Renganathan Ramakrishnan
Oracle Database Administrator - Senior Technical Lead at HCL Technologies
- Role
- Oracle Database Administrator - Senior Technical Lead at HCLTech
- Location
- Chennai, IN
- LinkedIn followers
- 500 followers
About Renganathan Ramakrishnan
IMMEDIATE JOINEE Oracle DBA with 9.7 years of experience worked with the most critical financial databases of the various geographical clients with different Oracle database versions, varied exposure with the different kind of database environment. Gained rich experience working individually and in a team with colleagues from different environments. Learned the urgency and out of the box thinking required for support while working with clients during their production database outages. Expert in handling all kinds of oracle databases issues. Worked in prestigious banking client Standard charted bank, Lloyds bank, Deutsche Bank, Direct Line Group -RBS (On-site in UK). • Extensive experience in Oracle DBA 12c/ 11g/ 10g/ 9i on operating systems including HP UNIX, Sun Solaris, Linux in 24x7 production and UAT environments • Experience in Oracle Data Guard, ASM, RAC database, Oracle Enterprise Manager Cloud Control 12c, DG Broker, PSU patches, Oracle installation, database upgrades, RMAN backup, recovery, troubleshooting, and SR support • Experienced in deploying and supporting Oracle technologies (RAC, Active Data Guard, ASM, RMAN) in mission critical highly available production environments • Highly efficient and experienced working in huge environments across multiple teams (Functional, Business/ Development) and at the same time, maintaining a good relationship • Experience in performing database administration functions including but not limited to installation, upgrades, backup/ recovery, monitoring, database cloning across environments and patching, and tuning • Experience in upgrade of Oracle database. • Experience in Applying Oracle Patches on standalone and RAC Databases. • Experience in troubleshooting database performance issues using Automated Workload Repository (AWR) and Automatic Database Diagnostics Monitor (ADDM) and ASH Report. • Experience in Remedy for incident tickets and change request management • Experience with Enterprise Manager for monitoring and administering mission critical databases • Strong troubleshooting skills to investigate errors and performance bottlenecks database • Experience working efficiently as a team/ individually to achieve goals and objectives of the project • Able to learn new technologies and business terminology quickly • Having knowledge in golden gate.
Experience
Oracle Database Administrator - Senior Technical Lead
Feb 2021 — Present · Chennai, IN
Education
Mannai Rajagopalaswamy Govt. Arts College
Bachelor of Science - BSc, Computer Science, 61%
Bharathidasan University
MSC, Information Technology, 69
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