Summary:

• 8 years of IT experience including 7 years of experience in Planning, Installing, Configuring, Administering,Tuning and Troubleshooting IBM WebSphere Application Server 5.0/5.1/6.0/6.1/7.0,8.0 and 8.5
• WebSphere Portal V5.x/6.x on various Operating Systems like AIX, Solaris, Linux and Windows.
• Good exposure in Planning, Patching, Tuning, Troubleshooting and Integrating IBM WebSphere Application Server, Websphere process Server, Apache Tomcat, Apache Http Server, IHS, SunOne Web Servers and LDAP.
• Experience in successful implementation of Work Load Management WLM concepts using clustering techniques such as vertical and horizontal clusterings for failover/High Availability.
• Experience in deploying J2EE components EAR/WAR/JAR on WAS 6.0/6.1/7.0 using WAS Admin Console, shell/wsadmin/JACL/Jython scripting.
• Experience in monitoring and maintaining multiple Applications in Development, QA, Staging and Production Environments.
• Experience in design implementation of both internet, intranet applications - DMZ and non DMZ.
• Created,Configured and Administered Profiles, Clusters, Application Servers for WebSphere Application Server and deployment of applications in highly available, load balanced production environments.
• Experience in developing Perl, Jython, JACL and UNIX shell scripts for automating WebSphere application deployments and configuration at enterprise level.
• Experienced in wsadmin scripting and troubleshooting the middleware product related issues on different UNIX flavors Solaris, Linux, HP-UX and AIX and Windows environments.
• Proficient in installation, configuration and maintenance of WebSphere Application Server ND and XD, Sun One Directory Server in a heterogeneous environment.
• Strong experience in manipulating UFS Solaris , JFS AIX filesystems includes creation/modification/deletion. knowledge of various backup tools 'tar', 'cpio', 'ufsdump', 'mksysb', 'savevg', 'backup', 'restore'.
• Strong knowledge in upgrading an OS by applying Patches and fixes using 'patchadd', 'instfix' tools, installing packages using 'pkgadd', 'installp' utilities in AIX/Solaris Platforms.
• Configured all WAS environments to Application specific requirements JDBC, JMS, JNDI, JTA, JAAS, Web Services, Websphere Clustering and High Availability, Session Management, Security, Service Integration Bus, etc.
• Installation and configuration of WebSphere plug-in for IBM HTTP Server, IIS and Sun ONE web server and managing the plug-in files on web servers.
• Experienced in most of the WebSphere admin and Monitoring tools including wsadmin, backupConfig, restoreConfig, Tivoli Performance Viewer, Wily Introscope, Thread Dump Analyzer and knowledge of ITCAM.
• Experienced in installation, configuration, tuning, security, backup, recovery and upgrades of IBM AIX, Sun Solaris, Linux RedHat SuSE .
• Expertise in performance tuning by avoiding memory leaks, setting various parameters such as connection pool size, prepare statement cache size and thread pool size etc
• Responsible for taking thread, heap dumps and opening up PMRs with IBM to resolve critical issues.
• Monitoring and tuning using Tivoli Performance Viewer and Wily Introscope and tracing the transactions during Mercury Load Runner load tests.
• Configuration of the Queues, Trigger monitoring process, Integration of the WebSphere application server with MQ series, applying patches, configuring the Queue managers, configuring the registry parameters for the Queues.
• Highly experienced deploying and debugging applications in Base and ND WebSphere Application Server providing load balanced and highly available clustering solutions.
• Experienced in migrating the applications from WebSphere V6.1 to V7.0
• Maintained complex WebSphere infrastructure with more than 100 WebSphere applications hosted on several platforms like AIX, Solaris, Linux and Windows.
• Knowledge of SSL, SSH, secure protocols, WebSphere security, overall web security standards.
• Provided 24x7 production support, best practice trouble shooting, monitoring, capacity planning, performance tuning, naming standards, security and maintenance for J2EE applications deployed on WebSphere and JBoss application servers.
• Package, build, Integrate and deploy enterprise J2EE applications on WebSphere Application Server, JBoss that involves EAR and WAR.
• On-call Production Support 24x7 , monitoring and maintaining multiple Applications in Development, QA, Staging and Production Environments.
• Experienced in Root Cause Analysis, Incident, Change Management, Service Requests and handling IBM Problem Management Records PMR .
• Effective communication skills and record for coordination between globally located teams.

TECHNICAL SKILLS:

• Operating Systems : UNIX Sun Solaris, AIX, Linux , Windows NT 4.0/2000 Servers, Windows 95/98/2000 professional.
• Languages : C/C , Java, JavaScript, J2EE, HTML, XML, SQL, PL/SQL, Perl and Shell Scripting.
• Reporting Tools : Actuate eReports 7.0 / 6.0, Crystal Reports.
• Tools : Lotus Notes, JDeveloper, Eclipse, WSAD, Resource Analyzer, Log Analyzer.
• RDBMS : Oracle 7.3/8/8i/9i/10g, MS SQL Server 2000, DB2/UDB.
• Web/App Servers : IBM WebSphere 5.x/6.x/7.x, IBM Portal Server 6.x, Netscape Enterprise Server 3.6.3/iPlanet , Apache, IBM HTTP Server.
• Networking Protocols: TCP/IP, NIS, NFS, DNS, DHCP, HTTP, SSH, LDAP.

PROFESSIONAL EXPERIENCE:

Confidential

Role: Web Sphere Administrator

Responsibilities:

• Installed, configured, administered, troubleshoot, and tuned WAS ND 6.1/7.0/8.0 and 8.5 on AIX, HP-UX and Solaris and provided extensive support in deployment, change management and application level troubleshooting for the Dev, Test, Pre-Prod Production environment.
• Responsible for setting up the Dev, Test, QA, Pre-Prod and Production Environments which includes installing the WebSphere, Creating Profiles, nodes, federation of nodes, WAS instances, Application Servers, Clusters, Virtual hosts, Data Sources and Plug-in configuration.
• Installed and Configured IBM HTTP Server V6.0/6.1 and Apache Web server V2.2/2.3 with WebSphere Application Server in cluster environment and configured Site minder to work with WAS.
• Maintained WebLogic Application Servers, JBOSS servers, and Oracle Database Servers.
• Migrated existing applications from WAS 6.1 to WAS 7.0 using pre-upgrade and WAS post-upgrade tools.
• Responsible for deploying enterprise applications from Admin console and enabling security using LTPA and LDAP for WebSphere Application Server.
• Configured the Webserver Instances, Session Management and Virtual hosts for WebSphere Application Server.
• Highly experienced in optimizing performance of WebSphere Application server using Workload Management WLM .
• Deployed application EARS on WebSphere Application Server Network Deployment in QA, Staging and Production environments on a daily basis and troubleshoot various configuration and application issues.
• Developed scripts of wsadmin using JACL, JYTHON for automation of websphere processes including start/stop, creating and configuring serves, clusters, JDBC and MQ resources, deploying applications, jvm custom properties.
• Experience with in product Fixpack installations and version upgrades of Websphere Application Server.
• Configured the extranet Web Servers and intranet application servers using the firewalls between the Web Servers and application servers DMZ model .
• Installed, Configured regenerated the Web Server Plug-in for IBM HTTP Server.
• Expert in administering the product using from the command line.
• Involved in installing WebSphere MQ 5.3/6.0 on AIX and Linux environments.
• Analyzed Heap dumps and Core dumps using IBM thread analyzer and heap analyzer.
• Performed troubleshooting on Java applications using WAS logs, traces, Log Analyzer, Resource Analyzer Performance Viewer in production environment.
• Configured WebSphere resources like JDBC providers, JDBC data sources 4/5 and connection pooling and tuning it and monitoring it using Tivoli Performance viewer by enabling PMI.
• Installed SSL certificates on the web servers and troubleshoot problem-tickets, worked with developers to identify the root cause and resolve the issue or propose a potential work around.
• Problem determination using local error logs and by running user traces and service traces.
• Involved in Creating Configuring SSL for high security of web application.
• 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.
• Performed routine management of WebSphere Environment like monitoring Disk Space, CPU Utilization and resolved dynamic cache problems.
• Managed multiple high profiles, complex Applications and implemented with minimal disruption to end-users and provided 24x7 support on shift rotation basis.

Environment: IBM WebSphere Application Server Network Deployment 6.x/7.x, AIX, HP-UX, WebSphere MQV7.0, IHS Web Server 6.0, 6.1, 7.0, JBoss, Wily, JProbe, TAM and ITCAM

Confidential

Role: Web Sphere Administrator

Roles and Responsibilities:

• Installed, configured and administered the WebSphere Application Server 6.0.2/6.1,ND,XD on multiple Platforms.
• Installed and configured 6.1/6.0 version of IHS, IIS and plug-in in development, staging and production environments.
• Used WebSphere Admin Console and wsadmin/JACL/Jython scripting to install enterprise EAR, WAR files for deployment on WebSphere Application Server Network Deployment in QA, Staging and Production environments on a daily basis and troubleshoot various configuration and application issues.
• Configured WebSphere resources like JDBC providers, JDBC data sources 4/5 and connection pooling and tuning it and monitoring it using Tivoli Performance viewer by enabling PMI.
• Troubleshoot problems on the various environments involving the integrations of WebSphere, IBM HTTP Server, iPlanet web Servers, and LDAP.
• Configured WebSphere Application Server on multiple platforms for both Horizontal and Vertical clustering for Work Load Management.
• Worked with developers and QA team in various stages of development and testing and taking the application from DEV to Test to QA and PROD environments.
• Involved in opening and working on PMR's with IBM to solve various issues related to the environment.
• Enabled traces as part of troubleshooting and used collector tool to submit the logs and traces to IBM after running the must gather scripts and enabling various traces and taking thread dumps.
• Reviewed Web Server, Application Server Performance Monitoring data using both Wily Introscope and Tivoli Performance Viewer and reviewed historical Tivoli logs for root cause analysis, recurring events and involved in troubleshooting the recurring problems.
• Performed troubleshooting on Java applications using WAS logs, traces, Log Analyzer, Resource Analyzer/Tivoli Performance Viewer in production environment.
• Configured GC parameters, monitoring the heap sizes by setting verbose GC, fine tuning and fixing memory issues.
• Installed SSL certificates on the web servers and troubleshoot 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.

Environment: WebSphere Application Server Network Deployment 7.0, 6.0, 6.1, Sun Solaris 10/9, AIX, HP-UX WebSphere MQV6.0, iPlanet 6.1 Web Server, IHS Web Server 6.0,6.1, JBoss, Wily, JProbe, Tivoli Directory Server v5.0 LDAP , Tivoli Performance Viewer, ITCAM

Confidential

Role: Web Sphere Administrator

Roles and Responsibilities:

• Responsible for installation, configuration and maintenance of J2EE applications on WebSphere Application Server, Tomcat , HTTP Server in a multi clustered high availability environments.
• Installed, configured, administered and supported WebSphere Application Servers 5.0.x/5.1.x/6.0.x/6.1.x.
• Debugging of the application problems working by very closely with development teams.
• Administration and troubleshooting of working Application - starting and stopping the application Server Regenerating/updating plug-in for Apache Web Server.
• Managed the security and performance optimizations for EJB containers and web applications in IBM WebSphere, IBM HTTP Server and Apache web server.
• Involved in Load balancing/Tuning/Clustering for IBM WebSphere Application Server using Deployment Manager Network Deployment .
• Involved in developing MQ infrastructure in enterprise level with distributed queuing and clustering and managing MQ channelsCollection of JVM statistics, garbage collection data for monitoring the heap and physical memory.
• Highly involved in deploying, troubleshooting ,maintaining and configuring J2EE applications in various environments like Dev, Integration, QA, Stress ,UAT and Prod.
• Installed Fix packs, Cumulative Fixes and Refresh Packs on the Base and ND Versions.
• Installed and configured IBM HTTP web server and Implemented security-using LTPA for Netscape LDAP Server.
• Used Tivoli Performance Viewer, Log Analyzer, and Thread Analyzer for performance and troubleshooting.
• Involved in configuring the WebSphere load balancing utilizing WebSphere Workload Management WLM including horizontal scaling and vertical scaling.
• Package, build, integrate and deploy enterprise J2EE applications on WebSphere 5.0 that involves EAR, JAR, WAR files.
• Involved extensively in troubleshooting the issues and findings out root causes by analyzing Java core dumps in investigating and resolving system crashes on Websphere AS.
• Developed many JACL, Jython, Perl, WSCP scripts and shell scripts to automate the maintenance process of the WebSphere and recovered the backed up WebSphere configuration using XMLConfig tool.
• Involved in troubleshooting and performance tuning using Resource Analyzer and Log Analyzer.
• Managing cron jobs, batch processing and job scheduling.
• Debugged WebSphere Application Server connection pooling and connection manager with Oracle.
• Used various commands to check the Performance of the system, load balances on the CPU and memory.
• Creating the Problem Management Record PMR with the IBM if they are any unsolved bugs.
• Security, users, groups administration and daily backup and restore operations.
• Package,build,Integrate and deploy enterprise J2EE applications on WebSphere 6.1.0.9/6.0.2.13/5.x that involves EAR Enterprise Archives and WAR Web Archives .

Environment: Java2EE, Tomcat Application Server4.0/5.2, WebSphere Application Server 6.1/6.0, Apache HTTP Server v1.3, v2.0, WebSphere MQ, CA SiteMinder 5.x, Sun One directory Server v5.x, DB2, Windows NT and Solaris, AIX.

Confidential

Web Sphere Administrator

Technical Responsibilities:

• Installation, Configuration and Administration of IBM WebSphere Application Server 5.1 and Portal Server 5.1.0.4 on AIX/Linux platform.
• Involved in complete infrastructure setup and configuration which included WebSphere ND 5.1,and SiteMinder 6.0.
• Defined standards for cellnames, nodenames, clusters, clustermembers, logs, virtualhosts, J2C aliases, JDBC Providers, datasources, TAM junctions, Wily settings and the like enforced using custom shell,jacl config,deploy scripts.
• Configured enterprise applications and corrected performance problems by monitoring server availability and resource utilization analysis.
• Enable global security for application servers and applications using Single Sign on SSO by LTPA mechanism on Secure Way LDAP User Registry.
• Involved in problem tracing, performance tuning, trouble shooting of problems related to the applications deployed on WebLogic Application Server.
• Monitoring application log files, Application Server Performance, Servlet Status, Active Sessions and DB Pool connections.
• Configured Weblogic to produce and gather garbage collector logs, JVM performance metrics, and the use of profiling data to leverage from Session and State beans for different aspects of the application.
• Worked with WebSphere MQ team, install MQ client and MQ server software on Windows 2000/2003 pro and AIX.
• Involved in performance tuning of Application Server, Web Container, EJB Container and database connection pool.
• Configured WebSphere Application Server on multiple platforms for both horizontal and vertical clustering.
• Created IBM Problem Management Records PMR to report WebSphere Application Server problems. Analyzed log files to solve problems using debugging tools like Log Analyzer, First Failure Data Capture logs and Collector Tool.
• Interpreted log files to locate and solve application server problems.
• Deployed J2EE applications onto WebSphere managed servers for QA, Pre-Production and Production environments Developed shell scripts, JACL scripts that automate the WebSphere Administration.
• Installed and applied fixpacks, patches and e-fixes for WebSphere Application Servers.