Database Administrator Resume Example

“Database administrator with 7 years managing enterprise database systems across PostgreSQL, MySQL, and Oracle. Expert in performance tuning, high availability configurations, and database migration with a focus on data integrity, disaster recovery, and cost optimization.”

• Managed 200+ production databases totaling over 50TB. Maintained 99.999% uptime with automated failover and proactive monitoring
• Fixed 500+ slow queries - average execution time dropped 70% and database CPU went from 85% to 40% utilization
• Ran the zero-downtime migration from Oracle to PostgreSQL for 15 critical apps. Saved $600K a year in licensing
• Set up automated backups and point-in-time recovery with 5-minute RPO. Tested it monthly with actual DR drills
• Built Grafana dashboards tracking 50+ database metrics so we could catch problems before they became outages
• Responsible for database access control and security. Managed role-based permissions for 100+ developers across all environments
• Worked with dev teams on schema design reviews before they went to production. Caught indexing and normalization issues early
• Handled database upgrades and patches on a quarterly cycle. Planned maintenance windows and communicated downtime to stakeholders
• Wrote stored procedures and functions for complex reporting queries that the BI team needed but couldn't easily do in their tools

Include these keywords in your resume to pass Applicant Tracking Systems.

• Oracle Certified Professional (OCP)
• AWS Certified Database - Specialty