Job Summary
Oracle Database Administrator (DBA) with strong expertise in managing Oracle RAC environments on IBM AIX platforms. Responsible for installation, configuration, tuning, and administration of Oracle databases in high-availability clustered setups, ensuring performance, reliability, and disaster recovery readiness.
Key Responsibilities
- Install, configure, and maintain Oracle RAC (Real Application Clusters) on IBM AIX.
- Manage Oracle Grid Infrastructure and ASM (Automatic Storage Management).
- Perform database cloning, patching, and upgrades (including PSU/CPU patches).
- Monitor and tune database performance, storage usage, and system health.
- Implement and maintain backup/recovery strategies using RMAN, Data Guard, and other tools.
- Perform regular failover and switchover testing for high availability and disaster recovery.
- Work closely with Unix system administrators on AIX-level configurations and tuning.
- Troubleshoot and resolve complex database/system issues including RAC node failures, network issues, and storage bottlenecks.
- Maintain database documentation, operational procedures, and technical standards.
- Implement data security best practices and support audit requirements.
- Participate in 24x7 on-call support rotation for production environments.
Required Skills & Experience
- 10+ years of Oracle DBA experience with at least 5+ years in RAC on AIX.
- Strong experience with Oracle 12c/19c RAC, ASM, and Grid Infrastructure.
- Proficient in IBM AIX operating system (v7.x), including shell scripting and LVM management.
- Experience with Oracle Data Guard, RMAN, and OEM (Oracle Enterprise Manager).
- Familiarity with networking and storage configuration in a clustered environment.
- Hands-on experience with troubleshooting RAC node issues, interconnect configuration, and clusterware.
- Understanding of Oracle licensing, patching, and upgrade paths.
Preferred Skills
- Experience with cloud integration & migration (e.g., Oracle Cloud Infrastructure or GCPAWS).
- Familiarity with third-party backup tools (e.g., NetBackup, CommVault).
- Knowledge of Oracle GoldenGate or Streams for replication.
Certifications (preferred)
- Oracle Certified Professional (OCP) – DBA or RAC specialization.
- IBM Certified AIX System Administrator (nice to have).
