Summary:

• Over 9 years of experience in administrating IBM WebSphere Application Server, WebSphere Portal and Process Servers on Windows 2000/NT, Sun Solaris, Linux, AIX.
• Expertise in installation, configuration, clustering and administration of WebSphere Application Servers and WebSphere Portal Servers on Solaris, Linux, AIX and Windows servers operating systems.
• Experienced in installing and maintenance of IIS, Apache and IBM HTTP Server.
• Experienced in DOD and Federal IT compliance, Security TDL Documentations preparation and proof submission for WebSphere Application Server
• Experienced in installing Sybase Mobiliser 1.3, Adobe CQ5 and CQ Publish.
• Experienced in deploying applications in WAR, JAR and EAR formats on WebSphere, Tomcat, Jboss standalone servers and clusters
• Worked in different stages of implementing the Workload Management using cloning and clustering.
• Experience in deploying J2EE components on WebSphere Application Server 5.x/6.x./7.x/8.x
• Experience in configuring SSL security for the HTTP servers and the plug-in.
• Configuration of Network Deployment for Centralized Management of Applications
• Involvement in performance monitoring and tuning by using the Tivoli Performance Viewer and Wily Introscope on IBM Web Sphere Application Server 6.x./7.x/8.x
• Experience in installing and configuring WPS pages and WPS portlets.
• Well experienced in performance tuning, trouble shooting using Resource analyzer, log analyzer.
• Configured global security for WebSphere Application Server using IBM Directory Server as LDAP user registry and configured SSL for ldap communication.
• Expertise in creating CSR requests and implementing mutual SSL between WebServer and WebSphere Application Servers.
• Experience in integrating IIS webserver with WebSphere Application Server by installing WebSphere plugin for IIS and creating IIS WebSites.
• Experience in backup and recovery, working with logs traces and analyzes the problems using Splunk, IBM Tealeaf, HP BSM, Tivoli Performance viewer and/or interact with IBM support to solve the problems by sending IBM Problem Management Records PMR .
• Experience in applying fix packs and plug-in's for WebSphere Application Server.
• Extensive experience in providing 24/7 on-call support for applications servers.
• Experienced in defining WebSphere resources such as JDBC providers, data sources, MQ Queue connection factories, Queue destinations and Message driven bean listeners.
• Highly experienced in utilizing Shell, JACL and Jython scripts for administration, maintenance, troubleshooting and for ALL day-to-day activities.
• Hands on experience in developing, deploying, implementing, testing and support of full life cycle implementations of various J2EE/Internet/Intranet and distributed applications
• Proficient in deploying J2EE applications on WebSphere Application Server using deployment tools such as Jenkins and ANT.

Excellent communication skills, strong architectural skills, hardworking and a good team player.

Skills:

PROFESSIONAL EXPERIENCE:

Confidential

Middleware System Administrator

Responsibilities:

• Middleware Administration of IBM WebSphere Application Server 6.0.x 7.0.x, on UNIX Linux platform. Configured tuned JVM for optimum performance.
• Administered iWay and WebFocus servers in Linux platform
• Quarterly DOD and Federal IT compliance, Security TDL Baseline Documentations preparation and proof generation for WebSphere Application Server
• Resolve incident tickets generated through Remedy Incident Management
• Involved in performance tuning of Application Server, Web Container, EJB Container and database connection pool.
• Coordination between Application Support Team Team supporting the application , Testing team, Release Management Team responsible for releasing application in Production Environment , Compliance Team, Infrastructure Team, Capacity Management Team, Architecture Board, License Management for streamlined successful application release in Production Live environment.
• Used Windows shell, iMacros, AutoIT, Shell and Jython scripts for process automation
• Responsible for deploying enterprise applications from Admin console and enabling security using LTPA and LDAP for admin console.
• Configured Clusters and Instances for improved availability and failover capability.
• Monitored Applications and WAS performance through Tivoli Performance Viewer and tuned the system caching, queuing, JVM parameters, DB Connection Pooling.
• Involved in setting up JVM tuning parameters after extensive R D on trial hit basis.
• Created IBM Problem Management Records PMR to report WebSphere Application Server problems. Analyzed log files to solve problems using debugging tools like Log Analyzer, First Failure Data Capture Tool and Collector Tool.
• Experienced in applying Fix Packs Refresh Packs for Web Sphere application server using Update Installer in GUI and Silent Mode and Migrating to latest versions.

Environment: IBM WebSphere Application Server 6.0.x 7.0.x, IBM HTTP Server 6.0.x 7.0.x, Oracle Database, Linux, Plugins 8.0, Tom Cat Server, RHEL 5, iWay, WebFocus

Confidential

Sr. WebSphere Administrator

Responsibilities:

• Installed, Configured administered and supported WebSphere Application Server V8.0/7.0 and IBM HTTP server 8.0/7.0 on Red Hat Linux platform and Unix Platform.
• Configured WebSphere Deployment Manager and Application Server profiles in clustered environment to utilize the advantages of failover and load balancing in multi-node environment.
• Created Configured Profiles, Nodes, Node Groups Clusters for WebSphere Application Server and Applied Fix Packs/Patches.
• Configured Sybase Mobiliser 1.3, Adobe CQ5 and CQ Publish.
• Create or manage change request by HP Service Manager.
• Experience in coordinating with Network and DNS teams, firewall team in process of building the new environments and cutovers at network level.
• Used Splunk, HP Business Service Management and IBM Tealeaf to monitor the performance.
• Configured IBM HTTP Server to load balance between the clustered portal servers.
• Responsible for support and reliable maintenance of the applications on different platforms for on-going application development.
• Deployed enterprise applications from Jenkins through Admin console.
• Configured resources for JDBC, J2C, and JMS based on the application requirements and configured Message Listener Ports for an application, which uses MDBs to trigger the queues
• Worked closely with developers to define and configure 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.
• Used Heap Analyzer and Thread Analyzer to tune the WebSphere JVMs.
• Enabled WebSphere global security using Local OS and LDAP/LTPA mechanisms.
• Tuned the JVMs by analyzing the must gather information for Application Server Hangs.
• Created Self Signed and digital certifications using Ikeyman.
• Generated Propagated plugin-cfg for web servers and troubleshooted plug-in regeneration problems.
• Worked on troubleshooting applications using logs, traces, Log Analyzer and Tivoli Performance Viewer.
• Created IBM PMRs and worked closely with IBM for resolving multiple issues.
• Performed routine management of WebSphere Environment like monitoring Disk Space, CPU Utilization and resolved dynamic cache problems.
• Responsible for support and reliable maintenance of the applications on different platforms for on-going application development.

Environment: Web Sphere Application Server 8.0/7.0/6.1, Portal Server 6.x/7.x, Red Hat Linux, AIX, Sun Solaris, Sun ONE Directory Server 5.1, Tomcat 7/6, IBM HTTP Server 8.0/7.0/V6.1,Apache HTTP Server 2.x, Oracle 11g/10g, LDAP, Tivoli Performance Viewer, Splunk, HP Business Service Management, IBM Tealeaf, Sybase Mobiliser 1.3, Adobe CQ5, Oracle 11g, Sybase, DB2.

Confidential

Sr. WebSphere Administrator

Responsibilities:

• Installed, configured, administered, troubleshoot and tuned WAS ND, WebSphere Application Server and IBM Http Server on AIX, Linux, and UNIX.
• Updated WebSphere Application Server, IBM Http Server and plug-in with latest Fix Packs/Patches and security fixes.
• Installed and configured IBM MQ Series.
• Deployed application ears on WebSphere Application Server ND in Test, Stage and Production environments on a daily basis and troubleshot various configuration and application issues.
• Configured resources for enterprise applications like configuring JDBC providers, configuring JMS providers, configuring URL providers, configuring Mail Providers.
• Created, renewed and configured SSL certificates by either creating Self-signed Certificates or by importing new signer certificates into the WebSphere key store.
• Configured IBM Http Server for SSL on 443 by creating key.kdb file containing SSL certificate by either creating Self- Signed or Geo Trust Certificates.
• Configured WebSphere Application Server using IBM Lotus Domino Enterprise LDAP server as SSL LDAP registry.
• Involved in configuring the WebSphere load balancing utilizing WebSphere Workload Management including horizontal scaling and vertical scaling.
• Developed many JYTHON, JACL scripts and shell scripts to automate the maintenance process of the WebSphere Application Server.
• Implemented global security for WAS 6.x/7.x by configuring the federated repositories.
• Configured ITDS v6 by creating new directory server instance, creating Suffix and populating ITDS, extending LDAP schema to auto detect mail file.
• 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.
• Extensively used IBM Pattern modeling and Analysis Tool PMAT , IBM Heap Analyzer, IBM Thread and Monitor Dump Analyzer to identify the memory usage, leaks and analyzing the Garbage Collection and configuring the right GC parameters for better performance.
• Configured WebSphere to produce and gather garbage collector logs, JVM performance metrics for different aspects of the application.
• Installed application modules like SCA, CEI and Business Rules and configured service integration bus SIB for messaging support
• Implemented health check process for WebSphere Application Server and IBM Http Server.
• Troubleshoot problem-tickets, worked with developers to identify the root cause and resolve the issue or propose a potential work around.
• Managed multiple high profile complex projects and implemented with minimal disruption to end-users.
• Provided 24/7 on-call support on rotation basis for applications running in production on WebSphere Application servers.

Environment: IBM WebSphere Application Server Network Deployment 5.1/6.0/6.1/7.0, IBM WebSphere Process Server 6.x, IBM DB2, Informix, IBM Http Server 6.1/7.0, AIX, Linux, SLES and HP-UX.

Confidential

WebSphere Administrator

Responsibilities:

• Installed and configured WebSphere Application Server 5.x/6.x on different AIX 5.x, Sun Solaris 7.x/8.x, Linux and Windows servers on Dev, Stage and prod Environments.
• Experience in installation, configuration, deployment and management of Enterprise Applications in a clustered and non-clustered environment using IBM WebSphere Application Server and Portal Server.
• Extensive experience in driving the effort for major migrations.
• Experienced in configuring and managing resources like JDBC, JMS, SIB and WebSphere Variables.
• Excellent database knowledge in Oracle, DB2 and MS SQL Server.
• Skilled in implementing the Global Security in WebSphere using federated repositories, Custom User Registry, Local OS Registry and LDAP Server and configuring SSL and Single Sign On.
• Experienced in authentication management, access control, user administration and resource provisioning.
• Well versed in different stages of implementing the Workload Management WLM and failover using vertical, horizontal hybrid clustering for efficient use of resources on single and multiple machines.
• Built new Integration/Test/Staging/Production environments, installed Portal Server, configured with LDAP server.
• Experience in troubleshooting performance problems memory/heap, CPU starvation, hung threads using Tivoli Performance Viewer, Wily Introscope, Log Analyzer, Heap Analyzer, Thread Analyzer, Application Server Toolkit AST , and IBM Support Assistant.
• Experience with IBM on problem determination, troubleshooting, and resolution PMRs, running and submitting, gather scripts and log info, tuning, trace, verbose-GC, taking thread and heap dumps.
• Highly experienced in developing wsadmin scripts Jython, Jacl , Ant and Shell scripts to administer and automate batch job scheduling.
• Provided support for development, Test, UAT and production environments in activities such as load testing, troubleshooting and performance tuning.
• Performed Root Cause Analysis for production outages and provided management with analysis reports.
• Provided 24/7 on-call support for production.

Environment: IBM WebSphere Application Server 5.x/6.x, AIX, Windows, Linux, IBM HTTP Server, Tivoli Performance Viewer, ITCAM, LDAP, TAM, WPS, Oracle, DB2/UDB, HTML, Wsadmin, JACL scripts, J2EE, Service Center.

Confidential

WebSphere Administrator

Responsibilities:

• Installed, configured, administered and supported WebSphere Application Server 6.0/5.0.
• Performed installation, configuration and Administration of MQ Series, WebSphere Application Server on AIX, UNIX and Windows.
• Installed and Configured ITCAM IBM Tivoli Composite Application Manager .
• Monitored Enterprise Applications using ITCAM.
• Implemented creation of Server groups and clusters in WebSphere Application server and cloning of servers vertical and horizontal .
• Created user roles and groups for securing the resources using LDAP and local operating system authentication.
• Involved in trouble shooting and Performance tuning using Tivoli performance viewer and Thread analyzer.
• Created and configured resources for JDBC, J2C, and JMS based on the application requirements and configured Message Listener Ports for an application, which uses MDBs to trigger the queues.
• Implemented security using Global Security with IBM Directory Server.
• Installed and configured multiple IBM HTTP Servers to participate in clustering using CSS, with remote WAS plug-in.
• Active involvement in monitoring server performance, network traffic to reduce performance bottleneck.
• Applying software maintenance, program patches and keeping the system software releases current.
• Effectively interacted with the users on a daily basis, decreasing downtime and increasing user productivity.
• Troubleshoot hardware and software problems, and interact with IT staff or vendors in performing complex testing, support and troubleshooting functions.
• On call 24x7 supports for IHS, WebSphere Production Servers.

Environment: Web Sphere MQ, IBM WebSphere Application Server 5.0.x/5.1.x/6.0, LDAP server, ITCAM, ITSM, IBM UDB, UNIX Solaris, AIX, Linux, Win2000, Apache, Web sphere Portal Server 5.0, IBM HTTP Server, Tivoli, Java, JSP, EJB.