Oracle Database Administrator
Current• Assisted senior DBAs in database administration tasks including installation, configuration, and maintenance of Oracle databases.• Performed routine database monitoring and maintenance tasks such as space management, backup and recovery, and database performance tuning.• Assisted in troubleshooting and resolving database-related issues, ensuring minimal impact on business operations.• Documented database configurations, procedures, and best practices to ensure knowledge sharing and standardization across the team.• Managed and maintained multiple Oracle databases ranging from production to development environments.• Implemented database security measures including user access controls, role-based privileges, and data encryption to ensure data integrity and compliance with regulatory requirements.• Conducted regular database performance tuning and optimization to improve system efficiency and response times, resulting in a 20% reduction in query execution times.• Designed and implemented backup and recovery strategies using Oracle RMAN, ensuring minimal data loss and maximum system availability.• Monitored database performance using Oracle Enterprise Manager (OEM) and custom scripts, identifying and resolving performance bottlenecks to maintain optimal system performance.• Participated in database upgrades and patching activities, ensuring compatibility with existing applications and minimizing downtime.• Provided 24/7 on-call support for critical database issues and emergencies, ensuring uninterrupted service availability.• Collaborated with cross-functional teams including developers, system administrators, and network engineers to troubleshoot and resolve database-related issues.