JD for Oracle DBA.Key Responsibilities:Database Administration:Install, configure, and upgrade Oracle database software (versions 11g/12c/18c/19c) and related products.Perform regular database health checks, backups, and performance tuning.Manage database schema design, data modeling, and object definitions.Troubleshoot and resolve database performance issues, including query optimization, locking, and indexing.Backup and Recovery:Implement and manage database backup and recovery strategies using RMAN, Data Guard, or other Oracle tools.Ensure proper backup schedules and disaster recovery (DR) procedures are in place.Database Security & Maintenance:Administer user security and access control policies (roles, privileges, profiles).Ensure database patches, security updates, and hotfixes are applied promptly.Manage and enforce data security policies and best practices.Performance Tuning & Optimization:Perform performance tuning at all layers of the database environment, including SQL, PL/SQL, and system performance.Monitor and optimize Oracle database performance, including indexing, partitioning, and caching.High Availability & Replication:Configure and maintain Oracle Real Application Clusters (RAC) and Data Guard for high availability.Implement database replication and clustering strategies.Support & Troubleshooting:Provide on-call support for database-related issues, including troubleshooting production database outages and resolving critical issues.Collaborate with development teams to support application/database integration.Documentation & Reporting:Document database architecture, configurations, and operational procedures.Generate regular reports on database health, capacity, and performance metrics.Collaboration & Teamwork:Work closely with cross-functional teams to understand business requirements and design database solutions.Participate in code review and database optimization processes.
