System Administrator Resume

SUMMARY

Expertise in Installation, Configuration, Trouble - Shooting and Maintenance of IBM WebSphere Application Server, IBM WebSphere MQ, IBM WebSphere Message Broker, IBM WebSphere Portal, IBM HTTP Web Server on heterogeneous platforms.
Full SDLC experience in design, architect, implementation and support of Development, Testing, UAT and Production environments.
Excellent systematic problem solving and analytical skills for critical issues and RCA.
Strong knowledge in HA configuration of WebSphere Clustering.
Expertise in WLST scripts using jython and jacl for automating the scheduled application deployments and operational maintenance of WebSphere.
Extensive experience in J2EE technologies including JDBC, EJB and java Frameworks like Struts framework.
Troubleshooting JVM memory management and garabage collection performance issues.
In-depth experience in Performance Tuning of Application, Network, Server and Database by using CA Wiley and UNIX scripts.
Experience in Capacity Planning of Database, Server sizing, storage allocation and network.
Result oriented team player with demonstrated ability to respond to a fast paced dynamic environment.

TECHNICAL SKILLS

Application Servers/SOA Integration: IBM WebSphere Application Server, IBM WebSphere Portal Server, IBM WebSphere MQ, IBM WebSphere Message Broker, IBM Tivoli Enterprise Monitoring Server, IBM Decision Server

Web Servers: IIS,IBM HTTP Server, Apache, Sun ONE

XML Security: WebSphere DataPower XI50

Operating Systems: Windows, AIX, Solaris, Linux

Databases: Oracle, DB2, SQL Server

Programming Languages: JAVA/J2EE, Shell Programming

PROFESSIONAL EXPERIENCE

Confidential

System Administrator

Responsibilities:

Installed and configured WebSphere Application Server in a Network Deployment fashion utilizing both vertical and horizontal
Clustering across multiple machines on RED HAT LINUX using the Profile creator for creating DM profile and Custom Profiles.
Installed, Configured and Maintained IBM WebSphere Environments
Installed EARs, WARs and configured application specific JVM settings, Web container parameters using the Admin Console scripts.
Installed and configured a clustered environment.
Installed, configured and administered Web content management authoring and rendering environments.
Install and configure WebSphere, IBM HTTP web servers
Install WebSphere MQ and configure WebSphere applications to use MQ
Install, Configure Get Access Runtime for web applications to provide single sign-on
Heap Analysis, Performance tuning and Application Monitoring
Monitored, maintained and customized existing MQSeries objects such as Queue Managers, Queues (local, remote, alias and model), process definitions, channels, and listeners
Performed hardware capacity planning exercises in Websphere Environment.
Experience configuring with WebSphere/Portal environments
Implemented the Clusters, Cluster Members (using Vertical and Horizontal Scaling) in order to recover from a single point of failure.

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