SUMMARY:

• Over Nineteen years of experience in UNIX System/Network Administration includes Seven years of strong experience inIBM Middleware & Information management technologies namely WebSphere Application Server, WebSphere Portal Server, Tivoli, DB2 UDB, IBM HTTP Server and IBM Collaborative technologies (IBM Lotus Products) in a multiplatform environment.
• 7+ years of experience in setup, installation and administration of IBM WebSphere Application Server 4.0/5.x/ 6.0/6.1/7.0/8.0/8.5/9.0 , Network Deployment.
• Over 4+ years of WebSphere Portal Server V5.x/6.0/ Administration.
• Day to day administration of the Development environment and Production and Test environment systems.
• Having great exposure with WebSphere Application Server v7.0, v8.0,v8.5.5,v9.0 in installation, configuration, troubleshooting, building a cell environment with the advanced features.
• Migrated J2EE applications from WebSphere 5.1/6.x to v7.0, v8.0,v8.5.5,v9.0 by documenting a detailed approach per environment.
• Experience in Installation and activation of portlets and portlet applications. Administer portal resources using XML Access and other command line tools and managed Portal clusters.
• Experience in integration of search, personalization and collaborative components with WebSphere Portal Server.
• Expertise in configuration of WPS 5.x/6.x to utilize LDAP, DB2 as user registries and portal data storages.
• Experienced in configuring Service Integration Buses in WebSphere Application Server 6.0/6.1/7.0
• Experience in enterprise software monitoring tools like IBM ITCAM, BMC Patrol, Nagios, Wily IntroScope, Hobbit/Xymon and SevOne.
• Expertise in Administering IBM WAS 4.0.x/5.x/ 6.0/6.1/7.0/ 8.0/8.5.5/9.0 on various Operation Systems like AIX 5.x, RedHat Linux 2.x/3.x/4.x, Sun Solaris 7/8/9 Windows 2000/2003 Server.
• Extensive experience in optimizing performance of WebSphere Application server 5.0/5.1/6.0 using Workload Management..
• Configuration of Network Deployment for Centralized Management of Applications.
• Adept in configuring of JDBC Providers, Data Source, Virtual Hosting, Global Security, SSL, LDAP.
• Expertise in administering and maintaining both production and development environment.
• Experienced in administering IIS 5.x/6.x WebServer on Windows 2000/2003 servers.
• Configured IIS with WebSphere Application Server 5.x/6.x.
• Experience in Implementation of Security using Role based Administration (Monitor, Operator, Configurator and Administrator).
• Good experience in dealing with various Databases like DB2, Oracle, MySQL.
• Experienced in Performance tuning using the Resource Analyzer and Tivoli performance viewer.
• Expertise in Installing Upgrade Fix Packs and Migrating to newer versions.
• Good at troubleshooting using Traces, Logs and Log Analyzer.
• Experience in Installing, Configuring and Administering Web Servers like IBM HTTP Server1.3.2/6.0, Sun One Web Server, Apache, IIS.
• Working on various components of WebSphere such as Workload Management (WLM), WebSphere Administration, Configuration, Tuning, Clustering and troubleshooting WebSphere related problems.
• Problem Determination through the log files and rectified the problems or interacting with IBM support to solve problems.
• Experienced in creating IBM Problem Management Records (PMR) to report WebSphere Application Server problems.
• Possess excellent communication, analytical, and presentation skills with a strong aptitude towards learning new technologies.
• Expertise in trouble shooting involving Level I, Level II support roles and performing analysis using Resource Analyzer and Log Analyzer.
• Experience in problem tracing and websphere log file managements and implementing the workload Management (WLM) using cloning and clustering.
• Experienced in deploying J2EE components on IBM WebSphere application server 5.0 using AAT (Application Assembly Tool), Apache ANT.
• Migrated the existing applications from WebSphere 3.5 versions to 4.0/5.0 using waspreupgrade and waspostupgrade tools.
• Configured and Secured Web server interface, Session management, WebSphere resources, J2C resources, connection factories and JMS resources in IBM WebSphere 5.0.
• Experience in WebSphere cluster management including horizontal clusters, vertical clusters and creation of nodes.
• Experienced with Client Server Architecture using backend RDBMS - DB2/UDB, Oracle7.x/8.0/10/11 Sybase and SQL Server 7.0.
• Excellent problem resolution and communication skills with ability to work under pressure in a highly visible role.
• Adaptive to team environment and has the capability of completing complex tasks independently

TECHNICAL SKILLS:

OS Environment: IBM AIX 4.2/4.3, Sun Solaris 2.7/8/9, HP-UX 11i, Red Hat Linux 7.x, 8.0, Windows 2000 Advanced Server/NT

Web/App Servers: WebSphere 4.0/5.0/6.0/6.1/7.0 , WebLogic 5.0/6.0, WebSphere Portal 5.0 /5.1/6.0, 7.0/8.0/8.5.5/9.0 IBM HTTP Server, Tomcat, Apache, IIS 5.0/6.0.

Hardware: SUN Fire v480, 6800, SUN Enterprise MidFrame servers E3500/6500, Ultra SPARC station 5/10/20/60, IBM-RS/6000, IBM PCs, and Intel based Pentiums.

Networking: TCP/IP, NFS, NIS, NIS+, AUTOFS, SMTP, POP3, IMAP, HTTP, SSH, LDAP, DNS (BIND 8.1.2), DHCP

Programming Languages and Scripts: C, C++, Java, Shell scripting (Bourne, Korn, C, bash), CGI/Perl, HTML/DHTML, SQL, PL/SQL, WSCP, WICA.XMLConfig, JACL,Jython

RDBMS: Oracle 8.x/9.0,10g, Sybase 11.x/12.x, MS SQL Server 7.0/2000, DB2, MS Access, MySQL.

WORK EXPERIENCE:

WebSphere Midrange Administrator

Confidential, Texas

Responsibilities:

• Supporting an e-Business Websites and provided the Development, Testing, Staging and Production environments to the new application development and implementation on IBM AIX Servers.
• Installed, configured, administrating and supporting WebSphere Application 9.0/8.5/7.0.
• Supporting WebSphere Application Server clustering, load balance and failover.
• Tested and deployed portal applications on WebSphere Portal Server using portal toolkit.
• Involved in deploying the EAR files and scripting automated deployment of the applications.
• Configured the web server interfaces, session management, virtual hosts and transports for WebSphere.
• Install and configure SSL certificates of VeriSign/entrust for IBM HTTP Server servers.
• Install and configure Jboss. Installing fix packs
• Creating Data Sources for different Databases like DB2, Oracle, Sql Server.
• Worked closely with Oracle/DB2 DBA to setup Databases for Process Server and iLOG.
• Configuring HTTP Server Plugins and generating HTTP Plugins.
• Installing fix packs for IBM InfoSphere Analyser for Data Stage products.
• Involved in trouble shooting and Performance tuning using PMI (Performance Monitor & Infrastructure), TPV - tivoli performance Viewer and log analyzer.
• Analysing Java core, Heap dumps, native stderror using IBM Support Assistant 4.1 tools IBM Monitoring and Diagnostic Tools for JAVA - Garbage Collection and Memory Visualizer, Memory Analyzer & Thread and Monitor Dump Analyzer for JAVA.
• Installed, configured, administrating and supporting Jboss 5.1/4.2.3

Technologies: Web Sphere Application server 8.5/7.0/6.1/5.1 , WebSphere Process Server 7.0/6.2/6.0, WebSphere Service Registry 7.0/6.1, WebSphere Portal Server 8.0, 7.0, iLOG 7.0/6.1, IBM HTTP Server, Windows 2003 and UNIX (AIX/Solaris/Linux).Jboss 6.0,5.1,4.2

Confidential, Austin, Tx

WebSphere Systems Administrator

Responsibilities:

• Installed, configured and administration of WebSphere Application Server 5.1/6.0/6.1/7.0 Network Deployment on RedHat Enterprise Linux 2.1/3.0/4.0/5.2 , IBM AIX 5.x, Sun Solaris 9.
• Installed, configured and administration of IBM HTTP Server 2.0.47/6.0/6.1
• Installed fix packs to overcome Application server problems.
• Administration of WebSphere Application Server and Network Deployment.
• Administered WebSphere Portal Server 5.1.0.1 on AIX 5.x, RHEL and Windows servers.
• Export/import Portal configuration and automate Portal deployment tasks using XML Access interface.
• Solved critical problem management tickets (Sev1’s) related to WebSphere, Os level and/or environment related.
• Process administration (i.e. monitoring processes using PS utility, signaling a running process using KILL command, monitoring processes and system load using TOP, VMSTAT, and UPTIME utilities, monitoring logs).
• Solved hardware and software problems over the Bridge calls and/or during walk-in sessions.
• Involved in root cause analysis for WebSphere and database related problems.
• Configured SSH for secure telnet and FTP connections.
• Involved in user, package and patch management and administration.
• Created multiple instances of WAS profiles and federated them into the deployment manager.
• Created custom profiles and added them to the cluster.
• Tested the coexistence of different version nodes managed under WAS 6.0.1 deployment manager.
• Involved in evaluation of WebSphere Portal server 6.0. As part of the project, installed and configured WebSphere Portal server 6.0 on a stand alone machine and carried some rigorous testing.
• Responsible for writing various JACL scripts to automate the deployment process of various applications and also certain administrative tasks for Websphere Application Server. Also wrote JACL scripts for migration process.
• Developed many Perl and shell scripts to automate the maintenance process of the WebSphere environment and deployment of custom applications.
• Involved with other team members in writing scripts to automate deployment process and backup procedures.
• Configuring of JDBC Providers, Data Source, Virtual Hosting, Global Security, SSL, LDAP.
• Configuring WebSphere Application Server on multiple platforms for both horizontal and vertical scaling for Work Load Management.
• Collection of JVM statistics, garbage collection data for monitoring the heap and physical memory.
• Deployed the application in staging, in productions, following change management practices and 24/7 support, worked in shifts.
• Involved in deploying the EAR files and scripting automated deployment of the applications.
• Analyzing Activity log files and diagnosing Application Server problems.
• Designed, implemented, and refined wscp/wsadmin in support of J2EE application deployment and supporting resources.
• Involved in managing releases of products from development to QA to Pre-Production and Production.
• Deploy J2EE Application in WebSphere managed servers such as QA and Production
• Involved in configuration of WebSphere Application Server resources like JDBC Providers, JDBC Data Sources and Connection Pooling to connect to Oracle.
• Site Scope Monitoring tool was used to monitor URL and send page when the site is down.
• Supported a 24/7 data center consisting of over Major Enterprise Production Applications
• Documented all procedures and any other important issues.
• Worked on WebSphere components such as Work Load Management (WLM), Admin Client and Http-Web Admin tool (thin client).
• Administration of Working Application, Application performance monitoring - starting and stopping the application server, - Installed plugging for IBM HTTP Webserver, co-ordinate with Database Admin Team to create databases for storing the WebSphere application repository.
• Configured Workload Management (WLM) using clustering.
• Configured the web server interfaces, session management, virtual hosts and transports for WebSphere.
• Configured hybrid cluster of the WebSphere 6.0 and WebSphere 5.1 environments.
• Involved in trouble shooting and Performance tuning using Resource analyzer and log analyzer.

Confidential, Chicago

WebSphere / System Administrator

Responsibilities:

• Installed and configured IBM WebSphere Application Server 6.0, JDBC drivers and Servlet engines on Sun Solaris and Windows and also created user roles and groups for securing the resources using local operating system authentication.
• Installed and configured WebSphere Portal 5.0 / 5.1 in both full installation and custom installation modes (for 5.1)
• Involved in troubleshooting a memory leak in WebSphere Portal 5.1 due to the underlying WAS 5.1.1.3, and upgraded it to WAS 5.1.1.9.
• Upgraded WebSphere Portal 5.1.0.1 to WebSphere Portal 5.1.0.3
• Involved in providing on call support and Help Desk Services (Level I and Level II) in resolving outages for high availability applications.
• Worked on oracle packages, functions and procedure
• Monitored, maintained and customized existing MQSeries objects such as Queue Mangers, Queues (local, remote, alias and model), process definitions, channels and listeners.
• Responsible for updating patches and installation of JDBC drivers and Servlet engines on Sun Solaris environment.
• Worked on WebSphere components such as Work Load Management (WLM), Servlet Engine, Session Manager, Admin Client and Http-Web Admin tool (thin client).
• Developed many WebSphere Control Program (WSCP) scripts and shell scripts to automate the maintenance process of the WebSphere and recovered the backed up WebSphere configuration using XMLConfig tool.
• Administration of active applications, application performance monitoring - recycling the application server including installation of plug-ins for IBM HTTP and iPlanet Webserver.
• Worked on IBM Edge Server and Network Dispatchers for load balancing.
• Configured the web server interfaces, session management, virtual hosts and transports for Web and Application Servers.
• Configured WebSphere resources like JDBC providers, JDBC data sources, connection pooling, and JavaMail sessions.

Environment: WebSphere 6.x, IHS Web Server, IBM Directory Server, Linux, Micro Soft Out Look, WSAM, WSAD5.0, J2EE1.3,1.4, JSP1.2, Java 2.0, Oracle 10g, EJB2.0, UDB DB2 7.x and 8.x,JDBC 2.0, Putty, Remote Desktop, Tivoli, Load Director, JProbe, Clear case, XMLSpyAmerican Express, Phoenix, AZ May06 - Nov ‘06

Confidential

WebSphere Administrator

Responsibilities:

• Installed and configured IBM WebSphere Application Server 5.0/6.0, JDBC drivers and Servlet engines on Sun Solaris and AIX and also created user roles and groups for securing the resources using local operating system authentication.
• Involved in providing migration and integration support of J2EE applications in a high availability multi clustered environments (Development, Staging, QA, Production).
• Involved in providing on call support and Help Desk Services (Level I and Level II) in resolving outages for high availability applications.
• Performed Windows NT and UNIX Network System Administration, including adding NT and NIS domains, creating new users and groups with multi-levels of security, creating assign file attributes & permissions, defining network protocols, insuring TCP/IP and router connectivity.
• Used Tivoli Workload scheduler for Management Framework services,backing upon Tivoli environment.
• Involved in developing complex scripts to automate batch jobs including backup and disaster recovery operations using Korn, Bourne and C shells.
• Provided system administration and operational supported for Sun Solaris and Linux systems.
• Responsible for updating patches and installation of JDBC drivers and Servlet engines on Sun Solaris environment.
• Worked on WebSphere components such as Work Load Management (WLM), Servlet Engine, Session Manager, Admin Client and Http-Web Admin tool (thin client).
• Developed many WebSphere Control Program (WSCP) scripts and shell scripts to automate the maintenance process of the WebSphere and recovered the backed up WebSphere configuration using XMLConfig tool.
• Configured the extranet Web Servers and intranet application servers using the firewalls between the Web Servers and application servers (DMZ model).
• Involved in assisting QA team in Load and Integration testing of J2EE applications on WebSphere Application Server.
• Administration of active applications, application performance monitoring - recycling the application server including installation of plug-ins for IBM HTTP Server.
• Setup and configure network TCP/IP on UNIX (AIX,Linux, Solaris), including RPC connectivity for NFS.
• Created mount points for NFS Server shared filesystems, and mount these directories on AIX Servers.
• Created and setup HACMP environment utilizing IP aliasing on multihomed UNIX (AIX) system insuring fail-over server capability for the mount points and file systems.
• Worked on IBM Edge Server and Network Dispatchers for load balancing.
• Configured the web server interfaces, session management, virtual hosts and transports for Web and Application Servers.
• Configured WebSphere resources like JDBC providers, JDBC data sources, connection pooling, and JavaMail sessions.
• Configured horizontal scalability of WebSphere through a mechanism called as “Cloning of multiple JVMs” with independent Java Virtual Machines-JVMs, for each clone.
• Configuration of Disaster Recovery setup with Sun Server physically located in different building with FDDI link.

Confidential, KANSAS, KS

WebSphere Administrator/Support

Responsibilities:

• Installed and configured IBM WebSphere Application Server 3.5/4.0/5.0, JDBC drivers and Servlets engines on AIX, Linux and Sun Solaris and also created user roles and groups for securing the resources using local operating system authentication.
• Worked on WebSphere components such as Work Load Management (WLM), Servlet Engine, Session Manager, Admin Client and Http-Web Admin tool (thin client).
• Developed many WebSphere Control Program (WSCP) scripts and shell scripts to automate the maintenance process of the WebSphere and recovered the backed up WebSphere configuration using XMLConfig tool.
• Installed JDBC drivers and Servlet engines on Sun Solaris.
• Configured the extranet webservers and intranet application servers using the firewalls between the Web Servers and application servers (DMZ model).
• Created, tested & deployed J2EE applications on WebSphere Application Server using WSAD tools.
• Administration of Working Application, Application performance monitoring - starting and stopping the application server, - Installed plugging for IBM HTTP and iPlanet webserver, co-ordinate with Database Admin Team to create databases for storing the websphere application repository.
• Involved in deploying the EAR files and scripting automated deployment of the applications.
• Used IBM Edge Server and Network Dispatchers for load balancing.
• Configured the web server interfaces, session management, virtual hosts and transports for WebSphere.
• Configured WebSphere resources like JDBC providers, JDBC data sources, connection pooling, and JavaMail sessions.
• Involved in number of installation of WebSphere instances from development to production.
• Involved in configuring the WebSphere load balancing using WebSphere workload management like horizontal cloning and vertical cloning.
• Configured horizontal scalability of WebSphere through a mechanism called as “Cloning of multiple JVMs” with independent Java Virtual Machines-JVMs, for each clone.
• Involved in trouble shooting and Performance tuning using Resource analyzer and log analyzer.
• Installed, configured WebSphere Application Server 6.0.2.x, WebSphere Portal Server5.1.0.1 in a horizontal clustered environment and upgrade it to 5.1.0.3.
• Thorough knowledge of setting up the Portal Clusters in both horizontal and vertical clustered environments on WAS5.1.1.x/6.0.2.x for Work Load Management(WLM) which involved various steps like database migration on the primary node, connecting the database on the secondary node, federation and enabling security, configuring Portal to use web servers, Mapping the Enterprise Applications to the web servers etc.
• Configured the Portal to use Oracle Database using Configuration Wizard and WPSConfig script.
• Configured the Portal to use Remote Web Servers.
• Experienced in setting up integrated security access to the portal and Single Sign-On to other applications with Novell and Tivoli Access Manager.
• Deployed Portlets using Manage Web Modules Portlet and XMLAccess(XML Configuration Interface).
• Deployed customized Themes and Skins in Development and Production environments using EARExpander script.
• Extensively used XMLAccess and ReleaseBuilder scripts to release the new versions of Portal.
• Experienced in administering and configuring portal resource using Portal Administration Portlets, XML Configuration Interface, Portal Scripting Interface(wpscript), Release Builder.
• Changed the hardcoded feedback schema user in oracle following a work around and combined all the 4 portal users to a single user working with the DBAs.
• Created the Virtual Portals for different customers to have their own portal look and feel.
• Involved in transferring the Portal Database while DBAs migrate the databases to different machines.
• Created the pages, added portlets to the pages and assign permissions by access control (ACL) administration with the use of use the Resource Permissions, User and Group Permissions, and Manage Users and Groups portlets.
• Installed and configured WCM with Portal using WCM-configuration task
• Created the Web Content Management Portal pages and installed the Web Content Management Authoring Portlet (Web Content Authoring) and Local Rendering Portlets using Web Content Authoring configuration task.
• Installed and Configured WebSphere Portal Server v6.0(WPS6.0) in a clustered environment.

Environment: WAS 5.1.1.xx/6.0.2.x, WPS 5.1.0.x, WCM v5.1, Oracle 9i/10g, 6.0, WSAD 5.1, Novell eDirectory 8.7, IBM Tivoli Access Manager for e-business 5.1, IBM Http Server 1.3.28.1/2.0.47.1/6.0 , Sun Solaris 9/10

Confidential, Memphis, TN

Responsibilities:

• Installed and configured WebSphere Application Server 3.5/4.0/5.0and HTTP Web Server 1.3.12 server on Sun Solaris, Aix and Linux.
• Configured OSE and Thin Servlets Redirector for WebSphere.
• Log file was managed for troubleshooting and probable errors.
• Wrote Korn Shell scripts for the User account Management across the enterprise.
• Supported Websphere Application Server clustering, load balance and failover.
• Used WebSphere Control Program (WSCP) to define, configure and manage database objects.
• Involved in configuration and setup of WebSphere Application Server security using LTPA and LDAP.
• Involved in packaging and deploying applications using WebSphere Application Assembly Tool (AAT), implementing and maintenance of Workload Management (WLM) using clustering/cloning.
• Created user roles and groups for securing the resources using local operating system authentication.
• Configured iPlanet Webserver to work with Websphere, deployed Servlet and JSP, EJB.
• Data Warehousing and System Backup using tar, cpio for local systems and Veritas Netbackup for enterprise wide backup and recovery and to centrally manage storage resources through a single console.
• Installation/administration of AIX, Linux, Solaris, and NT/2000 Servers on a LAN, setting up optimal RAID levels (fault tolerance) for protected data storage in NAS environments. Install and configure DHCP, DNS (BIND, MS), web (Apache, IIS), mail (SMTP, IMAP, POP3), and file servers.
• Setup network printers and installed client/server applications. Define/setup network protocols, Network File Services (NFS), and Network Information Services (NIS).
• Performing upgrades of OS and applications.
• Korn & C shell scripting, mainly for scheduling jobs (CRONTAB)
• Inventory management for Software and Hardware.
• Extensive configuration and integration experience including responsibilities like building the application, generating XML schemas, building & deploying EJBs.
• Provided On-call support and Pager support (24/7, 365 days) during off-hours on a rotation basis.
• Installed and configured IBM Edge Server and Network Dispatchers for load balancing. Developed WebSphere backup scripts using WSCP and TCL.
• Implemented security using LTPA for Netscape LDAP Server.
• Configured Workload Management (WLM) using horizontal and vertical cloning.

Confidential, Cincinatti, OH

System Administrator

Responsibilities:

• Installing and configuring IBM Web Sphere, iPlanet, IBM HTTP Servers on UNIX & Windows NT machines·
• Configured the web server interfaces, session management, virtual hosts for WebSphere.
• Configured WebSphere resources like JDBC providers, JDBC data sources, connection pooling.·
• Provided Level 2 support for System Integration and application flow in a production environment.
• Configured Veritas High Availability (HA) for monitoring applications to ensure high availability and for automatic failover capability.
• Created Volumes and File Systems with different layouts on Sparc Storage Arrays with Veritas Volume Manager.
• Configured and provided troubleshooting assistance for MQ Series middleware interfacing with the Legacy applications.
• Managed DNS and sendmail servers across the enterprise.
• Wrote Korn Shell scripts for the User account Management across the enterprise.
• Worked with Helpdesk and Site techs in resolving critical issues.
• Managed PDC & BDC servers on the NT Domains and performed user administration.
• Involved in monitoring performance and tuning on application servers using various tools and utilities provided by the Application Server Vendors.
• Developed scripts to check system resources and monitor performance.

Confidential

Programmer

Responsibilities:

• Designed and developed various JSP/Servlets based on reusable libraries for the presentation, business, and integration tiers using VisualAge for Java and the bundled WebSphere test environment.
• Best practices used in conjunction with J2EE patterns. Designed error-handling system.
• Designed and wrote J2EE based application using Oracle and VisualAge for Java to quickly index, search, and generate reports on source code.
• Used JNDI to lookup the Beans
• Implemented a 3-tier architecture with EJB Business Objects in the middle tier, interfacing to their outside partners with JSP and converting their application servlet to JSP.
• Debugged WebSphere Application Server connection pooling and connection manager with Oracle.
• Analyzed and solved WebSphere Application Server defects.
• Performed analysis on customer’s network environment to solve WebSphere performance problems.

Environment: VisualAge for Java, EJB, JNDI, JDK 1.2, Servlets, JDBC, J2EE, Java Beans, JSP, XML, Oracle 8, IBM WebSphere App Server and Windows 2000