Must Have

System Administration: Install, configure, patch, and upgrade Oracle Grid Infrastructure and databases on Exadata (on-premise or OCI).

Performance Tuning: Monitor system performance (CPU, I/O) and optimize SQL queries by utilizing Smart Scan and Columnar Compression.

Infrastructure Monitoring: Monitor Exadata cell nodes,storage, and InfiniBand network switches.

Role & responsibilities

L3 DBA with expertise in administering various databases(24*7) and robust understanding of architecture.
Solid Knowledge in Oracle RAC & Standalone database maintenance/troubleshooting - (19c/12c/11g)
Robust knowledge in features such as ASM,RMAN(Backup & Recovery),OEM, Datapump technologies
Expertise in Shell scripting and automation.
Good Experience in performace tuning/SQL tuning and Optimization.
Experience in Dataguard configuration and DG broker




Valuable exposure in planning/working on DB upgrades 12c/19c and Installation/Migration.
Good experience in AIX, Linux and Windows OS environment based DB administration.
Strong Problem solving and communication skills.
Prefer adaptable team player for rotational shifts/On-call support.
Oracle enterprise manager administration, monitoring through OEM 12c and OEM 13c.
Hands on experience in Oracle database quarterly patching (latest 12c/19c releases)
Understanding & Experience in handling Multitenant architecture databases ( CDB/PDB )
Experience with data replication using GoldenGate(OGG) in a multi-master (bi-directional) heterogeneous DBs.
Should be able to mentor, manage and lead a team of L1/L2 DBAs.

📌 Oracle Exadata Chennai
🏢 Tata Consultancy Services
📍 Chennai