WebSphere Administrator

Skills

Description

• Extensive experience in Planning, Installing, Configuring, Administering, Patching, Tuning, Troubleshooting and Integrating IBM WebSphere Application Server, tomcat, Apache Http Server, IBM HTTP server & iplanet.
• Configured the application, troubleshoot and resolve any issues that arise on Wesbphere
• Configured resources like JDBC providers, JDBC data sources, and Message Queues in Websphere application servers.
• Troubleshooting problems related to Authentication, Authorization, Logins, End-User Web Content, WebServer and websphere application Server
• Extensive knowledge on SSL certificates management across multiple middleware platforms.
• Troubleshooting all level severity incidents based on SLA.
• Worked on Problem tickets (PMR’s) with IBM to find effective solutions to various problems and performance issues.
• Well documented all procedures and any other important issues.
• Tuning the JVM based on performance testing /monitored the results.
• Solid experience in implementing Work Load Management (WLM) and failover using Vertical/horizontal clustering to achieve High Availability.
• Extensively involved in management of the Build and Migration Process.
• Involved in Workload (Scalability, Performance testing) Management, Performance tuning and Build Process. Interpreted log files to locate and solve problems such as tracing and debugging facilities.
• Extensive knowledge to handling monitoring through Dynatrace and splunk.
• Excellent knowledge to handle large clustered middleware infrastructure.
• Good knowledge of databases (Oracle, DB2, MS SQL)
• Deep Troubleshooting knowledge on Application Server related issues (includes Java Outofmemory issues, Heap, application workflows, service to service communication, data flows, data issues, external app2app integration points)
• Extensive knowledge in capacity optimization and performance tuning.
• Deep knowledge on vulnerability management and remediate vulnerabilities across various middleware products.
• Strong experience on various ldap integrations with middleware components.
• Should have sound knowledge in ITIL processes incident management, change management, problem management and request management etc
• Ability to guide / mentor other Administrators and troubleshoot issues
• Providing 24 x 7 supports for all applications to ensure continuous availability.

Responsibilities

• • WebSphere Application Server6,7,8,9 / IBM HTTP Server 7,8,9