Senior Oracle DBA – OCI / Exadata

Hiring: Senior Oracle DBA – OCI / Exadata

About the Role

We are looking for an experienced Senior Oracle Database Administrator (Oracle DBA) with strong expertise in Oracle Cloud Infrastructure (OCI), Exadata, database migration, performance tuning, and high availability solutions.

Responsibilities

• Administer and manage mission-critical Oracle databases across OCI, Exadata, ExaCC, and DBaaS environments.
• Lead on-premises to OCI cloud migrations, database upgrades, and platform modernization.
• Manage Oracle RAC, ASM, Data Guard, and GoldenGate replication for high availability and disaster recovery.
• Perform database installation, configuration, patching, upgrades, and lifecycle management.
• Execute backup and recovery operations using RMAN, Data Pump, Flashback, and point-in-time recovery.
• Monitor and optimize database performance using AWR, ASH, ADDM, SQL Tuning Advisor, and execution plan analysis.
• Manage large-scale production databases, including storage optimization, capacity planning, and recovery strategies.
• Conduct disaster recovery drills, planned switchovers, failovers, and RPO/RTO validation.
• Perform Oracle Linux/RHEL OS patching, database security administration, and monitoring configuration.
• Troubleshoot critical production incidents, perform root-cause analysis, and coordinate with application and infrastructure teams.

Required Skills

• Strong hands-on experience in Oracle Database Administration (DBA).
• Expertise in Oracle Cloud Infrastructure (OCI), Exadata, ExaCC, and DBaaS.
• Strong knowledge of Oracle RAC, ASM, Data Guard, and RMAN.
• Experience in Oracle database migration and upgrades across versions, including 12c, 19c, and newer releases.
• Expertise in database performance tuning, backup and recovery, and high availability/disaster recovery.
• Experience with Oracle GoldenGate replication and OEM monitoring.
• Knowledge of Linux/Unix administration, shell scripting, and database patching.
• Experience managing large-scale enterprise databases in 24×7 production environments.

Preferred Skills

• Experience with Oracle Exadata X10M/X11M.
• Exposure to Oracle Database@Google Cloud and Azure.
• Knowledge of Zabbix monitoring, Ansible-based patching, and cloud backup integration.
• Strong troubleshooting, communication, and stakeholder management skills.