SUMMARY

• A Professional with 7+ years of IT experience in WebSphere Application Server Administration and WebSphere PORTAL Admin on AIX, Sun Solaris, Linux and Windows and environments.
• Administered IBM WebSphere Application server v8.0/7.0/6.1/v6.0.2/5.x on multiple platforms like AIX, Sun Solaris, Linux, Windows 2000/03/NT.
• Very strong experience in complete life cycle of WebSphere Application Server Administration esp., Architecture, Design, installation, Configuration, Deployment, Scripting, Migration, and Trouble shooting.
• Extensively worked on BEA WebLogic Application Servers as an Administrator installing, configuring and administering server configuration, deployment of components and performance tuning including troubleshooting and maintenance on multiple platforms like AIX, Sun Solaris, and Linux.
• Configured and administered JDBC, JMS, and Node Manager to administer the Managed Servers in WebLogic Application Server 8.1/9.x & 10.x.
• Expertise in supporting enterprise based distributed applications over a wide range of operating environments on a 24/7 - rotation basis for high volume, secure transactions and Web services.
• Experience in OS level Administration in Windows, UNIX, and Linux systems.
• Experience in installation & configuration of WebSphere commerce Sever v 7.0
• Responsible for installation, configuration and maintenance of WebSphere Application Server (Base and ND), WebSphere Portal, LDAP, Wily Introscope in a heterogeneous environment
• Expertise in installing, configuring, managing and troubleshooting web servers like IBM HTTP Server, Apache Webserver, on AIX, Linux and Sun Solaris platforms and IIS / Tomcat in Windows platforms.
• Extensively used JACL, Jython, UNIX shell scripts to automate the maintenance process of the WebSphere and recovered the backed up WebSphere configuration using XML Config tool and restoreConfig, backupConfig.
• Configured global security for WebSphere Application Server using IBM Directory Server as LDAP user registry.
• Fine tuning of high transaction Enterprise Application performance and configuring connectivity to the databases using data source connection pooling.
• Worked closely with IBM on problem determination, and resolution - PMRs
• Experience handling Workload Management (WLM) of WebSphere Application Server using cloning and clustering, including cloning for failover.
• Good Knowledge of Load Balancers like Cisco Content Services switches, Citrix NetScalers, F-5 and various concepts associated with it.
• Good Knowledge of Network concepts like TCP, SSL, VPN, IP, NAT, Extranet, telnet, ping, etc.
• Performance tuning and troubleshooting using Tivoli Performance Viewer - TPV, WILY J2EE monitoring tools, Foglight, Thread and Resource Analyzer and Log Analyzer
• Experience in integrating enterprise-wide J2EE applications using Application Assembly Tool (AAT)
• Created JDBC Providers, Data sources, and JAAS authentication aliases in order to provide connectivity to Oracle, DB2 (mainframe and UDB), AS400 databases
• Experienced with Client Server Architecture using backend RDBMS - Databases like Oracle, DB2, Sybase and SQL Server besides integrating them with applications.
• Well versed in creating resources, modifying properties, view runtime attributes, commit modifications and securing administrative server using Authentication, Authorization, Certificates, Credentials, Permissions, WebSphere Resources (Servlets, JSP files, HTML files).
• Experience in tuning message listener ports for MDB’s high transaction EJB application including JNDI setup for Queue connection factory, Queue destinations, message listener ports
• Involved in all phases of software life cycle with emphasis in maintenance and support of Application Servers, by setting up the environment for development, testing and production stages.

TECHNICAL SKILLS

Programming and Scripts: Java, C++, C, Shell scripting (Korn, C, bash), DHTML, CSS, Java Script, CGI (PERL), Java Swing, Servlets, JDBC, JSP, ASP, Server Side Include (SSI), Enterprise, Java Beans, XML, JNDI, JMS, LDAP, XMLConfig, JACL, JYTHON, WSCP.

IDE/Tools: WSAD, ANT, SQL Plus, Java Server Pages, Swing, Test director, Visual Basic 5.0/6.0, Developer 2000.

Web/Application Servers: WebSphere Application Server ND, XD v 8.0/7.0/6.1/6.0/5.1, WebSphere MQ 6.x/7.x, WebSphere Commerce Server v7. IBM HTTP Server 8.0/7.0/6.1/6.0. x/ 2.0.47.1/2.0.42. x/1.3.19.4, Tomcat, Apache, IIS 5.0/6.0/7.0. Oracle WebLogic Servers 8x/9x/10.3/11.

Databases: Oracle /9.0/10/11g, DB2, UDB 7.x and 8.x, MS SQL Server 2000, MS Access.

Operating Systems: Sun Solaris 10/9/8, IBM-AIX 5.3/4.3/4.2, Linux, HP-UX, Windows 2000/NT.

Monitoring tools: Wily Introscope, HP SiteScope.

Load Balancers: Cisco Content Service switches, Citrix NetScalers, F-5, Cisco GSS

Load Testing: HP Load Runner

Networking & Protocols: TCP/IP, HTTP/HTTPS, RMI/IIOP, OSE, JNDI, JMS, SOAP, LDAP

PROFESSIONAL EXPERIENCE

Confidential, Plano, TX

Sr. WebSphere Administrator

Responsibilities:

• Proficient in installation, configuration, and administration of IBM WebSphere Application Server 8.0/7x, IBM HTTP Server, Apache, Wily Introscope, WebSphere MQ, LDAP, on AIX, Solaris, Linux, and Windows.
• Root cause analysis for the environment and WebSphere bugs associated in.
• Major achievement was finding out the SR9 Java bug shipped with 7.0.0.15 fix, which caused all of our environments thrown into serious memory leaks, utilizing huge systems resources and hung applications. Testes the FP2 Java fix on lower environments thoroughly and pushed into products keeping our Bank’s SLA.
• Automating Deployments, Jobs, installation and configurations in middleware tier and adept at writing wsadmin, JACL, Jython and ANT scripts to automate various WAS administration and deployment tasks such as JVM configuration, J2EE application deployment, ear/war installation, backups, JVM export/import and the like.
• Responsible for start to end, deploying, troubleshooting and maintaining applications moving from lower to prod.
• Managed documentation of application configurations, business impact, deployment standards and procedures, and installation standards.
• Configured Cache management by creating Replication service and using the service to share the cache in the cluster.
• We as part of the support, have good hands on expertize in implementing Business Intelligence (BI) configured over the WebSphere 7.0
• Upgraded WebSphere from 7.0.0.5 to 8.0.0.8 by installing the fix pack on top of base binaries.
• Installed various intermediate fixes on the application server recommended by IBM to mitigate security risks.
• Installed Fix packs to upgrade Application Server and fix application issues.
• Implemented LDAP fail-over for WebSphere and adjusted connect timeout and retry internal based on business needs.
• Configured Custom keystore and truststore for the application server by removing default stores.
• Configured Cache management by creating Replication service and using the service to share the cache in the cluster.
• Fine-tuned the Plugin xml file to set various parameters to comply with application requirements
• Worked on troubleshooting integration of various external interfaces to the WebSphere Application server and resolved the critical issues.
• Worked on enabling SSL communication between WebSphere and edge components and resolved integration issues.
• Installed and configured wily agent on the WebSphere application server to monitor the health of application server.
• Collect the performance metrics for each application server on a regular basis, analyze the performance and fine tune the application server by providing optimal values for connection pools, timeouts and Heap Size.
• Worked on various business critical issues by opening PMRs with IBM and resolved by coordinating with support
• Documentation is part of the Job to keep track of all the application configurations, business impact, deployment standards and procedures, installation and etc.
• Expertise in supporting enterprise based distributed applications over a wide range of operating environments on a 24/7 rotation basis for high volume, secure transactions and Web services.

Environment: IBM WebSphere 8.0/7.0, IBM HTTP servers 8.0/7.0, Oracle 10 & 11, Microsoft Active Directory, IBM MQ series, Cisco Content Services - CSS, Citrix NetScalers, Juniper Firewalls, Cisco VPN. JAVA, HTML, EJB, JSP, UNIX Shell, Perl, Sun5.8/5.10 AIX 5.2 /5.3 (P Series), Linux.

Confidential, Atlanta, GA

Sr. WebSphere Administrator

Responsibilities:

• Migrated many applications from 7.0 to 8.0 in development and test and Prod environments
• Established appropriate environment and project lifecycle for Development, Testing and Deployment on WebSphere 7.0/8.0
• Configured response file for silent install of WebSphere Base and Network Deployment.
• Configured WAS Global Security using Tivoli Directory Server and Microsoft Active Directory by using LDAP as user registry.
• Configured SSL for Web Server.
• Installing and activating the Portlets in the WebSphere Portal server.
• Configuring and securing the Portal server for various user groups.
• Used AST (Application Server Toolkit) to edit EAR with latest build dates and change the context root.
• Generated http plug-in configuration and moved it the web servers.
• Worked with the network team to define rules for Big-IP Load Balancing.
• Performance tuned the WebSphere Environment by configuring caching, queuing, pooling, JVM parameters and Problem determination using Tivoli performance viewer (TPV) & Wily Introscope.
• Worked on problem tickets (PMRs) with IBM to find effective solutions to various problems and performance issues. Worked on WebSphere system related work (patches, fixes).
• Worked on troubleshooting Java applications using WAS logs, traces, Log Analyzer, Resource Analyzer/Tivoli Performance Viewer. Used Wily Introscope extensively to determine application bottlenecks to dig-out which modules are consuming excessive resources.
• Involved in assisting QA team for Load and Stress testing of J2EE applications.
• Responsible for Support and reliable maintenance of the applications on different platforms for on-going application development.
• Spearheaded the design and delivery of a new fund management tool, which integrates and automates classical “Algorithmic” trading with fund managers. Product provides analysis of market data feeds and data warehouses by applying public and proprietary quantitative methods.
• Recommended and implemented the use of Eclipse Rich Client Platform, saving the organization at least 6 months and 2500 hours of development time to take advantage of dynamic plug-in model for integration of third party tools.
• Designed and implemented a streamlined process for gathering requirements by following UML use case models for the design of Use Case Diagram, Class Diagrams, Sequence Diagrams, and Data Modeling for task assignment. Project resulted in a seamless operation between onshore and offshore teams.
• Designed and developed a prototype that analyzed 20 years’ worth of historical data on futures for commodities and presented the data in a user friendly graphical format to money managers.

Environment: IBM WASND 8.0/7.0, WebSphere MQ 7.0/6.1, Portal 6.0/6.1,Pocess Server 6.2/7.0, WID 6.1/7.0, JNDI, DB2, IBM HTTP Server, Linux, AIX 5L, WSAD, LDAP 6.0/6.2.

Confidential, Andover, MA

WebSphere Administrator

Responsibilities:

• Involved in the Analysis of the requirement specifications provided by the client.
• Provided recommendations on environment standards, product leveling, performance tuning, new project consulting, and recommend-broadened usage of WebSphere functionality.
• Installed and configured IBM WebSphere Application Server 7.x/6.1 on Aix, Linux and Windows using Graphical as well as silent install.
• Installed and configured IBM WebSphere Network Deployment Manager 7.0/6.1/ and resolved Node agent and Deployment Manager Discovery problems and Synchronization Problems.
• Installing, administering and troubleshooting WebSphere Portal 7.0/6.0
• Responsible in upgrading of the various fix packs on WebSphere on Dev/Test/Perf/Prod environment.
• Deployed war files using xml access and portal admin console.
• Involved in Performance Monitoring Infrastructure (PMI) for identify performance problems and help tune an environment running Web applications.
• Responsible for creating Cells/Nodes/Application Servers, federating nodes and creating/configuring application server clusters.
• Provide support for the entire cycle of application testing including building applications, deploying and troubleshooting.
• Experience in installation and administration IBM LDAP Servers including IBM Tivoli Directory Server and Domino Directory Server.
• Deployment solutions in High Availability (HA), Load Balancing Configurations eliminating single points of failure.
• Involved in creating clusters and cluster members.
• Used JACL Script for WebSphere server Administration.
• Experience in deploying different application war files, ear files and EJB jar files on WebSphere Application Servers
• Configuring of JDBC Providers, Data Source, Virtual Hosting, Global Security, SSL, LDAP. Troubleshooting for problems with the WebSphere Application Server SSL component.
• Troubleshooting connection pooling problems (J2C), connection wait issues, connection leaks, and performance problems.
• Providing Primary Support for 24X7 on various Web Applications.
• Migrated many applications from 6.x to 8.x in development and test environments.
• Used WASPROFILE & MANAGEPROFILES to create multiple WebSphere profiles from the command line interface.
• Used Wily Introscope extensively to determine application bottlenecks to dig-out which modules are consuming excessive resources.
• Configured forward proxy Edge server with network dispatcher, caching proxy, content distribution and application service at the edge.
• Used Tivoli Performance Viewer to monitor WebSphere Applications and tuned the environment accordingly like changing the JVM Heap, & Connection Pool sizes.
• Troubleshooting Admin Server start-up issues, Java code defects after deployment, & class path issues.
• Used automated scripts to perform routine management tasks on WebSphere environments like monitoring Disk Space, CPU & Memory utilization.
• Used command line tools WSCP and XmlConfig occasionally as an alternative to the Admin Console.

Environment: IBM WebSphere 6.1.x/7.x, IBM WebSphere Portal Server 5.x/6.0,Aix, Unix, IBM (IHS) HTTP Server 1.3/2.0/6.x, Web Services, Oracle SQL, Oracle9i, PL/SQL, SiteMinder, RAD, IBM Tivoli Directory Server, Oracle, PMI, Windows NT/2000, Scripts, JSP, Servlets, Wily Introscope, XML,SSL, LDAP

Confidential, Richardson, Texas

WebSphere Administrator

Responsibilities:

• Responsible for setup, Installation, migration, and Administration of IBM WebSphere Application Server, WebSphere MQ, and Web Content Management (WCM) on Linux, AIX, Solaris, and windows.
• Installed and Configured IBM HTTP Server on managed and unmanaged nodes, and installed plug-in to route the request to WebSphere Application server (horizontal and vertical) cluster environment.
• Experience in exported and imported themes and skins from staging to production.
• Experience in one-way and two-way syndication between two WCM servers
• Experience in exported and imported the portal configurations from staging to production by using the XMLAccess script.
• Experience in Admin and FVT tasks for the test bed like managing Labels, Pages, URL, Portlets, Virtual Portal, users, user groups, resource permissions (EDITOR/MANAGER/ADMIN/PRIVILEGED USER/USER), resource policies, Traversal Permissions, web clipping portlets, Inheritance and propagation blocking
• Extensively worked on Installation of Databases like IBM DB2 v9.1 with Oracle 10g, creating Databases and Users, Configuring Databases, Verifying database connections, changing database passwords that are used by WebSphere Portal and modifying portal ports after portal install on Linux and AIX.
• Experience in Validation of LDAP connections and Enabling LDAP Security using command line and config wizard with no-SSL and over SSL for Single and Multiple realms.
• Experience working with Shell, JACL and Jython scripting.
• Extensively worked on WebSphere MQ Installations, configuration, administration of WebSphere MQ Server version 6.1/7.0 for multiple high profile projects.

Environment: IBM WASND 7.0/6.1/6.0, WebSphere MQ 7.0/6.1, JBoss 4.x/5.x, Portal 6.0/6.1,Pocess Server 6.2/7.0, WID 6.1/7.0, JNDI, DB2, IBM HTTP Server, Linux, Solaris, AIX 5L, Windows 2003/2005, R3/link, CTG, WSAD, LDAP 6.0/6.2.

Confidential, San Francisco, CA

WebSphere Administrator

Responsibilities:

• Responsible for setup, Installation, migration and Administration of IBM WebSphere Application server, 5.1/6.x, WebSphere MQ Series 6.0, WebSphere Portal 6.0, Wily Introscope, IBM HTTP Server 1.3.x/2.0.on AIX & Windows systems.
• Configured Global security for WebSphere Application Server and using IBM Directory Server as LDAP user registry.
• Responsible for Configuring, deploying, troubleshooting and maintaining applications moving from DEV to TEST to QA to PROD
• Expertise in supporting to provide 24x7 WebSphere MQ on-call support and support changes to MQ Queue managers in a clustered environment.
• Involved in Load balancing/Tuning/Clustering for IBM WebSphere Application Server using Deployment Manager (Network Deployment).
• Responsible for setup, Installation and Administration of IBM Tivoli Access Manager 6.0 and LDAP Server 6.0 on AIX and Windows.
• Deploying WPS port lets, pages, and portal applications.
• Administered WebSphere Portal applications, which includes configuration, clustering, administration, performance tuning, deploying portlets/ pages, for portal applications
• WebSphere MQ, WebSphere message broker performance analysis, application planning and product maintenance. Architect and implement the WebSphere MQ environment for high availability, MQ clustering.
• Installed and configured remote WebSphere plug-in for IBM HTTP Server. Manually updated plug-in files for IHS servers located in DMZ
• Works with IBM Support to resolve issues pertaining to the WMQ infrastructure. Responsible for enforcing WebSphere MQ best practices, standards and processes. Required experience in UNIX and Windows server administration and support in an HA clustered environment...
• Responsible for web security infrastructure consisting of Tivoli Access Manager for e-business.
• Production deployment of components of the messaging environment including components of the Global Share application.
• Responsible Team Member providing timely and accurate 24X7 support.
• Managed documentation of application configurations, business impact, deployment standards and procedures, and installation standards.

Environment: IBM WASND 6.1/6.0/5.1, WebSphere MQ 6.0, WebSphere Portal 6.0, AIX 5L, Windows 2000, JBoss, TAM 6.0, JNDI, DB2, IBM HTTP Server, Sun One Web Server 6.1 (iPlanet), WSAD, LDAP 6.0.