Senior Oracle Database Administrator
Responsibilities:
- Administer Oracle Database across 10g, 11g, 12c, and 19c releases, including performance monitoring, tuning, patching, upgrades, CPU/PSU installations, and database cloning
- Install and configure Oracle RDBMS software across development, test, and production environments
- Design and implement backup, restore, and disaster recovery strategies using RMAN and related tools
- Monitor database health, capacity, and growth trends; proactively identify and resolve performance bottlenecks
- Manage database security, including user access, roles, privileges, and auditing
- Troubleshoot and resolve Oracle database issues, including connectivity, replication, locking, and corruption
- Implement and maintain high availability solutions (RAC, Data Guard, Standby databases)
- Automate routine DBA tasks using scripts (Bash/Python) to improve efficiency and reduce manual effort
- Collaborate with developers, QA, and infrastructure teams on schema design, query optimization, and release deployments
- Maintain documentation for database configurations, standard operating procedures, and incident runbooks
- Provide 24x7 on-call support for mission-critical Oracle databases in production, ensuring rapid incident response and resolution
Required Qualifications:
- 9+ years of overall IT experience, including 4+ years specifically in Oracle database administration, configuration, and troubleshooting
- Strong hands-on experience with backup, restore, and recovery techniques (RMAN, hot/cold backups, point-in-time recovery)
- Solid understanding of Oracle architecture, memory management, and storage (ASM, tablespaces, redo/undo)
- Experience with database patching, upgrades, and migrations across major Oracle versions
- Familiarity with performance tuning tools (AWR, ADDM, SQL Trace, TKPROF)
- Working knowledge of high availability and DR concepts (RAC, Data Guard)
- Competent in scripting (Bash required; Python a plus) for automation and monitoring
- Strong collaboration skills to work closely with Developers, QA, and Oracle Support
- Ability to work independently and handle production incidents under pressure
- English level: Pre-Intermediate or higher
Would be a plus:
- Experience with Oracle GoldenGate for real-time data replication
- Experience with document-oriented databases (Mongo/Percona, PostgreSQL )
- Exposure to cloud-based Oracle deployments (OCI, AWS RDS for Oracle, or Azure)
- Oracle certifications (OCA/OCP