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 strong understanding of architecture.

Robust Knowledge in Oracle RAC & Standalone database maintenance/troubleshooting - (19c/12c/11g)

Strong knowledge in features such as ASM,RMAN(Backup & Recovery),OEM, Datapump technologies

Expertise in Shell scripting and automation.

Positive Experience in performace tuning/SQL tuning and Optimization.

Experience in Dataguard configuration and DG broker





Good exposure in planning/working on DB upgrades 12c/19c and Installation/Migration.

Positive experience in AIX, Linux and Windows OS environment based DB administration.

Strong Problem solving and communication skills.

Prefer flexible 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