Install, configure, and upgrade Oracle database software and tools.
Create and maintain database structures (tablespaces, tables, indexes, etc.).
Monitor database performance and implement tuning as needed (SQL tuning, memory tuning, etc.).
Manage database backup and recovery using RMAN and Data Pump.
Implement and maintain database security (user roles, privileges, auditing).
Set up and maintain database high availability features such as Oracle RAC, Data Guard, and ASM
