OBJECTIVE

• Middleware Administrator Position in a Challenging Environment.

SUMMARY

• Over 7 year’s professional experience in the I.T. industry.
• Over 6 year’s experience in Middleware WebSphere Administrator on Windows and Linux environment.
• Expertise in installation, configuration, maintenance and administration of IBM WebSphere Application Server 5.x/6.x/7.0, JBoss, IBM HTTP Server, Apache, WebSphere MQ, LDAP.
• Troubleshooting, security, failover and work load management of WebSphere Application Server 5.0 /5.1/6.0, WebServers like IBM HTTP WebServer, Apache Webserver.
• Deployment, software installation, maintenance, fixes upgrades, general administration, troubleshooting and performance tuning of IBM WebSphere Application Server 5.x/6.x/7.0, JBOSS.
• Adept at writing wsadmin, JACL and Jython scripts to automate various WAS administration and deployment tasks such as JVM configuration, J2EE application deployment, ear/war installation, backups, JVM export/import.
• Responsible for installation, configuration and maintenance of WebSphere Application Server (Base and ND), WebSphere MQ, LDAP in a heterogeneous environment.
• Created WebSphere cells, Horizontal and Vertical clusters, and created cluster members in effort to create fault - tolerant, scalable, and highly available WebSphere environment
• Configured global security for WebSphere Application Server using IBM Directory Server as LDAP user registry
• Proficiency in identifying bottlenecks and troubleshooting network/application problems quickly
• Automated FixPack/eFixes installations, daily backups, log archival, and other tasks using scripts.
• Installed and configured remote WebSphere plug-in for IBM HTTP Server. Manually updated plug-in files for IHS servers located in DMZ
• Created JDBC Providers and Data sources authentication aliases in order to provide connectivity to Oracle, DB2 databases.
• Successful implementations of Workload Management (WLM) using cloning and clustering techniques including Horizontal and Vertical Clustering for failover and backup/recovery processes.

TECHNICAL SKILLS

Middleware: WebSphere Application Server 5.x/6.x/7.x/8.x,JBoss 5.x/6.x/7.x, Tomcat, Apache-HTTPServer,IIS,IBMHttpServer

Operating System: Solaris, Red Hat LINUX, Windows 98/2000/NT/XP/VISTA

Programming: Java, J2EE, C++, C,Ant,, HTML, DHTML.

Scripting: UNIX Shell Scripting (Bourne, Korn, C and Bash), Perl Scripting, Jython, Jacl.

Databases: Oracle 8i/9i/10g/11i, SQL Server2000, MySQL, DB2 8.x.

Networking: TCP/IP Protocols, Socket Programming, DNS.

Frame work: MVC, J2EE Design Patterns, Struts.

Networking & Protocols: TCP/IP, Telnet, HTTP, HTTPS, FTP, SNMP, LDAP, DNS, DHCP, SSL

Monitoring Tools: Foglight, New Relic, Tivoli Performance Viewer, Wily Introscope,JConsole

PROFESSIONAL EXPERIENCE

Confidential - Reston, VA

WebSphere Administrator

Responsibilities:

• Installation, Configuration and Administration of IBM WebSphere Application Server 7.0, 6.1, 6.0, 5.1 versions on Windows Environments.
• Used WebSphere Admin Console and wsadmin - Jython scripting to install and update enterprise EAR.
• Wrote Jython scripting for start/stop clusters, servers and for auto deployments.
• Installed, configured and propagated IBM HTTP server and its Plugins for managed and unmanaged nodes
• Maintaining updated documentation of all the Servers and the installed applications and patches.
• Monitoring Application log files, Application Server Performance
• Involved in configuring the Web Directory access protocols like LDAP for different levels of access at the site
• Configured a virtual host for Development and Test environments.
• Configured databases separate from the WebSphere administrative repository database.
• Creating profiles for deployment manager and node agents.
• Using WebSphere Advanced Administrative Console configured JDBC driver and data source.
• Keeping Backups of deployed Applications
• Workload management using WebSphere Modeling and Clustering on Application Servers.
• Diagnosis and repair of the WebSphere Environment.
• Responsible for scheduling the installations and upgradation, and maintains them in accordance with established policies and procedures
• Created scripts for Automatic deployment of new WAR files in to the Environment
• Configured Virtual hosts and associated them with web modules.

Environment: IBM WebSphere Application Server 8.x/7.0/6.1, WebSphere Portal Server 8.x/7.0,JbossEAP 4.2/5.1, IBM HTTP Server 8.x/7.0, Hadoop, WebSphere MQ 7.x/6.0, Cogos, Oracle 11g/10g, IBM DB2, Clarify ticketing tool, CA Wily Introscope, Tivoli Performance Viewer, RHEL, AIX, Sun Solaris, TIM, TAM.

Confidential - Minneapolis, MN

WebSphere Administrator

Responsibilities:

• Installation and Configured WebSphere Application server version 6.0/6.1 ND.
• Administered, configured, tuned, and troubleshoot WebSphere in a clustered environment on Windows
• Implemented horizontal and vertical clustering, Work Load Management (WLM) to make an application Highly Available. Part of the team involved in Performance Monitoring and Tuning of Applications using IBM Tivoli Performance Viewer (TPV).
• Configured WebSphere resources including JDBC providers, JDBC data sources, and connection pools. Creating Version 4 Data Source and Version 5 Data Source depending on the enterprise application needs.
• Installed EARs, WARs and configured application specific JVM settings.
• Involved in installation, configuration of Web Sphere Application server 5.1/6.0.X for clustered environments, creation of data sources, connection managers and listener ports
• Installed IBM HTTP Server on different nodes and configured them by generating the plug-in
• Installed fix packs on WAS and Involved in WAS Upgradation.
• Configured Workload Management (WLM) using clusters and cluster members in production environment.
• Diagnosis and fixing of Configuration and Installation Problems
• Configured Web Server Plug-in to work with WebSphere Application server
• Implemented security using LDAP
• Tuning the applications by monitoring the JVM memory usage, garbage collection, thread usage, response times etc.
• Worked as a part of 24x7 on call support for production team

Environment: IBM WebSphere Application Server 7.0/6.x, WebSphere MQ 6.0 IB, IBM HTTP server (IIS) 6.1/6.0/2.0. x/1.3.x, Oracle 10g, DB2, Tivoli Performance Viewer, Tivoli Directory Server, Wily Introscope, HTML, JavaScript, Red hat Linux, AIX, JACL, JYTHON, JSP

Confidential - Township of Warren, NJ

JBOSS Administrator

Responsibilities:

• Installed, configured and maintained JBOSS EAP 6 on POC, dev, test and Production servers.
• Configured and managed Apache EWSv2 Web server to work with mod cluster
• Performed Proof of Concept (POC) to prove the compatibility of JBOSS EAP 6 with mod cluster and Siteminder for hosting web pages.
• Created a template to enable the web server to toggle between mod proxy and mod cluster.
• Configured and managed data sources for Ms-sql, DB2 and Teradata databases.
• Applied fix packs, refresh packs and patches for different versions of JBOSS and Web servers in all the environments.
• Setup and used CA Wily Introscope for Monitoring and performance tuning.
• Deployed applications and managed configuration changes using CA SCM.
• Implemented the Clustering Topology that meets High Availability and Failover requirement for performance and functionality.
• Expert on Incident Management and Problem Management techniques
• Installed, configured, performed tuning of JBOSS 5.x application server.
• Managed the daily operations which include syndication, content management, collaboration and document management.
• Performed Performance tuning to optimize performance, stabilize and improve JVM performance by tuning the heap size and resetting the connection pools.
• Inserted and installed security certificates using Keystore Explorer.
• Administration of Working Applications- starting and stopping the application servers.
• Troubleshooting on issues such as jvm out of memory, memory leaks, hung sessions and session replication.
• Configured JBOSS resources like JDBC providers, JDBC data sources, connection pooling.
• Worked on a POC for JON (Jboss Operations Network) to use in configuring and monitoring for application and web servers.
• Worked on defining and configuring Application Servers, Virtual Hosts, Web Resources, JDBC Drivers and Web Applications across multiple instances of JBOSS.

Environment: Weblogic,Jboss, Apache.