SARAVANAN SIVARAJAN

Twenty years of experience on z/OS,ISV and zWAS systems programming. Delivering z platform support activities like maintenance/patching, install, upgrade and BAU,DR,IPL.Deployment of micro services on z using liberty, cloud integration. Also delivered extended support to distributed platforms for middleware management activities.

• Performed installation, maintenance and configured WAS 6.1,7.0 and 8.5.5,9.0 WebSphere application servers on z/OS platform
• Performed migration activities on 6.1,7.0 and 8.5.5,9.0 WAS environments
• Administration of WAS SA and ND cells
• Administration of Liberty profiles
• Management of Webserver/HTTP servers, plug-in and Liberty profiles
• Performed application deployments and troubleshooting activities
• Performed SSL cert renewal and troubleshooting
• Performed app server basic tuning for stable serving environment and better performance, throughput
• Worked on troubleshooting activities which includes timeouts, DB deadlocks, app deployment issues, etc
• Performance monitoring by using ITCAM, TEPZ, RMF tools
• Performed DR and BAU activities

• Worked on z/OS maintenance and upgrade activities
• Worked on JES2 and catalog management activities
• Performed PARMLIB, PROCLIB customization activities
• Delivered Batch, IPL and DR support activities
• Worked on SYSPLEX management activities
• Management of OMVS/USS services and configs
• Troubleshooting via various monitoring tools like RMF, SYSVIEW, MAINVIEW
• Delivered various RFS works or new assignments on demand
• Handling of Incident, Problem and change management tools
• Delivered BAU, batch, alert & system health check activities
• Installation/upgrade/maintenance/config/management/production rollout activities of various ISV products
• Delivered limited support to distributed, cloud platforms on demand