oracle DBA

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.
  
  

• 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.
  
  

• Experience with cloud integration & migration (e.g., Oracle Cloud Infrastructure or GCP\AWS).
• Familiarity with third-party backup tools (e.g., NetBackup, CommVault).
• Knowledge of Oracle GoldenGate or Streams for replication.
  
  

• Oracle Certified Professional (OCP) – DBA or RAC specialization.
• IBM Certified AIX System Administrator (nice to have).