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Websphere Administrator Resume Profile

Columbus, OH

- Professional Summary:

  • Over 6 years of IT experience in setup, installation and administration of IBM WebSphere Application Server 5.x, 6.x,7.x and 8.0 Base, Network Deployment Expertise in installing and configuring in vertical and horizontal scaled environments and clustering WebSphere Portal nodes.Involved in creating and configuring profiles, clusters, nodes, node agents for WebSphere Application Server.
  • Worked on troubleshooting applications using logs, traces, Log Analyzer and Tivoli Performance Viewer.
  • Implemented the Work Load Management using clustering.
  • Involved in tuning, security, backup, recovery and upgrades of WAS on Linux RedHat SuSE and windows.
  • Created Clusters and instances in WebSphere Network Deployment to support high availability, fail over and implemented horizontal clustering.
  • Configured WebSphere Recourses like JDBC Providers, JMS providers.
  • Experience in troubleshooting, applying patches and plug-in for WAS 5.0/6.0/7.0
  • Experience in Installation, Configuration of Sessions and Global Security in WAS.
  • Involved in migrating WebSphere 6.0 to 7.0 on AIX, Linux and Windows.
  • Setting up Virtual Hosts on the Web server, configuring aliases and re-write rules.
  • Performance monitoring using tools like Tivoli Performance viewer.
  • Experience in integrating WebSphere Application Server and Deployment manager with IBM Http server, IBM Directory Server, Sun ONE Web Server, Oracle, DB2 and SQL servers.
  • Highly proficient in automating environment builds, administration and deployment operations using standard scripting utilities like Shell scripting.
  • Involved in Installing Upgrade Fix Packs and Migrating to latest versions.
  • Experienced in applying Refresh packs, Fix packs, Cumulative Fix packs for all versions of WebSphere application server and different flavors of Web Servers.
  • Deploy the ear files on respective AppServers and jar files on respective library folders
  • Good at Performance monitoring using Resource Analyzer and Tivoli Performance Viewer.
  • Problem Determination through the log files and rectified the problems or interacting with IBM support to solve problems.
  • Ability to work independently, and with minimum supervision.
  • Used Heap Analyzer and Thread Analyzer to tune the WebSphere JVMs.

Technical Skills:

Languages

C/C , JavaScript, COBOL, SQL, UNIX Shell and markup language like XML, HTML, DHTML, XHTML.

Application/Web Servers

IBM Web Sphere Application Server 4.0/5.0/5.1/6.0/7.0/8.0, Apache WebServer 1.2.2/1.3/2.0, BEA Weblogic Server 5.1/6.1/7.0/8.1/9.0/9.1/10.0/10.3, IBM WCM 5.1/6.0, IBM HTTP Server 1.3.28/1.3.26.2/ 2.0.42/2.0.47/6.0, iPlanet Directory Server, Netscape Enterprise Server, Websphere portal 5.x,6.x, IBM MQ Series 5.x.

J2SE Technologies

Strong Core Java concepts.

J2EE Technologies

Servlets, JSP, Struts Framework, Hibernate, Java Beans, JDBC

Web Technologies

JAVA, Script, HTML,JASON, XML, XSL, XSLT, SAX, DOM, CSS.

Development Tools

IBM WSAD 4.5/5.x, RAD, AAT, Apache ANT

Application/Web servers

Tomcat 7, IBM Web Sphere 5.x/4.x, Web Logic 8.x/7.x, Jboss.

Databases

Oracle, DB2 8.0/7.0, SQL Server 2000 and MS-Access 2000.

Monitoring Tools

Tivoli Performance Viewer, Thread Analyzer, Log Analyzer, Garbage Collector Tool, Heap Analyzer, FFDC Tool, MemoryDump Diagnostic Tool, IBM Tivoli Monitor.

Operating Systems

LINUX REDHAT, Suse , IBM AIX 4.5/5.1/5.2, SUN Solaris 2.7/2.8/2.9, Windows NT/2000 server, Windows XP/98/95

Tools and Utilities

Toad, SQL Navigator, SQL Loader, Rational Rose, CVS, Junit,

Log4j, ANT, Macro media tool, SQL developer.

Project Experience:

Confidential

Role: WebSphere Administrator

Responsibilities:

  • Installed, configured and administered IBM WebSphere Application Server 6.0/6.1/7.0/8.0 and IBM HTTP server 6.1/7.0 on AIX/Windows platform.
  • Configured WebSphere Deployment Manager and Application Server profiles in clustered environment to utilize the advantages of failover and load balancing in multi-node environment.
  • Created, Configured Profiles, Nodes, Node Groups Clusters for WebSphere Application Server.
  • Migrated J2EE Applications, which includes setting up new Development, QA, and Production Environments from WebSphere Application Server 6.1 to 7.0/6.0 to 6.1.
  • Used Tivoli Performance Viewer and ITCAM to monitor the performance.
  • Installed Data Collectors DC , Tivoli Enterprise Monitoring Agent TEMA and integrated them with Tivoli Enterprise console.
  • Responsible for support and reliable maintenance of the applications on different platforms for on-going application development.
  • Used Heap Analyzer and Thread Analyzer to tune the WebSphere JVMs.
  • 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.
  • Enabled WebSphere global security using Local OS and LDAP/LTPA mechanisms.
  • Tuned the JVMs by analyzing the must gather information for Application Server Hangs.
  • Troubleshooting Admin Server start-up issues, Java code defects after deployment, and classpath issues by checking the JVM logs, plug-in logs and the web server logs.
  • Created Self Signed and digital certifications using Ikeyman.
  • Generated Propagated plugin-cfg for web servers and troubleshooted plug-in regeneration problems.
  • Deployed enterprise applications from Admin console.
  • Worked on troubleshooting applications using logs, traces, Log Analyzer and Tivoli Performance Viewer.
  • Experienced in Installing the security certificates and installing Siteminder for single sign on SSO
  • Configuring of JDBC Providers, Data Sources, Virtual Hosts, Global Security, SSL, and LDAP.
  • Responsible for support and reliable maintenance of the applications on different platforms for on-going application development.
  • Performed routine management of WebSphere Environment like monitoring Disk Space, CPU Utilization and resolved dynamic cache problems.
  • Created IBM PMRs and worked closely with IBM for resolving multiple issues.
  • Monitor, analyze and fine-tune application resources enterprise beans, servlet etc. and J2EE runtime parameters such as JVM heap size, memory usage, thread pools etc.

Environment: WebSphere Application Server 6.0/6.1/7.0, IBM HTTP Server 6.1/7.0, Tivoli Access Manager, UML, XML, SQL, IBM AIX 5.3, Windows XP, RedHat Linux AS 3.0, LDAP, TCP/IP, Java, J2EE, JSP, Servlets, EJB, JDBC, JavaScript, ORACLE 8i/9i/10g, DB2 V7.1/8.1, HTML, AIX 5.3/5.2, JACL Scripting TCP/IP

Confidential

Role: WebSphere Administrator

Responsibilities:

  • Installed, configured and maintained WebSphere Application Server 5.x/6.x, IBM HTTP Server 1.3/2.0, Apache and iPlanet webservers on Aix, Solaris and Linux.
  • Involved in the Migration of IBM WebSphere from 5.x to 6.x and installed the FixPacks and cumulative fixes to WebSphere 5.x/6.x environment, plug-in and IHS.
  • Deployed enterprise J2EE applications on WebSphere 5.x/6.x that involves EAR and WAR file.
  • Developed PERL, JACL, Jython and Shell scripts to automate the deployment and configuration of WebSphere.
  • Involved in configuring the WebSphere load balancing using WebSphere workload management like horizontal clustering and vertical clustering.
  • Configured the extranet web servers and intranet application servers using the firewalls between the web servers and application servers.
  • Configured WebSphere resources like JDBC providers, JDBC data sources, connection pooling, and JavaMail sessions.
  • Supported the development team during Integration Testing, Functional and Quality testing, Load testing and provided inputs and suggestions, tuned the JVMs, connection pools etc if required and enforced J2EE best practices during the whole process, documenting the same.
  • Separated the static content from the dynamic content for better application security and performance.
  • Optimized the performance of Enterprise Applications using Tivoli Performance Viewer and Wily Introscope.
  • Created Clusters and instances in WebSphere Network Deployment to support high availability, fail over and implemented horizontal clustering.
  • Generated/analysed heap dumps and core dumps and worked with IBM closely round the clock to troubleshoot severity 1 PMR.
  • Involved in Troubleshooting Web Sphere Application Server problems using Log Analyzer and Tracing.
  • Involved in Documentation of all procedures and any other important issues.
  • Deployment and troubleshooting of JAR, WAR, and EAR files in clustered environment.

Environment: IBM Web Sphere Application server 5.x/6.x, IBM HTTP Server 1.3/2.0, Apache and iPlanet webservers, Java, JSP, Servlets, struts, AAT, EJB, XML, WSCP, JDBC, JavaScript, oracle9i, WSAD, HTML, Windows NT , AIX, Solaris, Linux.

Confidential

Role: WebSphere Administrator

Responsibilities:

  • Installed, configured, upgraded and troubleshooted WebSphere Application Server v5.1 and WebSphere ND v6.0 in a federated multi-node environment and web servers Apache 1.3
  • Troubleshooting various problems in different stages of development, QA, Staging and Production by analyzing log files.
  • Profiled all the J2EE Applications and worked with Application Groups in improving performance of applications and possible memory leaks in applications before deploying in Production.
  • Configured the extranet Web Servers and intranet application servers using the firewalls between the Web Servers and application servers DMZ model .
  • Responsible for building Application Servers and Web Servers on Solaris and Linux.
  • Involved in Deployment of J2EE Applications, Creating Clusters for Load Balancing and Failover, Configuring Resources like JDBC Provider, Creating Virtual Hosts, Shared Libraries, JNDI Configurations, EJB References, Creating Environment Variables, and Configuring Session Management.
  • Involved in opening and working on PMR's with IBM to solve various issue related to the environment. Enabled traces as part of troubleshooting and used collector tool to submit the logs and traces to IBM.
  • Involved in migrating 100 applications from WAS 4.5.x to 5.1.
  • Used WebSphere plug-in for load balancing across the cluster members and manually updated it for remote webservers in the DMZ.
  • Enable global security for application servers and applications using Single Sign on SSO by LTPA mechanism on Secure Way LDAP User Registry.
  • Written JACL Jython scripts for deploying J2EE EJB, JSP, HTML, and XML based applications.
  • Involved in applying fix packs and e-fixes to WebSphere Application Server on Solaris and Linux.
  • Installed IBM HTTP Server on Solaris and Linux and configured it by changing httpd.conf for IHS, obj.conf and magnus.conf for SunOne and copying the plug-in for WAS.
  • Coordinated change to WebSphere MQ CSDs and PTFs to improve stability. Created, backed up, modified, deleted MQ Objects.
  • Administered MQ on 3 OS's, which included clearing queues, modifying object attributes, start/stop Queue Managers, Channels, Listener Ports, helped resolve programming problems.
  • Responsible for monitoring, troubleshooting and load balancing of several critical e-Business servers.
  • Successfully tested and upgraded various third party softwares Ultraseek, Siteminder, Nessus, Opendeploy, Wily, etc., on several critical servers with zero impact to business on Solaris 8 and Redhat AS3.0.
  • Troubleshooting Admin Server start-up issues, Java code defects after deployment, and classpath issues by checking the JVM logs, plug-in logs and the webserver logs.

Environment: IBM WebSphere application Server 6.0/6.1/7.0, Siteminder, IBM HTTP Server 6.1/7.0, Apache Tomcat 6.0, ITCAM 6.1/7.0, LDAP, TCP/IP, Java, J2EE, JSP, Servlets, EJB, JDBC, JavaScript, ORACLE 8i/9i/10g, DB2 V7.1/8.1, HTML, AIX 5.3/5.2, JACL Scripting, HP Saas, TPV

Confidential

Role: WebSphere Administrator

Responsibilities:

  • Involved in the full life cycle implementation of the project including analysis, design, and development.
  • Involved in the project during development, testing and implementation.
  • Installed and Configured WebSphere Application Server 6.1 and IBM HTTP Server 6.1 on Red hat Linux.
  • Involved inconfiguration and performance tuning. Created clusters to manage work load and process failure.
  • Created Clusters and instances in WebSphere Network Deployment to support high availability, fail over and implemented horizontal clustering.
  • Implemented upgrading tasks to both WAS and IHS by applying fix packs.
  • Monitor, analyze and fine-tune application resources enterprise beans, servlet etc. and J2EE runtime parameters such as JVM heap size, memory usage, thread pools etc.
  • Involved in troubleshooting with IBM Heap Analyzer and IBM Thread DumpAnalyzer to improve performance.
  • Used Tivoli Performance Viewer to monitor WebSphere Applications and tuned the environment accordingly like changing the JVM Heap, and Connection Pool sizes.
  • Managed security and performance of EJB containers and web applications by effective distribution of incoming work requests in the clustered WebSphere environment
  • Configured IBM LDAP directory access protocol for different levels of user access.
  • Deployment and troubleshooting of JAR, WAR, and EAR files in clustered environment.
  • Montoring error logs, fixing problems and tuning parameters on WebSphere Application Server.
  • Involved in Deployment of J2EE Applications, Creating Clusters for Load Balancing and Failover, Configuring Resources like JDBC Provider, Creating Virtual Hosts, Shared Libraries, JNDI Configurations, EJB References, Creating Environment Variables, and Configuring Session Management.

Environment: Java, J2EE, Servlets, JSP, Custom Tags, EJB, XML, JDBC, Java Script, HTML, Oracle 8.0, Windows NT, Sun Solaris, UML and WebSphere application server 4.5, WebSphere Application Server 5.X/6.X, IBM HTTP Server 2.0, WebSphere Process Server 6.0, Tivoli Performance Viewer.

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