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Sr. Websphere Administrator Resume

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Charlotte, NC

SUMMARY

  • Over 7 years of IT and architectural experience focusing on Middleware Administration on multiple platforms, expertise in IBM WebSphere Application Server 7.0/8.0/8.5,9.0 IBM Business Process Manager (BPM), WebSphere MQ administration, various WebServers - IHS, Sun ONE (SUN Solaris, AIX, Linux (RedHat, SuSE).
  • Experience in installation, configuration, deployment and management of Enterprise Applications in a clustered environment.
  • Worked as Administrator and On-Call Administrator for teh production support and maintenance throughout teh duration.
  • Configured WebSphere resources including JDBC providers, JDBC data sources, connection pooling, and Java Mail sessions.
  • Expert in UNIX Shell scripting for administration, maintenance and troubleshooting.
  • Experience in troubleshooting, applying patches and plug-in for WAS.
  • Experience in WebServer administration, which includes installation, configuration and troubleshooting of IBM WAS, Portal Server and Apache WebServer/Tomcat.
  • Excellence in Implementation and Management of IBM BPM (Standard/Lombardi and Advanced), WAS ND, Business Monitor, products in a clustered (high available) environments.
  • Configured WebSphere resources, J2C resources, connection factories and JMS resources in WebSphere Application Server.
  • Experienced in DNS, Load Balancing, Remote Access, Security Management and System Troubleshooting skills.
  • WPS Runtime Environment Set-up for different kind of applications (BPEL and EAI) on different platforms.
  • Highly experienced integrating WAS-ND and related software including WMQ, SunONE Web Server, IBM IHS, IBM TAM, IIS, iPlanet, Netegrity, SiteMinder, LDAP, IDS, JProbe, Wily Introscope
  • Experience in working with DevOps likes Jenkins & XLDeploy.
  • Good knowledge on using ticketing tool like ServiceNow.
  • Able to work under pressure to meet tightest deadlines.
  • Knowledge on Cloud computing Amazon Web Services (AWS) creating an instance EC2 and configuring.
  • Installing SSL certificates, configuring Single Sign On, configuring Siteminder, WebAgent to implement Security, and enabling Global Security for teh Application Server.
  • Worked with IBM on problem determination, troubleshooting, and resolution - PMRs, running scripts and submitting log info, trace, verbose-gc, thread/heap dump.
  • Hands on experience in Migrating teh existing configuration and applications of IBM WebSphere using Parallel migration strategy, WAS PreUpgrade and PostUpgrade tools on Sun Solaris, AIX, Windows.
  • Knowledge on all phases of Software development life cycle (SDLC) using Agile Methodology.
  • Strong experience in client interaction and understanding business application, business data flow and relations from them.
  • Highly motivated with teh ability to work TEMPeffectively in teams as well as independently.
  • Excellent team player with strong interpersonal and communication skills.

TECHNICAL SKILLS

Web Application Server: Apache, IBMIHS(6,7,8.5),Tomcat(7,8),WebSphere(6,7,8.5), WebSphere Portal(8.0), IBM Business Process Manager (BPM)

Operating System: Linux,, AIX, Solaris, Windows all versions.

Database: Oracle, DB2

Tools: Jenkins, SiteMinder, XLDeploy, DynaTrace, Nagios.

Protocols: TCP/IP Protocols, DNS, FTP, SMTP, SOAP and HTTP

Security & Others: Site Minder 5.5/6.0, LDAP, putty, Cygwin.

PROFESSIONAL EXPERIENCE

Confidential, Charlotte, NC

Sr. WebSphere Administrator

Responsibilities:

  • Migration, Upgrade, Production Support projects and maintenance of teh applications:
  • Installing and configuring teh WebSphere Application Server, WebSphere Portal Server, IBM HTTP Server based on teh requirement of teh application for development, QA, UAT and production environments on Linux, AIX and Windows platforms.
  • Creating teh cell profile and federated to teh Deployment manger within teh Cell in WebSphere. Configuring teh remote local Plug-in for application servers.
  • Implemented Horizontal clustering, Performance tuning and trouble shooting of IBM WebSphere Application Server on various versions based on teh application.
  • Migrated WAS 6.0 Servers Instances to WAS 8.5 Servers.
  • Installed and configured SiteMinder on IBM HTTP Server and Apache.
  • Installed, Configured and Managed IBM WAS v8.0, BPM v8.0,on Red hat Linux.
  • Upgraded BPM to 8.0.1.1, WAS to 8.0.0.6.
  • Configured Application level securities for BPMN applications and Monitor Models
  • Worked on creating BPM profiles and also creating teh Golden topology for BPM and process server environments.
  • Worked on Message Cluster, Apptarget cluster and Support clusters.
  • Administering teh SCA modules, BPMN Workflows, Business Process and enterprise applications deployed on server.
  • Installed and configured DynaTrace Monitoring tool for monitoring teh requests flow and time taken for request to complete from Internet/intranet to Server and DataBase.
  • Involved in meetings with application teams to implement single sign on with SiteMinder.
  • Configured and Installed Apache WebServer to work as a LogViewer tool, which provides runtime logs from AppServer and WebServer logs.
  • Worked and Build and Release Engineer configuring Jenkins to run jobs like start, stop, taking configuration archive of App Server Clusters and web server on Dev and QA environments and provided AD access to Dev team which prevents Middleware resource intervention for simple task.
  • Configuring security on Jenkins to limit users from accessing others jobs.
  • Configured Jenkins with XLDeploy as a common build engine to build and deploy applications to DEV, QA, and UAT and PROD environments.
  • Comfortably handled integration of SINGLE SIGN ON concepts, DNS, TCP/IP, Firewalls. Integration on SSO with SAML, LDAP.
  • Involved in Monitoring, Capacity Planning, High Availability and Systems Scalability.
  • Worked with developers and other required team members to define and configured Application Servers, Web Applications, JDBC drivers, Data Sources, JMS resources as well as deployment of EARs across multiple instances of Application Servers.
  • Configured SSL Mutual Authentication between teh Consumer and Provider.
  • Installing teh EAR, WAR files and configured application specific JVM settings, Web container parameters, necessary IBM recommended tuning using teh Admin Console.
  • Involved in creating Resources like JDBC Provider for DB2, SQL, Oracle 9, Creating Virtual Hosts, Shared Libraries, JNDI Configurations, EJB References, Creating Environment Variables, and Configuring Session Management.
  • Coordinated with other teams to support network hardware such as firewalls, load balancers..
  • Developed and implemented procedures for operational processes including deployment, upgrade, migration and maintenance.
  • Running teh monthly patches for teh applications and monitors teh systems. Tracks teh space, memory, CPU usage and monitors teh stats in timely manner.
  • Resolving teh tickets reported by teh users via ServiceNow ticketing system within teh specified SLA.
  • Troubleshooting teh applications using Performance viewer and tuning teh system caching, queuing, JVM parameters, thread pools, DB connection pooling.
  • Installed and Configured Apache WebServer 2.31 and Tomcat 7 & 8 Application Server.
  • Configured Apache Http Server to Tomcat cluster through Mod jk
  • Configured Apache server to work as proxy server using proxy pass setup.
  • Installed SSL certificates on Apache WebServer 2.31 and secured application.
  • Installed and configured Tomcat App Server in a clustered environment.
  • Worked on deployment of WAR’s across multiple instances of Tomcat Application Servers.
  • Configured SSL MA between teh Consumer and Provider apps.
  • Supported migration of Tomcat/ PEGA services to AWS Cloud which provides technology with teh flexibility for future growth, enhancements and cost savings.
  • Analyzed Catalina log files and documenting findings and recommendations to improve performance.
  • Configured tomcat startup, shutdown from Jenkins.
  • Monitor memory and CPU utilization on Windows Servers and document snapshots of results.
  • Design technical documentation which provides a detailed description and understanding of teh "logging.properties" file used by Tomcat.

Environment: IBM WebSphere Application Server 7.x/8.x, WebSphere Portal server 8.5, IBM HTTP Server 7.0/8.5, IBM BPM (8.0) WAS (8.0), Apache 2.0, AIX, Linux, Sun Solaris, Windows 2008/2012 Server, SiteMinder, Oracle 10g, Heap and Thread Analyzers, ikeyman, OpenSSL, LDAP.

Confidential, Charlotte,NC

Sr. WebSphere Administrator

Responsibilities:

  • Responsible for Installation, Configuration and Maintenance of WebSphere Application Server in a Network Deployment Environment on AIX consisting of 8 clustered nodes.
  • Installed, configured and integrated Web Servers, Siteminder and Ldap user directory with WAS.
  • Installing, Configuring, and troubleshooting WAS and Migrating from 7.0 to 8.5 and installation of fix packs, Supporting, monitoring all Applications at Development, QA and Production phases.
  • Deploying application in WAS on AIX using Console and also automated JACL scripts after getting teh Release EAR, WAR, and JAR files from GIT.
  • Upgraded Applications with various patch files (JSPs, Class files, changing various properties and property files and other configurations).
  • Installed and configured IBM BPM 7.5 Standard in three cluster topology
  • Migrated IBM BPM Process Server environments from v7.5 Standard to v8.0 Standard.
  • Migrated IBM BPM single node environments to four cluster topology for future enhancements
  • Installation and configuration of IBM Business Monitor 8.0 in four cluster topology
  • IBM Worklight for Mobile applications.
  • Identified product related problems during BPM 8.0 migration and get IBM engaged to fix product related issues. IBM TEMPhas provided many fixes for issues we reported and most of them are officially announced.
  • Regular calls with IBM teams to make teh stable BPM environment after 8.0 Migration.
  • Hands on experience in defining synchronized and persistent IBM MQSeries Queue/Topic Connection Factories, Queue/Topic Destinations to teh Application Server. Managing cron jobs, batch processing and job scheduling.
  • Provided technical assistance for teh Web Hosting Team on various Application servers and Web Servers including IBM HTTP Server, Apache Web Server
  • Troubleshooting various problems in different stages of development using logs and with coordination from QA and Development teams.
  • Monitoring WAS performance through Tivoli Performance Viewer and tuning teh system - caching, queuing, JVM parameters, DB Connection Pooling.
  • Establishment of Application-specific parameters and definitions (having knowledge of Java Servlets, JSPs and EJB development and deployment concepts and database skills).
  • Workload management using Web Sphere Modeling and Cloning on Application Servers.
  • WebSphere Performance Monitoring, Tuning and Application-specific load balancing.
  • Diagnosis and repair of teh Web Sphere Environment. Assisted developers with teh diagnosis and repair of Web Sphere Applications.
  • Worked with QA Team for Stress tests, Performance tests and identified teh bottlenecks of highly configurable applications. Testing was done using LoadRunner.
  • On-call Production Support (24x7), monitoring and maintaining multiple Applications in Development, QA and Production Environments.

Environment: WAS 7/8.5x, IBMIHS, IBM BPM (7.5.0),IBM AIX, JAVA, J2EE, AIX 4.5, SiteMinder 5.0, Apache.

Confidential, Cincinnati, OH

Middleware Administrator

Responsibilities:

  • Experienced in Installing, configuring and maintaining J2EE Applications on WebSphere Application Server 7.0/8.X, HTTP Server in a multi clustered, multi-platform and high availability environments.
  • Working in critical and 24/7 environment supporting clients with IBM products like WebSphere Application Server, IBM HTTP Server, and Rational Products on AIX, Solaris and Linux platform in teh different environment.
  • Installed and configured IBM BPM 7.5 Standard in three cluster topology
  • Developed logical security application architecture integrating WebSphere Application Server, WebSphere MQ, SunONE LDAP Directory Server, Siteminder and implemented Single Sign-On security.
  • Installation, configuration and administration of SOA tool subject matter and experience in tool roadmaps and participated in evaluations.
  • Involved in teh design, configuration and implementation of teh web applications in all teh flavors using Clustered Concept.
  • Involved in Load balancing/Tuning/Clustering for WebSphere Application server.
  • Supported life cycle environments in development, QA, staging and production.
  • Installed and configured JDBC drivers with teh WebSphere Application Servers.
  • Coordination of all system management activities including software upgrades, capacity planning, performance monitoring and tuning. Planned, coordinated testing changes, upgrades and new products, ensuring systems will operate correctly in current and future environments in teh WAS Environment.
  • Updated documentation of all teh Servers, installed applications and updates
  • Package, build, Integrate and deploy enterprise J2EE applications on WebSphere that involves EAR (Enterprise Archives) and WAR (Web Archives) using ANT.
  • Involved in troubleshooting and performance tuning using Resource Analyzer and Log Analyzer.
  • Automate application install, uninstall and application enhancements through shell scripts WSCP, JACL, Jython scripts using Cron and at job scheduling utilities.
  • Active involvement in monitoring server performance, network traffic to reduce performance bottleneck.
  • Performance tuning of teh web application using teh Tivoli performance monitor and teh turning on teh garbage collector parameters. Worked closely with teh development team in resolving teh memory leakage issues in teh web apps.
  • Troubleshot and successfully resolved LDAP, SiteMinder, WAS, MQ, code, and data issues.
  • Mentored deployment and support teams on WMQ operation and problem determination.
  • Managed teh security and performance optimizations for EJB containers and web applications in IBM WebSphere, IBM HTTP Server and Apache web server.
  • Configured Server Groups and Clones for High Availability and Fail Over capability.
  • Ensure application dependencies are integrated on system level components such as database, Data Source Name, and Application Server connection pooling (DB2) including identification and documentation.
  • Installed upgrades and fix packs to teh runtime environment as required decreasing vulnerability to production environment.

Environment: WebSphere Application Server 7.0,8.X Windows 2003 Server, Site Minder5.5, DB2, Windows XP, Linux, Sun Solaris 8.0, AIX.

Confidential

Systems Administrator

Responsibilities:

  • Installed and configured fix packs on IBMIHS6.0 & IHS6.1 versions.
  • Installed, configured and applied teh latest refresh packs and fix packs on Plugin6.0 & Plugin6.1 versions.
  • Installed and configured and maintained Apache Tomcat 6.1
  • Created users and groups in LDAP Servers and mapping them to teh enterprise applications running on WebSphere Application Server
  • Configuring and maintaining horizontal and vertical clusters.
  • Managed portal applications in portal server.
  • Involved in customizing portal applications and administering users, pages, and portlets.
  • Troubleshoot Admin Server start-up issues, Java code defects after deployment, and class path issues by checking teh JVM logs, plug-in logs and teh WebServer logs
  • 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.
  • Maintained security, tuning and clustering on Web Sphere Application Server using IBM Webseal Tivoli Access Manager.
  • Monitored teh logs for Application Server Instances.
  • Implemented Horizontal and Vertical Clustering, Performance tuning and troubleshooting of IBM WebSphere Application Server 6.0/6.1.
  • Applied fix packs to WebSphere Application Server and Portal Server.
  • Involved in number of upgrades (Applying Fix Packs) of Web Server instances from development, testing and production.
  • Upgraded teh Apache HTTP & IBM HTTP server versions 6.0.2 and 6.1 to current (6.0.2.35 & 6.1.0.25) on AIX 5.1/5.2/5.3 & HP-UX B 11.11 servers.
  • Created users and groups in LDAP Servers and mapping them to teh enterprise applications.

Environment: IBM WebSphere Application Server 5.0.2/5.1/6.0/6.1 , WebSphere Portal Server 6.0 WebSphere Application Server 6.0/6.1 IBM HTTP Server 2.0/6.0/6.1, UNIX (AIX 5.1/5.2/5.3 & HP-UX B 11.11).

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