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Middleware Administrator Resume

2.00 Rating

Columbia, MD

SUMMARY

  • As an IBM certified Systems Engineer with around 7 years of IT experience, in IBM WebSphere Application Server Base/ND/XD V6/V6.1/V7/V8, WebSphere Process ServerV6/V6.1/V7, JBoss and on both UNIX and Windows platforms .
  • JBoss 5.3.1 installation, configuration, administration and troubleshooting on RHEL in various environments.
  • Hands on experience in IBM WebSphere Application Server, WebSphere Process Server, Web Sphere MQ,J2EE technologies like Java, Servlets, JSP, XML, HTML, Struts and EJB’s and IBM WSAD 5.1, RAD 6.0/7.0.
  • Extensive experience in installing, configuring, managing and trouble - shooting WebSphere Application Server Base/ND/XD V6/V6.1/V7/V8,WebSphereProcess ServerV6/V6.1/V7, IBM HTTP server V6.0/V6.1/V7.0 and Apache web servers on IBM AIX 5.1/5.2/5.3, SUN Solaris 7.0/8.0/9.0/10, Red Hat Linux 9.1, RHEL 3/4/5, and Windows 2000/2003/2008 Server.
  • Expertise in Installing Fix Packs, Feature packs and Migrating to latest versions of Application/Process servers.
  • Well versed with WebSphere Clustering, Work Load Management (WLM) and Fail Over techniques including horizontal and vertical scaling, Web Server load balancing using Cisco and Foundary switches
  • Experience in working with load balancers like CISCO Content service switch (CSS) and F5 Global Traffic manager load balancer.
  • Expertise in Deploying and troubleshooting the J2EE Applications (WAR & EAR) in WebSphere Application Server V5.1/V6/V6.1/V7
  • Highly experienced in integrating WebSphere Application Server ND/XD and related software including IBM HTTP Server (V6, V7), IIS 6.0, Apache (V2, V2.2), Sun ONE Web Servers and LDAP servers on AIX, Linux and Windows platforms.
  • Configured and Secured Web server interface, Session management, WebSphere resources, J2C resources, connection factories and JMS resources in WebSphere Application Server V5.1/V6/V6.1/V7
  • Experienced in Configuring WebSphere Message Broker 6.0 and JMS Provider using WebSphere MQ.
  • Hands on experience in IBM WebSphere Tivoli Access Manager (TAM) 5.1, Tivoli Directory server 3.22 & 5.1 and Tivoli Performance Viewer.
  • Good knowledge on Web Services, SOAP, XML, XSLT and UDDI.
  • Trained inWebSphere Process Server, handled deploy/configuration requests.
  • Involved in writing UNIX shell scripts and Jython scripts to deploy, install and to change some configurations for WebSphere 6.x
  • Strong Analytical Skills & Good Communication Skills.
  • Creating the Problem Management Record (PMR) if there were any unresolved bugs.
  • Good at troubleshooting using Traces, Logs and Log Analyzer.
  • Knowledge in configuring and setting up of various security architectures for distributed enterprise applications involving LDAP and LTPA for implementing SSO (Single Sign On) for B2B, B2C and J2EE enterprise applications
  • Involved in creating and managing WebSphere Environmental variables for Data Sources and JDBC Driver paths and other creating shared libraries and references.
  • Experience in setting up of Nodes, Data-sources, Virtual Hosts, configuring Session Management
  • Experience in monitoring of tools like Tivoli, Wily Introscope, splunk, NewRelic.
  • Installed and Administered WebSphere Process Server V6.0/V6.1/V7, WebSphere Portal Server V6.1/V7.0
  • Experience deploying, updating and managing Websphere Process Server implentations
  • Involved in Load and Integration testing of J2EE applications on WebSphere Application Server and WebSphere Process Server for distributed platforms
  • Experienced in using update installer to upgrade WebSphere Process versions.
  • Experienced in the installation, configuration and administration of IBM Web Content Management (WCM) component in the WebSphere portal environment
  • Experienced in Deployment, Maintenance and configuration of WebSphere Process server on different platforms.
  • Transferred default cloudscape database to DB2 and Oracle database.
  • Involved in Deployment of port lets and war files on WebSphere Portal.
  • Experienced in Deploying Themes and Skins and screens in Portal.
  • Experienced in installing the security certificates and installing Site minder for single sign on (SSO).
  • Highly experienced in optimizing performance of WebSphere Application server using Workload Management (WLM).
  • Configured scalable applications through Server Groups/Clustering and Cloning.
  • Develop MQ infrastructure in enterprise level with distributed and mainframe queuing and clustering.
  • Evaluating the MQ needs for the project, designing a deployment strategy, and delivering an architecture recommendation.
  • Install and configure MQ Series on AIX, Solaris, Z/OS, OS/390, VMS, and Windows
  • Troubleshoot and Manage MQ Series environment.
  • Define channels using SSL Security.
  • Write scripts to automate administration tasks using shell and perl scripts.

TECHNICAL SKILLS

Operating Systems: RHEL 6.3,IBM AIX 4.5/5.1/5.2/5.3/6, SUN Solaris 8/9/10, LINUX (REDHAT, SUSE), Windows NT/ 2000/2003/2008 Server and Windows XP/VISTA/7

Application/Web Servers: IBM WebSphere Application Server Base 6/6.x/7/8.0, Apache Web Server 1.2.x/1.3/2.0, IBM WebSphere Process V6/V6.1/V7, WebSphere Process Server V6.0/V6.1/V7, WebSphere MQ, JBoss 5.3.1,IBM HTTP Server 1.3.2/2.0.42/2.0.47/6.0/7.0, Tomcat 5.0 and IIS 6.0.

Database: ORACLE 8i/9i/10i, DB2/UDB7.2/8.0/9, SQL Server .5/7.0/2000 and MS-Access 2000, MarkLogic 6.0-3

Java/J2EE Technologies: HTML, JavaScript, XML, JFC (Swing), J2EE 1.3/1.4, JDBC, Servlets, JSP, Java Beans, EJB and JMS

Network Protocols: TCP/IP, HTTP/HTTPS, SOAP, SSL, SMTP, IMAP, POP3, DNS, Telnet and DHCP

Scripting Languages: Jacl, python, Perl, C-Shell and UNIX shell Scripting

Development/Build Tools: IBM WSAD 5.1, RAD 6.0/7.0, ANT

Others: LDAP, Site Minder, IBM Edge Servers, MS Proxy Server2.0

PROFESSIONAL EXPERIENCE

Confidential, Columbia, MD

Middleware Administrator

Responsibilities:

  • Worked on Data Services Hub project for Obama Healthcare Implementation.
  • Installed, configured and maintaining WebSphere Application Server Base/ND/XD 7.0/6.1, WebSphere Process Server V7.0/V6 and IBM HTTP Server 6.0/7.0 in Redhat Linux and Windows.
  • Responsible for JBoss 5.3.1 installation, configuration, administration and troubleshooting on RHEL in various environments.
  • Installed, configured and troubleshoot the applications on WebSphere Application Server and JBoss in clustered environment.
  • Applying patches and plug-ins for WebSphere Application Server and Process server.
  • Installed and Administered WebSphere Process Server V6/V6.1
  • Experienced in upgrading different Process versions.
  • Involved in configuration of WebSphere Application Server resources like JDBC Data Sources, JDBC Providers and Connection Pooling to connect to the DB2.
  • Integrating enterprise wide J2EE applications and deploying on WebSphere and managing security policies for different applications.
  • Utilized wsadmin and XML Access tools to deploy and administer WebSphere applications and portal resources.
  • Transferred default cloudscape database to DB2 and Oracle database.
  • Experienced in installing the security certificates and installing Site minder for single sign on (SSO).
  • Installed layer 7 XML Gateways v 7.3.1 for authentication and authorization of incoming and outgoing requests to and from HUB.
  • Configured GW Dashboard to monitor the Timed out, policy falsified and successful requests to HUB
  • Installed/Renewed expired SSL certs to enable Client/Hub authentication
  • Used Jacl scripts to automate administration tasks on WebSphere.
  • Used WebSphere Service Registry and Repository (WSRR) for storing, accessing, managing information and reuse of services in a successful SOA.
  • Tuned the JVM, web container, db connection pool, and web server parameters to get the maximum performance for applications.
  • Worked on WebSphere Edge components like WebSphere Edge caching proxy and WebSphere Edge load balancer (Network Dispatcher).
  • Involved in the documentation of Software installations.
  • Used SOAP UI for testing and invoking Webservices.
  • Configured WebSphere App server to use LDAP for Single Sign On.
  • Utilized Log Analyzer for performance tuning and troubleshooting.
  • Daily tasks included User creations, password resets for individual and service account users, NFS and GlusterFs packages installation and Mount points creation etc.
  • Installed monitoring agents like New Relic, Log analyzer - Splunk Forwader on RHEL 6.3
  • Installed TWS Agent on all VMs to run any shell scripts and daily jobs
  • Installed F5s(Licensed and established Device trust). Configured service pools, pool members, VIPs, Health monitors etc.
  • Handled Deployments in various environments - Manual and automated.
  • Troubleshot Stale Mount Point issues, JBoss start up errors, UID-GID conflict issues while Mounting, CPU Utilization and disk space alerts, hot fixes post production etc.
  • Experience in python Scripting to automate the maintenance process of the WebSphere to handle everyday System Administration tasks such as backup procedure, system cleanup, system tasks, etc.

Environment: IBM WebSphere App Server Base/ND/XD 7.x/8.0, WebSphere Process Server 6.0/7.0, JBoss 5.3.1,Windows 2003,RHEL-6.3, IBM HTTPServer6.0.2.9, layer7Policy Manager 7.1.1,Oracle 9i, DB2 9.x/8.x, MarkLogic 6.0-3,Active Directory (ADAM), Splunk, SOAP UI 4.6.1,Web Access, XML, DB2, Shell scripts

Confidential, Chandler/Tempe, AZ

Web Sphere Application/Process Server Administrator

Responsibilities:

  • Installed, configured and maintaining WebSphere Application Server Base/ND/XD 7.0/6.1, WebSphere Process Server V6/V6.1 and IBM HTTP Server 6.0/7.0 in Redhat Linux and Windows.
  • Responsible for installation, configuration, support, and performance monitoring of high profile applications running on IBM WebSphere Process Servers, WebSphere Application Server and WebSphere Portal and integrate with different Web Servers and Tibco EMS Servers.
  • Defined, documented, troubleshoot, and resolved issues relating to the business/BPEL workflows for the Re-Admin, from the vendor C2P supplied code, and supported the Environmental setup.
  • Applying patches and plug-ins for WebSphere Application Server and Process server.
  • Responsible for setting up the Dev, Test, QA, Pre-Prod and Production Environments which includes Installing the WebSphere, fix packs, Creating Profiles, nodes, federation of nodes, was instances, Application Servers, Clusters, Virtual hosts, Data Sources, MQ Connection factories, Plug-in configuration, and Service Integration Bus Configuration.
  • Deployed EAR/WAR files on multiple Servers/Clusters and maintained Load balancing, high availability and Failover functionality.
  • Developed scripts of wsadmin using JACL, PYTHON for automation of Websphere processes including start/stop, creating and configuring serves, clusters, JDBC and MQ resources, deploying applications.
  • Worked with IBM Support and development teams in resolving issues related to application memory leaks, analyzing java cores and heap dumps using Thread and Heap analyzer tools.
  • Performed troubleshooting on Java applications using WAS logs, traces, Log Analyzer, Resource Analyzer/Tivoli Performance Viewer in production environment.
  • Strictly followed IBC standard admin procedures and policies like Application Request forms, Audit Request Forms, Version Control, Change Management Control, Organizing or involving in bridge calls for remote teams, Weekly Implementation plans, Code promotion rules etc.
  • Responsible for monitoring the Wily alerts in High Availability severs in all QA and Production Environments.
  • Capable of successfully manage time, projects, and multiple priorities, provide root cause determination for enterprise-wide issues, and able to work well under pressure and time constraints and be able to adjust to a constantly changing, fast paced environment.
  • Installation and configuration of J2EE applications (ears/war/jars) on WebSphere Application Server. Worked closely with developers in deploying ears and wars, configuring necessary database resources (JDBC Providers, data sources), MQ resources (Queue Managers, Queue destinations, Queue Connection Factories (qcf's), Message driven bean listener ports).
  • Responsible for Tivoli Access Manager Application Support, Policy Server like how the policy server will talk to LDAP user store schemas that the policy server uses for authentication, authorization etc, LDAP user store like configuring the user store, modifying the user profiles etc.
  • Managed the security and performance optimizations for EJB containers and web applications in IBM WebSphere, IBM HTTP Server and Apache web server. Generated http plug-in config and moved it to the web servers. Troubleshoot problems for plug-in regeneration.
  • Installed upgrades and fix packs to the runtime environment as required decreasing vulnerability to production environment.
  • Successfully mapped the users and groups in LDAP Servers to the enterprise applications running on WebSphere Application Server.
  • Responsible for troubleshooting networking issues, opening tickets for DNS changes, firewall requests.
  • Installed MQ Secure node-to-node secure communications between external clients and Company in the distributed environment.
  • Configured SSL communication between the WebServer Plug-in and the WebSphere Application Server.
  • Involved extensively in troubleshooting the issues and findings out root causes by analyzing core dumps in investigating and resolving system crashes.
  • Provided 24/7 pager support and worked with WebSphere Level2 support on PMRs in complicated issue resolution.
  • Experience in Jython Scripting to automate the maintenance process of the WebSphere to handle everyday System Administration tasks such as backup procedure, system cleanup, system tasks, etc.

Environment: IBM WebSphere App Server Base/ND/XD 6.x/7.x, WebSphere Process Server 6.0/6.1, RHEL 2.6.9, Windows 2003, J2EE 1.3/1.5/1.5, Tibco EMS 4.4/5.0, Tibco BW 5.6, IBM HTTPServer6.0.2.9, Oracle 9i/10g, DB2 9.x/8.x, BPEL, WSAD, RAD7, Apache, SunOne WebServer 6x, Active Directory (ADAM), Site Scope, Web Access, XML, DB2, Shell scripts.

Confidential, Denver, CO

WebSphere Application/Process server Admin

Responsibilities:

  • Installed, configured, administrated and supported WebSphere Application Server 5.0.x/5.1.x,6.0,Process Server 6.0 on Sun Solaris Sparc, Linux RedHat, AIX and Windows environments.
  • Installed, configured the Network Deployment Manager, Nodes and Application Servers. Federated multiple Application server nodes to the Deployment Manager.
  • Created and configured clusters of servers both vertical and horizontal on federated nodes for load balancing and failover.
  • Involved in Installation and Configuration of SiteMinder
  • Installed IBM Http Server 2.0.47 and configured it with WebSphere Plug-ins to work with WebSphere Application Server.
  • Installed IBM DB2 UDB 8.1.5 and catalogued the remote database server and database for db2 legacy type2 drivers.
  • Created J2C authentication data entries for configured data source to test database connection from WebSphere administrative console.
  • Configured virtual hosts and transports for WebSphere application servers.
  • Configured SSL for IBM Http Server using Ikeyman utility provided with the Http Server.
  • Responsible in performance monitoring of the DataPower Appliances (XS40 and XI50), using Service Level Monitoring and the IBM Tivoli Composite Application and responsible in configuration of Message Logging.
  • Worked on SSL mutual authentication in DataPower with various back end containers like WAS.
  • Applied fix packs and cumulative fix packs to upgrade the WebSphere Application Server versions.
  • Involved in trouble shooting application server, web server and plug-in logs and analyzed them using Log Analyzer in case of any critical issue.
  • Developed UNIX shell scripts, and Jython scripts to automate the WebSphere Administration (recycling the application server, deploying customer applications, logs rotation, monitor applications state, etc).
  • Monitored the performance of the deployed applications by enabling the Performance Monitoring Infrastructure (PMI) using Runtime Performance Advisor and Tivoli Performance Viewer and Wily Introscope.
  • Install and Configure MB 5 / 6.o on multiple platforms on AIX, Linux, Solaris
  • Actively monitoring of all the servers in production and staging environments and fixing any issues with the servers.
  • Installed, configured, administered and supported JBOSS on RedHat Linux environments.

Environment: IBM WebSphere 5.0.x/5.1.x/6.0,Proces server 6.0 JBOSS 4.x, IBM Http Server 2.0.x, Solaris 5.8/5.9,Windows NT/2000, Linux (RedHat), XML, Oracle9i, DB2 8.1.x., SiteMinder 6.0.

Confidential

WebSphere Administrator

Responsibilities:

  • Installed, configured and administered IBM WebSphere Application Server 6.x on AIX, Solaris and Red hat Linux Environment.
  • Installed, configured and administered IBM HTTP Server and Plug-ins.
  • Installed IBM HTTP Server on different nodes and configured them by generating the plug-in from Administration Console.
  • Involved in complete infrastructure setup and configuration, which included WebSphere ND 6.1, WebSphere MQ 6.0.
  • Created Horizontal and vertical clusters on App servers for Load Balancing and Failover mechanism.
  • Created and Configured MQ series objects like Queue Manager, Queues and Channels.
  • Applied the maintenance fix pack and fixestoWebSphere Application ServerandHTTP servers.
  • Migrated WebSphere Application Server Applications from 5.1 to 6.1 in development, test and production environments.
  • Deployed WAR, JAR and EAR applications in clustered WebSphere Application Server for System Test and Pre - Production environments.
  • Established appropriate environment and project lifecycle for Development, Testing and Deployment on WebSphere 6.1.
  • Configured JNDI server as repository for EJB Home stubs, JDBC data source, JMS connection factories, queues and topics.
  • Configured WAS with oracle database using Type 4 Drivers.
  • Configured response file for silent install of WebSphere Base and Network Deployment.
  • Enabled the Global Security System for WAS Administration for Console users & groups using Tivoli Access Manager (TAM) as a LDAP User Registry for Authentication.
  • Responsible for SSL and Digital Certificates for requesting, generating and implementation for the communication between webserver and the Application Server.
  • Experienced in configuring JMS Provider using WebSphere MQ.
  • Worked with the network team to define rules for Big-IP Load Balancing.
  • Configured replication domains and defined database/memory persistence for the failover.
  • Worked on WebSphere automation using Jython & Ksh for deployment and configuration of all WAS environments that help in minimizing the manual efforts.
  • Configured Virtual Hosts in WebSphere and IHS to provide application isolation.
  • Performance tuned the WebSphere Environment by configuring caching, queuing, pooling, JVM parameters and Problem determination using Wiley Introscope.
  • Developed scripts for automatic startup and shutdown of Admin Server and Managed Servers Using Shell Scripting.
  • 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.
  • Created environment specific reference document for managing various operations.
  • Performed routine monitoring of WebSphere Environment like monitoring Disk Space, CPU Utilization, and WebSphere PMI metrics using Wily.

Environment: IBM WebSphere 5.x/6.x, WebSphere MQ 6.0,IBM HTTP Server, Apache, Tomcat, AIX, Red Hat Linux, Solaris9.0/10.0, oracle, SQL Server 2000,Siteminder, TAM, Wily Introscope, Java 2.0, Jython, Jacl, Shell scripting, CVS.

Confidential, Columbus, OH

Middleware Engineer

Responsibilities:

  • Installed and configured IBM WebSphere Application Server 5.1.x/5.0, JDBC drivers and Servlets engines on Sun Solaris and Linux and also created user roles and groups for securing the resources using local operating system authentication.
  • 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.
  • Responsible for setup, Installation and Administration of JBOSS Application server.
  • Experience in configuring JBOSS with Apache using mod jk.
  • Secured Apache webserver using SSL by creating certificates and keystores.
  • Involved in Installation and Configuration of WebSphere Application server 5.1/6.0
  • Install, configure and maintain Internet, Intranet, Application and Database Servers like WebSphere, HTTP Server, DB2 on diverse UNIX flavors that includes AIX and Windows Platforms (NT/2000) in a multi clustered high availability environments.
  • Developed UNIX shell scripts, JACL scripts to automate the WebSphere deployment process with developers given access to deploy test and stage applications.
  • Maintained Security, Tuning and Clustering on Web Sphere Application.
  • Configured WebSphere Application Server on multiple platforms for both Horizontal and Vertical clustering for Work Load Management.
  • Involved in creating Queue Connection Factories, Queues and integrated with WebSphere Application Server.
  • Managed the security and performance optimizations for EJB containers and web applications in IBM WebSphere, IBM HTTP Server and Apache web server.
  • Responsible for performance tuning the WebSphere Application Server environment including JVM, connection pooling, web container, EJB container and caching.
  • Experience in driving the effort for applying WebSphere fix packs and application patch deployments
  • Responsible for application changes across different platforms- development, testing and production.
  • Good Knowledge on administrating IBM WebSphere Process Server.
  • Involved in trouble shooting and Performance tuning using Wily IntroScope v7.0/6.x and Tivoli Performance Viewer.
  • Created JDBC Providers, Datasources, and JAAS authentication aliases in order to provide connectivity to Oracle, DB2.
  • Worked closely with Project manager, development, testing and production team to align project deliverables, dates and report issues/concerns.

Environment: IBM WebSphere 5.0.x/5.1.x, JBOSS 3.2, IBM Http Server 2.0.x, Solaris 5.8/5.9, Linux (RedHat, SuSE), Java, AIX, J2EE, JSP, Servlets, XML, JDBC, Java Script, HTML, Windows NT/2000, Oracle 9i, DB2, Apache, SiteMinder 6.0, WebSphere Process Server.

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