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Websphere System Administrator Resume

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Denver, CO

SUMMARY

  • Over 7+ years of hands - on experience in designing, developing, implementing, supporting various internet/intranet applications, and over 6 years of strong experience in IBM WebSphere administration.
  • Expertise in installation, configuration and maintenance of IBM WebSphere 5.0/5.1/6.0/6.1/7.x/8.x application server, IBM HTTP V2.0/6.0/6.1/7.0, Apache V2.0.47, Sun One Web Servers, IPlanet and IIS.
  • Experience in Installation and Configuration of WebSphere Process Server 7.0.
  • Expertise in creating clusters for Websphere Process Server 7.x/Websphere ESB 7.x.
  • Experience in using WebSphere Integration developer 7.0.
  • Experience in Installation and Configuration of WebSphere Process Server for business process automation.
  • Experience in Installation and Configuration of WebSphere Portal Server 5.1/6.0/6.1/7.x on Solaris, AIX, Linux and Windows with Oracle and DB2 as its backend databases.
  • Configured Database and Security for WebSphere Portal in a clustered environment.
  • Transferred cloudscape to DB2 Database and security for WebSphere Portal Server.
  • Administrating IBM Lotus Web Content management 2.5/5.1/6.0 versions.
  • Deployed Portlets, Themes and Skins in WebSphere Portal Server.
  • Experience in Installation and configuration of IBM Websphere MQ 6.x/5.x, Message Broker and WBI Adapters (SAP, JDBC, JText) on Unix and Windows based environments.
  • Experience in Designed and developed Integration solutions based on IBM Message Broker and MQ technologies.
  • Strong Experience in Installing and Configuring WebSphere MQ and Broker, apply patches, manage middleware infrastructure and monitor performance/troubleshooting in highly available and fault tolerance environment.
  • Created and configured MQ series objects like Queue Manager, Queue and Channels.
  • Knowledge on SOA Architecture and Web services Technologies.
  • Successfully implemented WLM using cloning and clustering techniques including Horizontal and Vertical Cloning for fail over and backup/recovery processes.
  • Experience in creating, configuring and administrating profiles, clusters, nodes, node agents and node groups for WebSphere Application Server.
  • Experience in integrating WebSphere Application Server and Deployment manager with IBM Http server, IIS 6.0/7.x, IBM Directory Server, Sun ONE Web Server, Oracle, Sybase, DB2 and SQL servers.
  • Experience in debugging applications in Base and ND of WebSphere Application Server providing load balancing and clustering solutions.
  • Experience in using Bladelogic tool.
  • Experience in Using Buildforge for deploying applications.
  • Hands on experience in deploying, implementing, testing and support of full life cycle implementations of various J2EE/Internet/Intranet and distributed applications.
  • Experienced in configuring IBM Tivoli Access Manager Web SEAL on AIX, UNIX and Linux.
  • Experienced in applying Refresh packs, Fix packs, and Cumulative Fix packs for all versions of WebSphere application server.
  • Experienced in migrating the applications from WebSphere V5.x to V6.x and from WebSphere V6.x to V7.0.
  • Working knowledge of industry standard development practices and concepts. (J2EE, EJB, JDBC JMS, Java, JavaScript, Servlets/JSP, XML, XSLT, SOA, Web Services).
  • Excellent working skills in optimization and analyzing of Enterprise Applications using tools like Wily Introscope, ITCAM, Tivoli Performance Monitor/WAS Resource analyzer, Garbage Collector Tool and Memory Dump Diagnostic Tool.
  • Expertise in developing JACL, Jython, Python and UNIX Cron shell scripts for auto deployment process and for performance tuning and also for Auto start of WebSphere/Web server process.
  • Experience in writing ANT scripts for compile and deployment.
  • Installed EARs, WARs and configured application specific JVM settings, Web container parameters using the Admin Console and wsadmin scripts.
  • Experience in Implementing and configuring SSL, requesting digital certificates, creating self-signed certificates and imported/exported public/private keys on Web Servers.
  • Knowledge of key Internet protocols to include TCP/IP, HTTP/S,SSH,FTP, SFTP,DNS, NTP, NFS, etc.
  • Expertise in configuring/creating JDBC Data source connections and WebSphere JMS/Queue connection factories, queue destinations and Listener ports for MDB’s.
  • Created IBM Problem Management Records (PMR) to report WebSphere Application Server problems.
  • Excellent Diagnostic skills, Quality assurance, Quality control, and Customer service and analytical skills.
  • Worked with the Applications Group to solve technical and production issues including new software change control tasks.
  • Good knowledge on IBM ILog Jrules.
  • Good knowledge on Jenkins tool v1.514, Version control system(CVS) and in Network Dispatcher.
  • Good knowledge on BIG IP and F5 Load balancer technology.
  • Mediated between the Systems Administration and the Network groups, resolving network and performance issues.
  • Excellent skills on troubleshooting and problem determination of WebSphere/System Network related problems including monitoring, capacity planning and maintenance by providing 24X7 support on call for all mission critical applications in both tier1 and tier2.

TECHNICAL SKILLS

Operating Systems: Sun Solaris 8/9/10, AIX 4.0/5.0/5.1/5.2/5.3 RedHat /SuSe Linux 6.x/7.x, Windows XP/2000/2003/2008 server, Windows NT4.0

Middleware: IBM WebSphere Application Server 7.0/6.x/5.x, IBM WebSphere Process Server 7.x/6.x, IBM WebSphere Portal Server 5.1/6.0/7.x, IBM WebSphere MQ 5.x/6.x/7.x, IBM WebSphere MB 6.x/7.x/8.x, IBM Http Server 1.3.26.x/2.0.42.x/2.0.47.x/6.0, IIS 5.0/6.0, Sun One Web server 6.0/6.1, Tomcat 4.0.

Java Technologies: JSP, Servlets, EJB, RMI, JAAS, XML .

Languages: C,C++, JavaScript, HTML, JAVA, VRML 2.0, SQL, mySQL, PL/SQL

Monitoring Tools: Tivoli Performance Viewer, Thread Analyzer, Log Analyzer and Wily Introscope, Garbage Collector Tool, Heap Analyzer, FFDC Tool, Memory Dump Diagnostic Tool, IBM Tivoli Monitor.

Web Tech: JavaScript, Shell script, Perl, JACL, HTML, XML/XSL, XML Schema and DHTML

Web Servers: IPlanet V6.0 (SunONE Web Server), Apache V2.0.47, IBM HTTP Server V6.0.

Database: Oracle V8i/9i/10g, DB2 V7.1/8.1, Microsoft SQL server 2000 and MS Access.

UML Tools: Rational Rose, Rational Unified process, Rational Clear Case

Networking Protocols: TCP/IP, DNS, LAN, WAN, DHCP, SMTP, POP3, IMAP, HTTP, SSH, LDAP, DHCP.

PROFESSIONAL EXPERIENCE

Confidential, Denver CO

WebSphere system Administrator

Responsibilities:

  • Installed Configured and maintained IBM WebSphere Application Server 6.x/7.x/8.x on AIX/Linux/Windows2003 and Sun Solaris platform.
  • Primary WebSphere administrator as well as System admin for the CBMS project, responsible to maintain and manage the system and keep them up and running for the users.
  • Responsible for installing and configuring IBM HTTP Server with IBM WebSphere Application Server.
  • Installation of WebSphere Application Server V 7.0.0.23 and V 7.0.0.21 on production and non-production environments (Dev, Int, Sit, Dat, Uat, Trn, Plt) and applying patches and fix pack to keep the environment up to date with the latest fix pack.
  • Manage and maintain and deploy builds as and when necessary on the various environments and finally deploy it to production.
  • Installed and Configured WebSphere Process Server 7.0.
  • Hand’s on experience in developing SCA BPEL and Mediation modules using Websphere Process Server/Websphere ESB 7.x.
  • Created clusters for Websphere Process Server 7.x/Websphere ESB 7.x.
  • Experience in using WebSphere Integration developer 7.0.
  • Installed and configured WebSphere Process Server 7.0.
  • Created clusters for WebSphere Process Server 7.x/ WebSphere ESB 7.x.
  • Installed and Configured WebSphere Process Server for business process automation.
  • Installed and configured IBM Websphere MQ, Message Broker and WBI Adapters (SAP, JDBC, JText) on Unix and Windows based environments.
  • Designed and developed Integration solutions based on IBM Message Broker and MQ technologies.
  • Installed and Configured WebSphere Portal Server 7.x/6.x.
  • Deployed portlets and other Portal configuration artifacts.
  • Managing the daily operation of Portal services, including content management, syndication, document management, and collaboration.
  • Installation of WebSphere JVM’s and configuring the JVM’s for optimum performance for the application to run efficiently.
  • Researching and installing monitoring tools to effectively monitor the applications, WebSphere, HPUX, Tuxedo and Oracle servers as well as applications
  • Creating and maintaining scripts to monitor WebSphere hung JVM’s; deploying builds, changing the WebSphere configuration, and day to day maintenance activities.
  • Involved in migration of the applications from WebSphere 6.x to 7.0 and worked closely with development team. Applied Refresh packs, fix packs and cumulative fixes for WebSphere, IHS and plug-in.
  • Migrated existing applications from WebSphere 6.x versions to 7.x using Waspreupgrade and Waspostupgrade commands.
  • Configured clustering environment in Network deployment configuration and responsible for maintaining, supporting the load balancing, high availability and failover.
  • Experience on BIG IP load balancer technology.
  • Knowledge on Edge Load balancer technology.
  • Involved in enabling WebSphere global security using Local OS and LDAP/LTPA mechanism, SSL configuration and Ordering digital certs for Pre-prod and Prod environments.
  • Installed EARs, WARs and Configured application specific JVM settings, Web container parameters using the Admin Console and WSCP/Wsadmin scripts.
  • Involved in Failover exercise, code changes, Monitored in all Loads and tuned servers.
  • Used Bladelogic tool for running scripts.
  • Configured and Enabled the Global Security for WAS Administration Console users and Console Groups using LDAP User Registry.
  • Created SSL certification using IKEYMAN.
  • Good working experiences with Session Management, creating replication domains for session persistence (Memory to Memory replication) using client server methodology.
  • Worked closely with developers to define and Configured 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.
  • Deploying the applications on clusters, updating the Installed applications and updating Web Server plug-in configuration using administrative console as well as Jacl scripts
  • Managing and Monitoring the JVM performance by WebSphere Heap Size, garbage collection, JDBC Pools Responsible for Architectural Design, Implementation and periodic testing and support of Web Environments with respect to High Availability and Disaster Recovery.
  • Analyzed log files to detect and troubleshoot server and application problems. Used the Trace feature to resolve issues.
  • Solid understanding of the Sun One (iPlanet), IBM IHS, Tomcat and Apache web servers.
  • Used Tivoli performance viewer to monitor WebSphere applications and tuned JVM heap size, connection pools etc accordingly.
  • Used WebSphere backup and restore scripts for backing up WebSphere repository.
  • Assembled and Deployed the application in staging, in productions, following change management practices and 24/7 support, worked in shifts.

IBM WebSphere Application Server 5.x/6.x/7.x, IBM WebSphere Process Server 7.x, IBM WebSphere Portal Server 7.0/6.0/5.1, IBM WebSphere MQ 5.x/6.x/7.x, IBM WebSphere MB 6.x/7.x/8.x, IBM HTTP Server 1.3.x/2.0.x.x, AIX 5.2/5.3, Solaris 2.8, Windows 2000, HTML, Java Script, XML, JSP.

Confidential, Milwaukee WI

Websphere Administrator

Responsibilities:

  • Installed WebSphere Application Server 6.0/6.1/7.0 ND and created Dmgr, Application server profiles on UNIX, Linux and windows.
  • Maintenance of the WebSphere Application Servers on different UNIX (AIX and SOLARIS), Windows and LINUX platforms and setting up the development, testing and staging environment for the ongoing application development.
  • Installed and Configured WebSphere Process Server 6.0
  • Installed and Configured WebSphere Portal Server 5.x/6.x.
  • Installed and configured IBM Websphere MQ 6.x/7.x, Message Broker 7.x and WBI Adapters (SAP, JDBC, JText) on Unix and Windows based environments.
  • Designed and developed Integration solutions based on IBM Message Broker and MQ technologies.
  • Installed and Configured WebSphere MQ and Broker, apply patches, manage middleware infrastructure and monitor performance/troubleshooting in highly available and fault tolerance environment.
  • Migrated applications from WAS 6.x to 7.0 and 5.x to 6.x.
  • Installed and configured IBM HTTP Server 6.0/6.1, Apache and Sun One Web Server.
  • Configured multiple Deployment Managers (6.1.0.19) on single LPAR using profiles creation wizard.
  • Configured multiple Application server profiles (6.1.0.19) on single LPAR using profiles creation wizard.
  • Responsible for updating refresh packs, fix packs and interim fix packs to WebSphere.
  • Achieved Work Load Management by creating Clusters in WAS 6.X.
  • Configured the WebSphere load balancing utilizing WebSphere workload Management including horizontal and vertical topology.
  • Involved in monitoring, shutdown and boot up network support and trouble shooting.
  • Handled Staging and production environments as part of the application deployment.
  • Installed EARs, WARs and configured application specific JVM settings, Web container parameters using the Admin Console and wsadmin scripts.
  • Enabled global security for the Admin Console and application components.
  • Installed and Configured Jboss Application Server with oracle database.
  • Experience in monitoring and maintaining multiple Applications in Development, QA, Staging and Production Environments.
  • Used Resource Analyzer/ Tivoli Performance Viewer to monitor WebSphere Applications and tuned the environment accordingly like changing the JVM Heap and Connection Pool sizes.
  • Used command line tools WSCP and XML Config occasionally as an alternative to the Admin Console.
  • Utilized skills in shell, perl and wsadmin/JACL scripting to automate deploying, updating applications, migrating data and automating batch jobs.
  • Managed the security and performance optimization for EJB containers and web applications in IBM WebSphere, IBMIHS web server.
  • Involved in trouble shooting and performance tuning using Resource Analyzer, Thread Analyzers and log Analyzer.
  • Worked closely with developers to define and configured 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.
  • Created users and groups in LDAP Servers and mapping them to the enterprise applications running on WebSphere Application Server.
  • Used LTPA for authentication for enable the global security.
  • Performed migration of some of the applications from WAS 5.x to WAS 6.x.
  • Wrote scripts for accessing remote Admin Servers, cleaning up logs during back-ups.
  • Provided Naming Standards, Backup & Recovery and Problem Determination Strategies for the project.
  • Knowledge of key Internet protocols to include TCP/IP, HTTP/S,SSH,FTP, SFTP,DNS, NTP, NFS, etc.
  • Assembled and deployed the applications in staging, in productions, following change management practices.
  • Supported production tier1 and tier2 for 24/7 and also worked in shifts.

IBM WebSphere Application Server 6.x/6.1/7.0, IBM WebSphere Process Server 6.x, IBM WebSphere Portal Server 6.0/5.1, IBM WebSphere MQ 5.x/6.x/7.x, IBM WebSphere MB 6.x/7.x/8.x, DB2 7.x/8.x, IBM HTTP Server 6.0/6.1, iPlanet 6.1, AIX 5.3, Siteminder 6.x, Solaris 9/10, Windows 2000/2003/2008, IBM Directory Server 5.1, WTE 5.1.1, IBM WebSphere Studio Application Developer (WSAD) 4.0, HTML, Java Script, XML, JSP, Servlets, ANT.

Confidential, Phoenix AZ

Middleware Administrator

Responsibilities:

  • Installation, Configuration and maintenance of WAS 5.1/6.0, IBM IHS 2.0 and IPlanet6.X on Unix and Linux environments.
  • Installed WebSphere 6.0, IHS 6.0 and upgraded WebSphere 6.0 to refresh pack 2(6.0.2) and fix packs 7 and 9 (6.0.2.7 and 6.0.2.9).
  • Migrated all the applications on WebSphere 5.x to 6.x.
  • Installed IPlanet 6.0 and configured Such that Servlets can be served by web server.
  • Installed IBM WebSphere MQClient 5.3 on Solaris 5.8 to allow for the usage of Messaging Gateway within Oracle.
  • Implemented the Clustering Topology that meets clients’ requirement for performance and functionality.
  • Deployed Enterprise applications in AT, Staging and Production environment.
  • Administration of Working Applications- starting and stopping the application servers - Regenerating/updating plug-in for IBMHTTP Server and iPlanet Web server.
  • Created Self-Signed certificate for IHS 2.0.47 using ikeyman tool Utility.
  • Configured IBM HTTP Server for SSL
  • Worked closely with Code Deployment Team to resolve application deployment issues
  • Worked with SA Team to resolve Operating System issues during installation
  • Analyzed log files to detect and troubleshoot server and application problems. Used the Trace feature to resolve issues.
  • Upgraded WebSphere Application Servers running with version 5.1 to Cumulative Fix 5.1.1.6
  • Took the Java core dumps to analyze some of the runtime issues with the development team
  • Performed routine management of WebSphere environment like monitoring Disk space, CPU utilization.
  • Wrote and Maintained Scripts using wsadmin and ksh for various administrative tasks to run them at specified Regular intervals using crontab
  • Optimized the performance of Enterprise Applications using Tivoli Performance Viewer
  • Configured WebSphere resources like JDBC providers, JDBC data sources, connection pooling

WAS 5.1/6.0AIX5.1,Sun Solaris 5.8, RedHat Linux AS 3.0, IHS 1.3.X/2.0.47,IPlanet 6.0/6.1,IBM MQ Series, J2EE 1.3, Oracle9i

Confidential

Software Engineer

Responsibilities:

  • Designed and developed user interface in Java and JSP.
  • JSP was used for server side scripting and JavaScript for client side validation
  • Extensively used XML in SAX/DOM parsers for parsing and data manipulation
  • Developed Stored procedures for select, insert and updating using Oracle
  • Numerous Oracle Stored Procedures, Triggers and Views created
  • Used JDBC for saving record set in XML stream
  • Designed and Developed a Java Wrapper class for document finding
  • Using Command Object in Oracle Callable Statements to execute the stored procedures
  • Designed and Developed the Front End User Interface, Required Graphics, Navigation, and HTML Layout.

JSP, Oracle 8i, XML/XSLT, HTML/DHTML, CSS, Java Script and Linux Red Hat

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