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