environment.

Environment: WebSphere Application Server 5.x/6.x/7.0, WebSphere Portal Server,AIX, Linux, Jython, DB2, LDAP, JDBC, Webserver, SiteMinder, J2EE, Tivoli, Wily, HIS.

Confidential, Charlotte, NC

WebSphere Administrator

Responsibilities:

• Installed, configured, and maintained IBM WebSphere Application Server ND 6.1/6.0/5.1, Portal Server, IBM HTTP Server, IPlanet.
• Packaged, build, integrated and deploy enterprise J2EE applications on WebSphere Portal Server.
• Installation and configuration of WebSphere Portal Server V5.1 on AIX.
• Deployed application EAR’s on WebSphere Application Server Network Deployment in QA, Staging and Production environments on a daily basis and troubleshooting infrastructure, configuration & application issues.
• Setup Cells, Nodes and Clusters.
• Installation of fix packs and fixes, federating Node to the Deployment Manager.
• Profiled all J2EE Applications and worked with Application Development, QA teams to resolve possible memory leaks, improve application integrity, performance and resolve all issues, bugs before deploying in Production.
• Performed WebSphere Configuration backup and restoration using scripts.
• Maintained network and data security, security compliance policies on the OS for SOX and internal audits.
• Ability to read and understand the portal logs and traces and trouble shoot.
• Utilized skills inshelland wsadmin/JACL scripting to automate deploying, updating applications, migrating data and automating batch jobs.
• Monitoring application log files, Application Server Performance, Servlet Status, Active Sessions and DB Pool connections.
• Configured MQ JMS providers.
• Configured horizontal scalability of WebSphere through a mechanism called as “Cloning of multiple JVMs” with independent Java Virtual Machines-JVMs, for each clone.
• Configured and Enabled the Global Security System for WAS Administration for Console users and Console Groups using Active Directory Server as a LDAP User Registry.
• Configuring WebSphere Application Server on multiple platforms for both horizontal and vertical scaling for Work Load Management.
• Troubleshot problem-tickets, worked with developers to identify the root cause and resolve the issue or propose a potential work around.
• Configured enterprise applications and corrected performance problems by monitoring server availability and resource utilization analysis.
• Managed multiple high profiles, complex projects and implemented with minimal disruption to end-users.
• 24x7 on-site operations support in an environment with a number of Servers, rotating logs, troubleshooting prolems, restarting services, checking OS health.

Environment: IBM WebSphere Application Server 5.0/5.1, Portal Server 5.0,5.1, IBM DB2, Linux, AIX, Sun ONE Directory Server 5.1, Sun ONE webserver 6.0, 6.1, Tivoli Performance Viewer, Willy Introscope, SP3, Message Broker, NetegritySiteminder Policy Server 5.5, 6.0, LDAP.

Confidential

WebSphere Administrator

Responsibilities:

• Working with WebSphere Network Deployment (WAS/ND) and implementing the Virtualization capabilities that can dynamically match available resources to chaning workload demands.
• Designing and developing Message Sets, Message Flows and Deployed in broker using WMQ environment.
• Responsible for troubleshooting issues, opening tickets for DNS changes, Load Balancerand firewall requests.
• Monitoring application log files, application server performance, servlet status, active sessions and DB pool connections.
• Performance estimation and tuning for the WebSphere Application Server system.
• Involved in Creating and Managing the Nodes, Application Server’s Cluster’s and Deployed Multiple J2EE Applications.
• Installing and configuring Apache HTTP Server and Apache Tomcat in various environments.
• Performing JVM Tunings and allocating heap size.
• Configuring the applications depending on the business team requirements.
• Developed Cron Jobs and Shell Scripts for automating administration tasks like file system management, process management, backup and restore.
• Migrating applications from lower version to higher version.
• Conducting tests in local servers and provide recommendations to mitigate risks.
• Creating certificates to secure the apache server and application server.
• Managed multiple high profile, complex projects and implemented with minimal disruption to end-users.
• Performing failover tests in production environments
• Knowledge OF DISASTER RECOVERY IN PRODUCTION ENVIRONMENT
• On-call Production Support (24x7).

Environment: IBM WebSphere V5.x, IBM HTTP Server 2.x, DB2, Oracle 9i/8i, JDBC, Sun Solaris, Redhat Linux, JDBC.