At Cognizant Technology Solutions, I administer Oracle 11g, 12c, and 19c databases across on-premises and AWS environments, including EC2, RDS, and Aurora. I delivered $100K in annual cost savings through capacity planning and infrastructure optimization.
I've reduced production incidents by 25% through proactive monitoring, root-cause analysis, and cross-functional collaboration. I also reduced query latency by 50% using SQL tuning, AWR/ASH diagnostics, and execution plan optimization.
Previously at Accenture, I managed database installation, patching, schema administration, RMAN backup and recovery, cloning, refreshes, and migrations across Production, UAT, and Development environments. I automated routine DBA work with UNIX/Linux shell scripting and supported ITIL incidents, changes, and service requests.
I build reliable, audit-ready database operations through Data Guard, access controls, audit policies, runbooks, and configuration documentation. I'm comfortable supporting on-call production systems while partnering with application developers, system administrators, and senior DBAs.
