? Over 5 years of experience in the Information Technology. ? I have worked on Greenplum Database cluster (DCA) and Pivotal HAWQ cluster (DCA) for both the Production and BCP sites. ? Worked on the Greenplum DCA expansion redistribution of data among the newly added servers while the Dataware house up and running. ? Worked on the Greenplum DCA restructure which involves the database cluster reduction and distribution of data among the remaining segments of the cluster. ? I have good knowledge of the Redhat Linux. ? Worked on Installation of Greenplum database software, configuration changes, database objects creation, data loading using various Greenplum tool like external tables using gpfdist, gpload etc. ? Worked on database roles(user/ groups) management, workload management etc. management of all database major/minor upgrades, database security, access control, data refresh and query performance related issues.