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WebSphere (Middleware) Administrator Resume Example

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WEBSPHERE (MIDDLEWARE) ADMINISTRATOR
Professional Summary
Hands on experience in using Splunk for error detection, building dashboards and scheduling email alerts. *Experience with Relational databases like SQL Server, DB2 and ORACLE. *Strong technical knowledge includes WebSphere Application Server implementation, support, workload management and performance tuning. Web server setup, including complex Secure Sockets Layer (SSL) configuration on IBM HTTP Server. *Automated JBoss Application Server regular administration tasks by using shell scripting. *Experience in Java, Servlets, JSP, JES, JMS, JDBC, EJB, Web Services, XML, XSL. *Experienced in integrating enterprise-wide J2EE applications and deploying using WebSphere App Server and Application Assembly Tool. *Worked on Single Sign-on (SSO) to allow for interoperability with applications that are unable to externalize user authentication. *Extensive experience with Web Servers administration which includes Installation, Configuration of IHS, IIS, iPlanet, Apache and Tomcat. *Good working experience on MQ series. Gained experience in implementing LDAP security models. *Good Experience in integrating solutions using WebSphere MQ Family. *Ability to effectively prioritize and handle multiple tasks and projects utilizing IT process. *In depth understanding of network protocols and applications involving TCP/IP, NFS, DFS, SNMP, SMTP, POP, Telnet, rlogin, SSH, FTP, HTTP, DNS. *Knowledge in full System Development Life Cycle (SDLC).
Skills
  • Application Servers IBM WebSphere Application Server 5.x, 6.x, 7.x, 8.5, JBoss.
  • Web Servers Apache Tomcat, IBM HTTP Server, IIS , Sun One Web Server
  • Messaging Server IBM WebSphere MQ 5.3/6.0
  • Languages C, C++, Java, JSP, Servlets, EJBs, HTML, XML
  • Operating Systems IBM AIX, SUN Solaris, HP-UX, LINUX (REDHAT), Windows.
  • Scripting: JACL, Jython, AJAX, Java scripts, Python, UNIX shell Scripts
  • Databases Oracle,DB2,SQLServer
  • LDAP Servers IBM Tivoli Directory Server
  • Protocols TCP/IP, HTTP/HTTPS, SOAP
Work History
WebSphere (Middleware) Administrator, 10/2016 to Current
Ubs – Bern , KS
  • Installed, configured, administered and supported WebSphere Application Server ND V7.0/8.5 and IBM HTTP server 7.0/8.5 on RHEL 5/6.
  • Installed, configured administered and supported Springsource Tomcat Server 6.0/7.0, Apache Webserver 2.2/2.4 Servers on RHEL 6.
  • Deployments of Mission Critical and High Available J2EE Applications to WebSphere Application Server and Springsource Tomcat Server Servers.
  • Configured WebSphere Application Server in a vertical and horizontal clustered environment.
  • Resolved infrastructure issues related to WebSphere Application Server V8.5/8.0/7.0/6.1 and IBM HTTP server 6.1/7.0/8.0, Springsource Tomcat Server 7.0/6.0 and Apache Tomcat 2.4/2.2 servers.
  • Configured Springsource Tomcat Server 5.0/6.0 Server files server.xml, application.properties files by adding Data Sources and JMS specific configurations.
  • End to End testing of J2EE Application after Deployment to Websphere and Springsource Tomcat Server.
  • Worked on mounting NAS on RHEL servers for individual applications in a distributed environment to avoid file system issues.
  • Performed Monthly Switching of MC Apps from Staging to Live and Live to Staging.
  • Configured Virtual URLs and their IP addresses in Load Balancer Console Citrix NetScaler Command Center according for Monthly Switch.
  • Disabled and enabled Virtual URLs of HA Applications in Cisco Application Networking Manager (ANM) Load Balancer console.
  • Troubleshoot performance problems (memory/heap, CPU starvation, hung threads) using CA APM Introscope 9, Hyperic tcserver , Log Analyzer, Heap Analyzer and Thread Analyzer.
  • Maintained QA, Production, Staging and Mission Critical Servers and implemented Configuration changes using Change Management (ITIL) Process.
  • Performed retirement of HA J2EE Applications which are no longer in use after coordinating with the Application Owner.
  • Managed Incident bucket of Web Infrastructure Team and resolved Critical and priority tickets within range of SLAs.
  • Environment: IBM Websphere Application Server 8.5/8.0/7.0, IBM HTTP Servers 8.0/7.0, Springsource Tomcat Server 7.0/6.0, Apache Tomcat 5.5, RHEL 7.0/6.0/5.0, CA APM Introscope 9.0, BMC Remedy, Oracle 10g, DB2, SQL Server 2005, AIX, Windows 2008 Server.

WebSphere Administrator, 08/2012 to 09/2016
Ubs – Fort Lauderdale , FL
  • Installed and configured IBM Web Sphere Application Server 8.5 & 6.0/6.1(ND, XD) on AIX and LINUX operating platforms for development and production environments.
  • Worked on IBM UrbanCode tool, used for automating application deployments.
  • Performed WebSphere Server/JBoss/Tomcat administration tasks such as installing, configuring, monitoring and performance tuning.
  • Worked with MQ development team, creating queue managers, defining queues, channels, listeners and adding queue managers to clusters.
  • Worked on Administrative Tasks like Configuration, Deployment, Trouble shooting and Scripting, of Web Sphere Application Server 6.
  • Actively involved in Creation of Node groups, clusters and deploying application, monitoring environment using Web Sphere Application Server 8.5, 6.1 and 6.0.
  • Involved in creation of shell scripts for managing servers.
  • Involved in creating a High Availability clustered Environment and working with management of applications using Deployment Manager for load balancing and failover functions.
  • Involved in using Websphere application server maintenance (WASM) for starting/stopping/restarting servers and also browse log scans.
  • Applying patches and plug-ins for Web Sphere Application Server 6.1 & 8.5 Expertise in deploying various types of application packages including WAR and EAR files.
  • Assisted the production and development teams throughout life cycle on engineering application architectures and standards as well as interacting and assisting through application changes/deployments.
  • Involved in writing Splunk queries for error detection, building dashboards and scheduling email alerts.
  • Created and maintained technical documentation for the IBM Web Sphere environment, including network diagrams, installation and configuration procedures, troubleshooting guidelines, and operational procedures.
  • Involved in upgrading the Claims Applications from AIX to Linux.
  • Strong troubleshooting skills and ability to methodically identify research and resolve complex issues in the web environment.
  • Responsible for 24/7 on call and Production Support on rotation basis.
  • Environment

WebSphere Administrator, 03/2011 to 07/2012
Ubs – Los Angeles , CA
  • Installed, configured, administered, troubleshoot, and tuned WAS ND on AIX, Linux, and Windows platforms for multiple high profile projects.
  • Installed, configured and integrated Web servers (plug-in file), Site minder agents and LDAP user directory with WAS.
  • Deployed application EARs on WebSphere Application Server Network Deployment in Dev, Test, Stage and Production environments on a daily basis and troubleshoot various configuration and application issues.
  • Profiled all the J2EE Applications and worked with Application Development, and QA teams to resolve possible memory leaks, improve application integrity, performance and resolve all issues, bugs before deploying in production.
  • Involved in migrating WAS 6.1.x to 7.x.
  • Monitored Applications and WAS performance through Tivoli Performance Viewer and tuned the system - caching, queuing, JVM parameters, DB Connection Pooling.
  • Configured Clusters and Instances for improved availability and failover capability.
  • Responsible for deploying enterprise applications from Admin console and enabling security for admin console and application components.
  • Extensively used the Thread Analyzer to detect and analyze application problems.
  • Implemented creation of Server groups and clusters in WebSphere Application server.
  • Used WebSphere Admin Console and wsadmin/JACL scripting to install enterprise EAR, WAR files or for hot deployment.
  • Upgraded Applications with various patch files (JSPs, Class files, changing various property files and other configurations).
  • Performed WebSphere Configuration backup and restoration using scripts.
  • Administered, configured, tuned, and troubleshoot WebSphere in a clustered environment.
  • Configured JDBC Providers, Data Source, Virtual Hosting, Global Security, SSL.
  • Troubleshoot problem-tickets worked with developers to identify the root cause and resolved the issue.
  • Mentored development and support teams on WAS operation and problem determination.
  • Configured enterprise applications and corrected performance problems by monitoring server availability and resource utilization analysis.
  • Environment

WebSphere Administrator, 12/2009 to 02/2011
Ubs – Newport Beach
  • Installed and configured IBM WebSphere Application Server 6.0(ND, XD) on AIX, SUN Solaris operating platform for development and production environments.
  • Worked with MQ development team, creating queue managers, defining queues, channels, listeners and adding queue managers to clusters.
  • Worked on Administrative Tasks like Configuration, Deployment, Trouble shooting and Scripting of WebSphere Application Server 6.
  • Actively involved in Creation of Node groups, clusters and deploying application, monitoring environment using WebSphere Application Server 6.1 and 6.0.
  • Experienced in implementing and managing server clustering and maintenance of connections pools and EJBs.
  • Involved in creation of shell scripts for managing servers.
  • Involved in creating a High Availability clustered Environment and working with management of applications using Deployment Manager for load balancing and failover functions.
  • Expertise in working and configurations of Web servers - IHS (IBM HTTP Server), IIS and Apache Web servers.
  • Applying patches and plug-ins for WebSphere Application Server 6.0/ 6.1.
  • Expertise in deploying various types of application packages including WAR and EAR files.
  • Created and maintained technical documentation for the IBM WebSphere environment, including network diagrams, installation and configuration procedures, troubleshooting guidelines, and operational procedures.
  • Knowledge of key Internet protocols to include TCP/IP, HTTP/S, SSH, FTP, SFTP, DNS, NTP, NFS, etc.
  • Strong troubleshooting skills and ability to methodically identify research and resolve complex issues in the web environment.
  • Active involvement in monitoring server performance, network traffic to reduce performance bottleneck.
  • Responsible for 24/7 on call and Production Support on rotation basis.
  • Worked on problem tickets (PMRs) with IBM to find effective solutions to various problems and performance issues.
  • Environment

WebSphere Administrator, 08/2008 to 12/2009
Lanco Infratech – City , STATE
  • Installed and Configured WebSphere Application Server 5.0 on Windows.
  • Helped the team in migrating the applications from WebSphere Application Server 4.0 to WebSphere Application Server 5.0.
  • Defined Servers and Server Clusters in networked PC's.
  • Provided WebSphere Application Server Administration, Configured Global Security and Administrative Security.
  • Installed ITDS, Configured users and mapped the administrative roles to the user groups.
  • Installed and Configured IBM HTTP Server on managed and unmanaged nodes, and installed plug-in to route the request to application server cluster environment.
  • Secured the communication channel between Client and Web Server, Web Server Plug-in and Web Container.
  • Configured the Dynamic Cache services on the web container.
  • Installed and Configured Load Balancer to remove SPOF on Web Server.
  • Used JDBC adaptor to connect to ORACLE 9i.
  • Designed and Developed Entity Beans to extract data from the database.
  • Deployed and Tested Enterprise Application Archive files on WebSphere Application Server.
  • Defined JMS resources, Mapped web modules to the Web Servers, defined Deployment Descriptors.
  • Mentored users on various aspects of WebSphere administration.
  • Environment

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