SUMMARY

• Over around 7 plus years of IT experience primarily focused in administration of WebSphere Application Server.
• Expertise in installation, configuration and administration of WebSphere Application Server 4.x/5.x/6.x/7.x/8.x on AIX, Solaris, Linux, and Windows operating systems.
• Experience in installing, configuring, administering and supporting Web Servers like IBM HTTP Server (2.0.x/5.x/6.x/7.x), SunOne Web Server (6.x), Apache (1.3.x/2.x) and IIS.
• Experience in setting up LDAP security for applications deployed in WebSphere Application Server.
• Expertise in identifying components causing problems and monitoring performance using Tivoli Performance Viewer, Wily Introscope 7.x/8.x, Tivoli Composite Application Manager (ITCAM).
• Successful implementations of Work Load Management (WLM) using cloning and clustering techniques including Horizontal and Vertical Clustering for failover and backup/recovery processes.
• Good experience in Installing Fix Packs and migrating the existing configuration and applications from WebSphere and 5.x to 6.x and 7.x to 8.x using both command line (Waspreupgrade and Waspostupgrade) tools and using the GUI migration wizard provided with the WebSphere.
• Have a good knowledge and Experience in Websphere MQ.
• Experience in setting up Single - Sign-On for J2EE applications running on WebSphere Application server by installing and integrating the web servers with Netegrity SiteMinder.
• Experience in writing shell scripts and Jython/JACL to automate the administrative tasks.
• Expertise in troubleshooting issues using logs, traces and messages using tools such as Log Analyzer, Resource Analyzer, Heap Analyzer, Thread Dump Analyzer, PMAT.
• Expertise in deploying J2EE components on WebSphere Application Server and configuring resources like JDBC, JMS, SIBus, and URL providers.
• Worked on WebSphere MQ/MB explorer to monitor queues and brokers
• Worked on MQ visual edit tool for the taking a backup messages and arrange backup out message in queue.
• Involved in assisting Application team for Load and Stress testing of J2EE applications.
• Excellent Communication skills and problem handling with ability to work under pressure in a highly visible role.
• Expertise in 24/7 on-call production support troubleshooting problems related to WebSphere Application Server, Web Servers, Database, BigIP and other network related issues on a daily basis.
• Good team player, self-starter and self motivated and ability to quickly adopt and work under minimal supervision.

TECHNICAL SKILLS

Application Servers: IBM WebSphere Application Server 4.x/5.x/6.x/7.x/8.x, BEA, Netscape LDAP server and Netegrity Sideminder.

Web Servers: IBM HTTP Server 2.x/6.x/7.x, SunOne Web Server 6.x, Apache Web Server, IIS Web Server.

Platforms: IBM AIX 5.x/6.1, Sun Solaris 7.x/8.x/9.x/10.x, Linux (RHEL and SUSE), Windows (2008 R2/2003/2000).

Databases: Oracle 8i/9i/10g, DB2/UDB, SQL Server 6.5/7.0, Data Direct, Informix, MS-Access.

Tools: Wily Introscope 7.x/8.x, ITCAM, Tivoli Performance Viewer, Heap Analyzer, Serena Dimensions, Thread dump analyzer, PMAT, IBM Support Assistant, IKeyMan, MQ, Netegrity Siteminder.

Load Balancers: F5 BigIP, 3DNS, IBM Edge Server.

Languages: C, C++, Java.

Scripting: Shell Scripts, JACL, and Jython.

Protocols: TCP/IP, HTTP/HTTPS, SOAP.

PROFESSIONAL EXPERIENCE

Confidential, Durham, NC

Middleware Admin

Responsibilities:

• Involved in providing support to wide variety of applications in a diverse setup which includes WebSphere Application Server ND/XD 7.0/8.0 on AIX
• Extensive experience in configuring, installing and administering WebSphere Application Server 8.0 and IBM HTTP web server on Solaris and AIX.
• Deployed EAR, WAR, JAR files in Dev, Test, Pre production, production regions manually and automatically.
• Involved in monitoring the JVM performance by Web Sphere Heap Size, garbage collection and JDBC Pools.
• Troubleshooting Application & JVM errors and configured, tuned JVM for optimum performance.
• Intensively involved in IBM WebSphere Application Server troubleshooting scenarios like Out of memory, fusing IBM tools like Heap Analyzer, Thread Analyzer.
• Provided WebSphere analysis, design and consulting services during the design phase of the project.
• Installed Fix packs and cumulative fixes to the existing infrastructure and new environment.
• Implemented horizontal, vertical & multiple clustering of application servers for achieving work load management (WLM), HA Manager, Scalability and avoiding single point failure.
• Involved in a number of installations of IBM WebSphere instances from development to production.
• Involved in writing UNIX Shell scripts, JACL and Jython to automate the maintenance process of the WebSphere and recovered the backed up Web Sphere configuration using wsadmin, backupConfig and restoreConfig.
• Created DMGR, application server and custom profiles in Linux platform for Dev, Test, Preproduction and production and federated application server and custom profile to DMGR.
• Migrating applications from WebSphere Application v7.x ND to WebSphere Application Server v8.0 ND.
• Enabled Security features using LDAP user registry for authentication and authorization privileges for Admin console.
• Worked with QA Team for Load Tests and Performance tests and identified the bottlenecks of the applications.
• Responsible for designing and documenting middleware components through the course of the projects.
• Configured WebSphere resources including JDBC providers, JDBC data sources and Connection Pools.
• Configured Session Persistence using different RDBMS Databases.
• Installing IBM HTTP Servers and integrated with WAS for load-balancing and fail-over using generated plug-in.
• Analyzed the problems using IBM Support Assistant (and/or interact with IBM support to solve the problems by sending IBM Problem Management Records (PMR).
• Performed root-cause analysis for production outages and provided management with analysis reports.
• Monitored Log analyzer, Product logs, Installation logs, Administer server logs and Application server logs during troubleshooting for reported errors.
• Analyzing the scalability of the applications with the help of tools like IBM Tivoli Site Analyzer, Tivoli performance viewer.
• Responsible for supporting the existing portal Applications like Member portal and Group Portal and Managing the themes and skins, Deploying the portlets and virtual portals.
• Worked on WebSphere MQ/MB explorer to monitor queues and brokers
• Worked on MQ visual edit tool for the taking a backup messages and arrange backup out message in queue.
• Supported DBAs for data base upgrade project by installing and configuring drivers and datasources on WebSphere Application Servers.
• Used CA Wily Introscope to monitor applications and servers in Production and PStage regions.
• VCS (VERITAS cluster services) for operating the Pstage and production groups.
• Application support in testing, tracking bugs and solving the problems.
• Provided 24X7 on-Call support and troubleshooting problems related to WebSphere, IHS, JCAPS, Message Broker, MQ in Production servers.

Environment: IBM WebSphere Application Server 8.x/7.0.x, IBM HTTP Server 7.0/6.x, Solaris 9.x/10.x, AIX 7.x/6.x, Apache Web Server v2.x, Tomcat Server v5.5, Wily Introscope 9.x/8.x, Windows Server 2008 R2/7, MQ Explorer 7.0/7.1/7.5.1 , WinSCP 3.8.2, MQ Visual Edit v1.4.1A, Serena Dimension v2009 R1.0, Visionapp v1.5, Veritas Cluster Server v5.0.

Confidential, Cleveland, OH

Middleware Engineer

Responsibilities:

• Responsible for installing, configuring, maintaining, Performance tuning and troubleshooting WebSphere Application Servers 7.0/6.1/6.0 on AIX, LINUX and Solaris and Windows environments.
• Installed and configured IBM HTTP Server 7.0/6.0/6.1, SunOne Web Server.
• Designed application architecture and server infrastructure layouts for the ongoing WebSphere 7.0 upgrade project for all the applications.
• Involved in DATA Center Move/Migration which involved planning, managing from the middleware perspective. There were total of 100 + environments.
• Managing Web Sphere Application Server using command line tools and scripts.
• Engineered and documented standard web and application server middleware component builds and the application deployment process on standard platforms.
• Involved in migration of all existing applications running on WebSphere 5.1.x and 6.0.x to 6.1.x.
• Troubleshooting and fixing problems on Web Server & Application Server and other related components and also network related problems.
• Applying fixpacks, iFix to the current versions as needed and keep the system software releases current.
• Worked on replacing the existing SSL certificates for various applications that are using 1024-bit certificate with a 2048-bit SSL certificate.
• Good working experience in enabling WebSphere global security using Standalone LDAP Repository, SSL configuration, Ordering digital certs, creating key database using IKeyMan, import/export certs and create self signed certs.
• Worked on UNIX shell scripts for log rotation for WebSphere and Web Server processes.
• Provided solutions for clustering on WebSphere. Worked on Horizontal and Vertical clustering methods providing fail over, effective load balance scenarios and efficient utilization of system resources at the WebSphere level and also providing Web Server load balancing mechanisms. Worked with other teams that provide global load balancing through 3DNS and BigIP.
• Adept at deploying and configuring of J2EE applications (ears/war/jars) on WebSphere. Worked closely with developers in deploying applications, configuring necessary database resources (JDBC Providers, data sources), MQ/JMS resources (Queue Managers, Queue destinations, Queue Connection Factories, Message driven bean listener ports, SIBus, Activation Specifications).
• Worked on Session Management, creating replication domains for session persistence (Memory to Memory replication).
• Worked with IBM support through PMR's and development teams in resolving issues related to application memory leaks, analyzing java cores and heap dumps using Thread and Heap analyzer tools.
• Involved in all phases of application move from development to production, stress testing, monitoring the application resources using Wily Introscope and analyzing JVM during runtime and tuning accordingly.
• Helped application teams for monitoring application performance using Wily Introscope during load testing/performance testing.
• Worked on JACL/Jython scripts used to automate configuration of WebSphere, and Deployment of applications.
• Following change management procedures in executing changes as per the schedule.
• Supported few applications running on BEA WebLogic Application Server 9.3.x/10.0.x as part of On-call support.
• Provided 24/7 on-call support.

Environment: IBM WebSphere Application Server v7.0.x/6.x/5.x, BEA WebLogic Application Server 9.3.x/10.0.x, IBM HTTP Server 7.0.x/6.x, Apache Web Server, SunOne Web Server 6.x, DB2 8.2, Oracle 9i/10g, AIX 5.x/6.1, Solaris 9.x/10.x, Red Hat Linux 7.x/8.x, Windows 2003, Wily Introscope 7.x/8.x, Netegrity SiteMinder, 3DNS, F5 BigIP.

Confidential, Columbus, OH

WebSphere Systems Engineer

Responsibilities:

• Installed and configured the WebSphere Application Server Network Deployment 5.1/6.0/6.1 in different environments like Dev, Test, UAT and Production on AIX, Solaris, HP-UX, Red Hat Linux, Windows platforms using GUI as well silent Installation.
• Installed and configured IBM HTTP Server 6.0/6.1 and Apache Web Server 1.3.41/2.0.63.
• Involved in migrating applications running on WebSphere 5.1 to 6.x.
• Migrated a project from J2EE 1.3 to 1.4 using J2EE Migration Wizard and deployed the code from WAS6.0 to WAS6.1, deal with the issues that seen in the Code Migration.
• Managing WebSphere Application Server using command line tools and scripts.
• Installed Site Minder client on AIX servers and configured with the web server. Worked on the issues regarding Authentication and Authorization.
• Configured SIBus for JMS messaging in WebSphere 6.x in single server and Clustered environment.
• Responsible for configuring end-to-end SSL including installation and renewal of certificates.
• Responsible for installing and upgrading ITCAM for monitoring of the applications for troubleshooting and performance issues.
• Monitor system performance and capacity and make recommendations.
• Installed Refresh Packs, Fixpacks, Cumulative Fixes and Fixes on WebSphere Application Server.
• Configured WebSphere Workload Management using horizontal and vertical clustering.
• Developed JACL, Jython scripts using wsadmin to automate the maintenance process of the WebSphere Application servers and managed the backup/restore of Deployment Manager Configurations.
• Deployed various J2EE 1.4 applications on WAS 6.0/6.1.
• Created WAS 6.x profiles, integrated IHS into WAS as unmanaged node.
• Configured remote HTTP Server Plug-in to work with WebSphere Application server.
• Configured Cell and Node level scoped resources for JDBC providers, Data Sources using Jython script.
• Involved in Tuning of Application Servers by using ITCAM such as setting the dynamic cache size and setting the JVM heap size using collected Performance Monitoring Infrastructure (PMI) data.
• Active involvement in monitoring server performance, network traffic to reduce performance bottleneck.
• Configured WebSphere resources like JVM heap settings, JDBC providers, JDBC data sources, connection pooling, Global Security and SSL.
• Configured the Web Server Interfaces, Session Management, Virtual Hosts and Transports for Web Sphere.
• Debugged WebSphere Application Server connection pooling issues using ITCAM.
• Used tools for WAS profiling and tuning which included Tivoli performance viewer, ITCAM, Heap Analyzer, Thread Analyzer, Log Analyzer and Resource Analyzer.
• Interpreted with log files to locate and solve application server problems.
• Monitoring and Administration of applications using SiteScope.
• Participated in 24x7 On-call support.

Environment: IBM WebSphere Application Server 5.1/6.x, IBM HTTP Server 6.x, Apache Web Server, IBM AIX, Solaris, HP-UX, RHEL, DB2 8.2, LDAP, Oracle 9i/10g, Tivoli Performance Viewer, ITCAM, Netegrity Siteminder.

Confidential, Boston, MA

WebSphere Administrator

Responsibilities:

• Installed, Configured, Administered and Supported WebSphere Application Servers 5.x/6.x on all UNIX variants.
• Installed and configured the IBM HTTP Server (IHS) to load balance the requests to the WebSphere Application Server cells.
• Involved in migrations of WebSphere 5.x to 6.0, and helping migration of all the applications from the previous version.
• Configured and managed WebSphere MQ 6.0 on AIX and Solaris platform.
• Installed, configured and managed Sun One Web Server 6.x.
• Designed the highly available, fail safe infrastructure for WebSphere Application Server 6.x environment.
• Created profiles and federated all profiles to deployment manager for central Administration.
• Deployed the EAR, WAR files, and scripted automated deployment of the applications using Jython and UNIX Shell scripting.
• Created and managed clusters for work load management and high availability.
• Worked with App Dev and Database Teams to support day to day Websphere tasks.
• Helped customer in managing high volume of requests by configuring IBM Edge Components and created redundancy for Web Server and Application Server to serve the requests.
• Highly experienced in 3-Tier Web applications.
• Configured WebSphere global Security using Novell eDirectory.
• Monitored the applications running in production using Wily Introscope.
• Worked from introduction of WebSphere Portal in the firm to current phase.
• Involved in supporting load testing team during various testing phases for performance tuning the environment and monitoring through Wily Introscope.
• Helped Customer debug WebSphere Application Server issues by reviewing various logs files.
• Setting up Single-Sign-On for J2EE applications Web Sphere Application server using Tivoli Access Manager and WebSeal functions
• Working with IBM in opening a PMR for inconclusive root causes, and coordinating the proposed changes with the respective teams.
• Handling 24/7 on call rotation for production issues, perform root cause analysis, managing incident ticket queue system for the web related issues as per the SLA’s.

Environment: IBM WAS 6.x/5.x, IHS 6.x/2.x, Netegrity Site Minder, DB2 UDB 8.1, Oracle 8i/9i, SQL Server, AIX, Solaris 8.0/9.0, ZLinux s390x, Windows 2003, LDAP Server, Wily Introscope.

Confidential

Jr.Websphere. Administrator

Responsibilities:

• Installed, configured and administration of WebSphere Application Server 6.0 Network Deployment.
• Installed, configured and administration of IBM HTTP Server V6.0.
• Federated stand-alone nodes to CELL of Deployment Manager.
• Created multiple Profiles on Web Sphere Application server 6.0.
• Configuring WebSphere Application Server on multiple platforms for both horizontal and vertical scaling for Work Load Management.
• Deployed J2EE Enterprise applications on WebSphere 6.0 that involves EAR, JAR, and WAR files.
• Collection of JVM statistics, garbage collection data for monitoring the heap and physical memory.
• Creating and Managing the Nodes, Application Server’s, Cluster’s, Virtual Hosts, Data source, and generating and propagating plug-in.
• Enabled security for the Admin Console and application components.
• Deployed Enterprise Applications in a clustered environment with fail over support.
• Installed fix packs to overcome Application server problems.
• Configured the Web Server plug-in to connect to WebSphere Application Server.
• Handled all related tasks and incidents which related to project.
• Experienced in providing 24/7 administrative support.

Environment: Tools: IBM WebSphere Application Server 6.0, IBM HTTP Server 6.0, Linux, and AIX Plugins 6.0.