Professional Resume Template for
Oracle Database Administrator
Ethan R. Mercer
Denver, CO
(303) 555-0148
ethan.mercer@email.com
linkedin.com/in/ethan-mercer-db | github.com/ethanmercer | ethanmercer.dev
Professional Summary
Systems-oriented Oracle Database Administrator with a 6-year background in administering, securing, and optimizing enterprise Oracle database environments. Specializes in managing Oracle Real Application Clusters (RAC), Data Guard, and Automatic Storage Management (ASM) across multi-terabyte database systems. Successfully reduced database failover recovery times by 42% and enhanced query execution speeds by 31% via SQL tuning and index optimization. Proficient in Oracle 19c/21c, RMAN, Oracle Enterprise Manager (OEM), and PL/SQL.
Work Experience
Oracle Database Administrator — Integra Data Systems
Denver, CO | January 2023 – Present
- Administered 14 multi-terabyte Oracle 19c production databases, maintaining a 99.999% system uptime through Oracle RAC and Data Guard configurations.
- Tuned 150+ slow-running SQL queries using Oracle SQL Tuning Advisor and execution plans, reducing average user transaction latency by 38%.
- Re-engineered RMAN backup and recovery workflows for 8 critical databases, reducing weekly storage footprints by 24% while ensuring zero data loss during recovery drills.
- Automated database health check scripting using PL/SQL and Shell, reducing manual monitoring overhead by 12 hours weekly.
Associate Database Administrator — Apex Analytics Group
Colorado Springs, CO | June 2020 – December 2022
- Patched and upgraded 22 Oracle 12c databases to version 19c, completing the migration 4 days ahead of schedule with zero business disruption.
- Configured Oracle Enterprise Manager (OEM) alerts and metrics for 45 databases, reducing database incident response times by 32%.
- Managed user schemas, profiles, and privileges for 180+ database users, resolving 95% of security access tickets within the 2-hour SLA.
- Optimized database index structures and partitioned 5 historical tables exceeding 2TB, resulting in a 44% improvement in report generation times.
Education
Bachelor of Science in Computer Information Systems
Rocky Mountain Institute of Technology · Denver, CO · 2020
Skills
Oracle 19c/21c, Oracle RAC, Oracle Data Guard, Automatic Storage Management (ASM), RMAN backup/recovery, Oracle Enterprise Manager (OEM), PL/SQL, SQL tuning, Database patching and upgrades, Performance tuning, Linux shell scripting, Security auditing, Data Guard Broker, Partitioning
Projects
Oracle 19c Upgrade & Consolidation
Role: Lead Database Administrator
Tools: Oracle 19c, RMAN, OEM, Shell Scripting
Directed the migration of 18 legacy databases to Oracle 19c, consolidating server hardware to save $140,000 in annual licensing fees.
Disaster Recovery High Availability Setup
Role: Oracle DBA
Tools: Oracle Data Guard, RAC, Oracle Active Data Guard
Configured multi-site Active Data Guard replication for 4 core financial databases, reducing failover Recovery Time Objective (RTO) by 75%.
Certifications
- Oracle Database Administration Certified Professional (OCP) (2022)
- Oracle Cloud Infrastructure (OCI) Database Cloud Service Professional (2024)
Additional information
- Operating Systems: Red Hat Enterprise Linux (RHEL), Oracle Linux, Windows Server
- Professional Memberships: Independent Oracle Users Group (IOUG)
- Availability: 2 weeks notice
Job Market Insights
Market data and opportunities for
Oracle Database Administrator
Job Market Insights
$90,000
-
$145,000
Avg:
$118,000
Growth Outlook:
Employment for database administrators and architects is projected to grow 4 percent over the next decade. As organizations continue to generate and accumulate massive volumes of data, the need to secure, organize, and optimize these databases will sustain demand. Professionals specializing in cloud integrations and high-availability database architectures will see the strongest prospects.
4% growth over 10 years
Key Skills Required
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FAQ
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Oracle Database Administrator
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