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Websphere Application Server Administrator Resume

Dearborn, MI

SUMMARY

  • Over 05+ years of extensive experience in installation, configuration, and administration of WebSphere Application Server, Tomcat server, IBM HTTP Server, Apache Web Server in Linux, and Windows.
  • Installation, Configuration and Administration of IBM Master Data Management Advanced Edition v 10.1/11.4.0. x/11.6.0.x on Linux servers.
  • Install WebSphere MQ server and client on the Linux machines for the MQ teams to configure queues.
  • Install SSL certificates and configurations on the IHS webservers and also on the WAS servers for connection to MQ, quality stage and other secure outbound connections.
  • Created a web application to display logs of jvms and webservers of all the environments of an application in a single page.
  • Experienced in creating network tickets to create DNS alias and load balancer (GSS, CSM, ACE, etc.,) configuration.
  • Experienced in designing blue/green deployments, so that application maintenance can be done without affecting end users.
  • Create manifest file for applications and deploy them to Pivotal Cloud Foundry with various build packs like liberty, java, etc.
  • Experience in Administration and Production Support of various J2EE applications on Linux and Windows environments.
  • Experienced in writing windows batch/PowerShell scripts and bash scripts for Linux operating systems.
  • Expertise in developing Jython, JACL, Perl and UNIX shell scripts for automating WebSphere Application deployments and configuration at enterprise level.
  • Maintaining the scripts created for various tasks in the appropriate Git Hub repositories.
  • Configured various Jenkins job to automate the repeated tasks carried out by team members manually.
  • Experienced in creating JDBC Providers, Data sources and JMS Connections for integration with other systems.
  • Experienced in most of the WebSphere admin tools including wsadmin, backupconfig, JACL Scripts, TPV, Resource analyzer, Log Viewer, etc.
  • Installation and configuration of WebSphere plug - in for IBM HTTP Server and managing the plug-in files on webservers.
  • Expertise in the configuration and maintenance of search engines like Autonomy (IDOL server) and Lucene search.
  • Worked with the code management tools like Git Hub, MKS Integrity and Collabnet Subversion (SVN).
  • Experienced in Disaster recovery rehearsal activities and completed various parts of the DR rehearsal activities for many applications.
  • Automated FixPack/eFixes installations, daily backups, log archival, and other tasks using shell scripts.
  • Experienced in working closely with Stress/QA team to identify performance bottlenecks using LoadRunner and Tivoli Performance Viewer.
  • Experienced 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 setting up of Nodes, Data Sources, Virtual Hosts, configuring Servlet Engines, Session Managers including planning installation and configuration of WebSphere Application Server Trace Service.
  • 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).
  • Experienced in J2EE (JSP, Servlets, EJB, JNDI, JMS), Java2.0, JDBC, Java Beans, RMI, CORBA, JavaScript, XML, HTML, SQL.
  • Experienced in monitoring tools like Dynatrace, Quest Spotlight (for Oracle database and windows), HP Sitescope and Manage Engine and AWStats.
  • Experience with various procedures and policies required for escalation and outage resolution with Strong documentation skills.

TECHNICAL SKILLS

Programming Languages and scripting: Java, Unix Shell scripting, Python, Jacl/Jython/ANT Scripting, Java Script, PL/SQL, LDAP, XML, XML config, JMS, EJB, JSP, ASP, Servlets, JDBC,, Struts, RMI, JNDI, Autonomy, Lucene.

Networking & Communication Protocols: TCP/IP, HTTP/HTTPS, RMI/IIOP, Putty, Humming Birdv7.1, Exceed

Databases: MS Access, DB2, MS SQL Server 2000, DB2, Oracle 9.0/10g/11g

Web/Application Servers: WebSphere 5.x/6.x/7.x/8.0.x/8.5.x/9.0.x, IBM HTTP Server 2.x/ 6.0/7.0/8.0. x/8.5.x/9.0.x, IIS, Tomcat, CA siteminder

Operating Systems: Suse Linux 10/11/12, Windows Server 2k,03,NT, Windows 07/08/10

Development/Build Tools: WSAD, RAD, Adobe Flex Builder

PROFESSIONAL EXPERIENCE

Confidential, Dearborn, MI

WebSphere Application Server Administrator

Responsibilities:

  • Installation, Configuration and Administration of IBM WebSphere Application server v 6.1/8.0/8.5/9.0 , IBM HTTP Server v 6.1/8.0/8.5/9.0 on Linux, UNIX and windows servers.
  • Installation, Configuration and Administration of IBM Master Data Management Advanced Edition v 10.1/11.4.0. x/11.6.0.x on Linux servers.
  • Applying patches, installing software, managing file systems and monitoring performance.
  • Creating Jython scripts for automating repetitive tasks like deploying artifacts, restarting components, updating passwords, etc.
  • Developing shell scripts and creating cron jobs to monitor various components of the application.
  • Troubleshooting on issues such as out of memory, memory leaks, hung sessions and session replication, federation of nodes and synchronization of nodes with NDM.
  • Servicing incident tickets / request submitted by developers and application team members.
  • Analyze and identify a problem from N/W level to Middleware to OS up to the Back-end layers.
  • Working with Unix Shell Scripts for automation of Log Rotation, Scheduling, and notifying application support on jvm restarts.
  • Analyze logs from various sources like OS, WAS, IHS, Traces, etc. and provide right direction to skill teams.
  • Analyze the issues faced in load-balancers and redirectors like Cisco ACE/CSM/GSS.
  • Work 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.
  • 24/7 on-call support for assigned applications and development teams to run adhoc builds.

Environment: IBM WebSphere Application Server ND and HTTP Server v8.0.x/8.5.x/9.0.x, WebSphere Deployment Framework, IBM Master Data Management AE 10.1/11.4/11.6 , SUSE Linux Enterprise Server, LDAP, MS SQL Server, DB2, Shell scripting, Python, Git Hub, Jenkins.

Confidential, Holland, MI

Platform team lead

Responsibilities:

  • Installation, Configuration and Administration of IBM WebSphere Application server v7.0/8.0, IBM HTTP Server v7.0/8.0 on Linux and windows servers.
  • Installation of fix packs, cumulative fixes and i-fixes to the WebSphere application server.
  • Created Clusters and Cluster Members in WebSphere for load balancing and failover.
  • Creating various components required for the applications like JDBC Providers, Data sources, Queue Connections, listener ports, etc. for integration with other systems.
  • Enable the Global Security in WAS Admin console for users & groups using Sun ONE Directory Server as LDAP user registry for Authentication.
  • Installed and configured PLM software ematrix v6r 2009 and autonomy search.
  • Automation of deployments and property files using Hudson tool.
  • Created deployment and build scripts for Adobe Flex and AIR components.
  • Monitoring the performance of WebSphere Application server using Tivoli Performance Viewer by enabling PMI Modules.
  • Analyze Java Core dumps and Heap dumps using ISA Workbench
  • Troubleshooting on issues such as out of memory, memory leaks, hung sessions and session replication, federation of nodes and synchronization of nodes with NDM.
  • Worked with Unix Shell Scripts for automation of Application deployments, Log Rotation, Scheduling Cron Jobs and configurations at enterprise level.
  • Deploying Several Application codes (.EAR files) to SIT/TT/Training/UAT/Performance and Prod Environments on a daily basis and providing 24/7 on-call production support.

Environment: IBM WebSphere Application Server ND v7.x/8.x, IBM HTTP Server v7.0/8.0, Linux, Windows Server 2007, LDAP, Oracle11g, Hudson Tool, BMC Remedy, JDK1.6, UNIX Shell scripting., AWStats, Quest Spotlight, Sitescope, MKS Integrity Client, Collabnet SVN.

Confidential

Jr. WebSphere Administrator

Responsibilities:

  • Installation, configuration and Administration of IBM WebSphere Application server 6.0/6.1/7.0, IBM HTTP Server v2.x/6.x/7.0 and Apache Web Server 2.x on Linux and windows servers.
  • Created Clusters and Cluster Members in WAS for load balancing and failover.
  • Developed UNIX shell scripts for automating WebSphere application deployments and configurations at enterprise level.
  • Installed Oracle 10g database server and importing the dump file to dev/QA servers from Production.
  • Configured and installed the PLM software ematrix 10.6.3.
  • Automated Fix packs, daily deployments and JVM configurations using AST Tool.
  • Installed and configured remote WebSphere plug-in for IBM HTTP Server. Manually updated plug-in files for IHS servers.
  • Worked with Unix Shell Scripts for Automation of Log Rotation, Scheduling Cron Jobs and configurations at enterprise Level.
  • Monitored the applications using AWStats, Sitescope and Quest software.
  • Analyze Java Core dumps and Heap dumps using Heap analyzer during Application Crash.
  • Deployed Several Application codes (.EAR files and .War files) to QA/Prod Environments as daily basis and provided 24/7 on-call production support.
  • Created JDBC Providers, Data sources at cluster level and JAAS authentication aliases in order to provide connectivity to SQL databases.
  • Performed root-cause analysis for Productions outages and provided management with root-cause analysis report.

Environment: IBM WebSphere Application Server ND V6.x/7.x, IBM HTTP Server V2.x/6.x/7.0, Apache HTTP Server 2.2, Linux, Windows Server 2k, 2003, Willy Introscope, LDAP, JDK1.6, AST, BMC Remedy, UNIX Shell scripting, Adobe Flex Builder, Oracle database 10g, SQL loader, Quest Spotlight, Sitescope, MKS Integrity Client.

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