L3 Oracle Database Administrator - Performance Tuning
First seen by Alion on Oct 30, 2026.
Job Title : Experienced Oracle DBA L3 Support
About the Role :
We are seeking a seasoned Oracle Database Administrator to join our team as a Level3 support specialist. The role focuses on advanced performance tuning, highavailability architecture, and rapid resolution of critical production incidents.
Key Responsibilities :
- Perform deepdive Oracle performance and SQL tuning using AWR, ASH, ADDM, SQL Trace and TKPROF.
- Design, configure, and maintain Oracle RAC, ASM and Data Guard environments to ensure high availability and scalability.
- Lead Level3 production support, including Sev1 incident triage, rootcause analysis and timely remediation.
- Collaborate with development and infrastructure teams to optimize database workloads and implement best practices.
- Conduct capacity planning, health checks and proactive monitoring to prevent performance degradation.
Required Skills :
- Strong expertise in Oracle performance tuning and SQL optimization.
- Handson experience with AWR, ASH, ADDM, SQL Trace and TKPROF utilities.
- Indepth knowledge of Oracle RAC, ASM and Data Guard architectures.
- Proven ability to handle L3 production support and Sev1 incident resolution.
- Solid understanding of backup and recovery strategies, patching and upgrade processes.
Skills
Oracle DBA, DBA Support, Oracle DB, Database Performance Tuning, Oracle RAC, Oracle ASM, Oracle Data Guard, Database Design, Database Architecture, SQL