SUMMARY

• 8.5 years of experience in Information Technology working in IBM technologies - Systems Administration, IBM WebSphere 6.1/7.0/8.5 Administration.
• Experience in Pure Application Server Administration WebSphere Portal Administration.
• Technical abilities include installations, configurations, security, migrations and technical support.
• Configured MQ series objects like Queues and Queue Manager.
• Experience in configuring of JDBC providers, Data Sources, Virtual Hosts, Global Security, SSL & LDAP.
• Hands on experience in deploying implementing, testing and support of full life cycle implementations of various Internet / Intranet applications.
• Resolved deployment issue and production problems.
• Experience in migrating applications from WAS6.1 / 7.0 to WAS8.5 & installing Fix packs.
• Worked with IBM on problem determination, troubleshooting and resolutions.
• Well experienced in writing Shell scripts, Perl scripts, jython and wsadmin scripting.
• Experienced in automating the build and deployment using IBM Build Forge tool
• Involved in planning, writing SOP and participated in the DR exercise.
• Worked with third party vendor like Symantec on purchasing the new certificate & renewal process.
• Worked with network team to create site of high availability & load balanced.
• Worked on application integration with various accesses management suites such as Siteminder & Oracle Access Manager.

TECHNICAL SKILLS

Administration: IBM WebSphere Application Server 8.5, IBM Pure Application Server, IBM Http Server

Operating Systems: AIX, Linux, Solaris

Scripting Languages: Shell, Perl, Jython, Ant, WSAdmin

Tools: Remedy, Build Forge, JIRA, Clear Case, IBM Support Assistant

Web Servers: IIS, IBM Http Server, Apache

PROFESSIONAL EXPERIENCE

Confidential, Chicago, IL

Sr. WebSphere Administrator

Responsibilities:

• Installing WebSphere 8.5.5
• Upgrading the Java Infrastructure to WAS 8.5.5
• Administration of Java applications.
• Involved in performance tuning of Application Server.
• Migration plan for WAS 8.5.5
• Capacity planning on the infrastructure.
• Performance review of the application/Infrastructure
• Writing the wsadmin and jython scripts for the WAS infrastructure migration to 8.5.5

Environment: WebSphere Application Server 8.5 / 7.0 / 6.1, AIX, Sun Solaris, IBM HTTP Server 8.5 / 7.0 / V6.1, Oracle 11g, LDAP, Tivoli Performance Viewer

Confidential, Baltimore, MD

Sr.WebSphere Administrator

Responsibilities:

• Installing WebSphere 8.5.
• Upgrading the Java Infrastructure for Client application to WAS 8.5.
• Administration of Java applications.
• Working with SQL drivers and configuration of Data sources for connectivity.
• Created and managed data source and database connection pools.
• Involved in performance tuning of Application Server,
• 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.
• Responsible for deploying enterprise applications from Admin console and enabling security using LTPA and LDAP for admin console and application components on AIX, Solaris and Linux.
• Configured Clusters and Instances for improved availability and failover capability

Environment: WebSphere Application Server 8.5 / 7.0 / 6.1, Z-Linux, Sun Solaris, IBM HTTP Server 8.5 / 7.0 / V6.1, Oracle 11g / 10g, LDAP, Tivoli Performance Viewer

Confidential, North Quincy - MA

Sr.WebSphere Administrator

Responsibilities:

• Installing WebSphere 7
• Upgrading the Java Infrastructure for Client application to WAS 7.
• Administration of Java applications.
• Configuring the queues, channels and provider in WebSphere console.
• Working with SQL drivers and configuration of Data sources for connectivity.
• Planning, Design, Installation and Integration of WebSphere Application Server Network Deployment 7 IBM Http Server 6.1/1.3.28 and Apache 2.0.47/2.2.1/2.2.17.
• 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.
• Migration of WebSphere 6.1 Infrastructure to WebSphere 7
• Installation, Configuration and Administration of IBM WebSphere Application Server 5.1/6.0.x, and WebSphere Portal Server 5.1.0.4 on AIX/Linux platform
• Experienced in coordinating with various infrastructure teams for WebSphere upgrades within State Street for WAS 6.0, 6.1, 7.0 across regions globally and provide technical support for any issues related to upgrade being an escalation point of contact for WebSphere.
• Trouble shooting errors both Application & JVM also analyzed heap/core plus error logs coordinate with vendor and configured tuned JVM for optimum performance.
• Created and managed data source and database connection pools.
• Involved in performance tuning of Application Server,
• 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.
• Responsible for deploying enterprise applications from Admin console and enabling security using LTPA and LDAP for admin console and application components on AIX, Solaris and Linux.
• Configured Clusters and Instances for improved availability and failover capability
• Basic troubleshooting on the MQ side on need basis with the understanding of basic MQ concepts.
• Regularly attended meetings on behalf of Middleware Team & co-ordinate with different teams for task accomplishment.
• 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.
• Involved in architecting core-groups in the environment their by logically separating related application JVM into single core group to enhance performance.
• Experience in problem tracing, WebSphere log file managements and troubleshooting of problems related to the applications deployed on WebSphere Application Server.
• Generate, update and customize Webserver plug-in, configuring Virtual Hosts in WebSphere Application Server and Webserver.
• Enable security, configure standalone LDAP, and map internal roles to admin/monitor/operator roles of WebSphere.
• Experienced in managing security and performance optimizations for WebSphere Application Server.
• Performed 24/7 on-call support on rotation & mentored new-comers during team expansion.
• Involving in Disaster Recovery Activity
• Involved in Planning, Writing SOP and participated in the DR exercise
• Worked with third party vendor like Geotrust and VeriSign on purchasing the certificates and renewal the certificates on the IBM Http server.
• Creation of website on webcondo, assigning the IP address on the webcondo.
• Worked with DNS team to assign name for site created in the webcondo.
• Worked with Network team to create site of high availability and Load balanced.
• Worked with Network team to open the firewall ports between the DMZ and Intranet server
• Created Agents and Agent groups in CA Siteminder.
• Created domains,Realms,Response in CA Siteminder
• Setting the Authentication schemes
• Setting the policies
• Enabling the SSO between the applications
• Installing the web agents on Unix and windows environment
• Setting the User directory with LDAP

Environment: Web Sphere Application Server 7.0 / 6.1, WebSphere MQ, Websphere Portal Server 6, Z-Linux, RHEL 6, Sun Solaris 10, AIX V6, IBM HTTP Server 7.0 / V6.1, Oracle 11g / 10g, LDAP, Tivoli Performance Viewer, CA Siteminder, Build Forge, AutoSys, Clear Case

Confidential

WebSphere Administrator

Responsibilities:

• Install, configure and maintain Internet and Intranet Applications on WebSphere Application Server6.0/6.1 HTTP Server on diverse UNIX flavors that includes AIX, Solaris, and Linux in a multi clustered high availability environments.
• Configured IBM MQ objects like Queue Manager, Queue and Channels.
• Planning, Design, Installation and Integration of WebSphere Application Server Network Deployment 6.1.0.3, IBM Http Server 6.1/1.3.28 and Apache 2.0.47/2.2.1/2.2.17.
• 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.
• Extensively used all the internal tools to monitor closely and troubleshooting the issues accordingly.
• Applied Fix Packs for WebSphere Application Server 6.1 and hot fixes to various applications and multiple environments as per the change management system request to overcome the functionality and performance issues.
• Troubleshoot problems on the various environments involving the integrations of WebSphere, IBM Http server, and LDAP.
• Good knowledge in trouble shooting basic network related issues using ping, telnet, netstat, trace route commands and pbrun, umask, soft links commands.
• Expertise in AutoSys standards to produce job definitions that can be migrated from environment to environment with little or no change to the job definition.
• Lead role in performance testing and tuning the applications performance emphasizing on JVM heap size, CPU utilization, JDBC connection pools, Garbage Collector, Web container threads, Servlets performance, response time alerts and thresholds.
• Assisted in several thread dumps and heap dumps analysis using IBM Thread analyzer and IBM Heap Analyzer.
• Implemented security using LTPA and LDAP for WebSphere Application Server.
• Experience in problem tracing, WebSphere log file managements and troubleshooting of problems related to the applications deployed on WebSphere Application Server.
• Created WebSphere environment variables, virtual hosts, JDBC provider, data sources, and J2C authentication
• Well-versed in the syntax of Apache HTTP Server configuration files, URL rewriting rules, setup and configure user-specific directories
• Worked on automation, scheduling and file cleaning of logs for different webservers like IHS and Apache.
• Implemented port communication infrastructure required for securing external applications through firewalls for distributed HTTP server and WebSphere Application server.
• Enabled fine-grained administrative security for WebSphere at various levels of Enterprise LDAP tree using role based Administration (Monitor, Operator, Configuration, and Administrator).
• Configured the Session Manager to enable persistent session management using memory-to-memory session replication.
• Provided on call support by 24x7 shift rotation basis and monitored trouble ticket queues to attend user and system calls.

Environment: Web Sphere Application Server 5 / 6.0, RHEL, Sun Solaris, AIX V6, IBM HTTP Server, Oracle 9i, LDAP, CA Siteminder, Cronjob, PVCS