Senior Oracle DBA: Performance, Security & High Availability

ENIN Systems, INC; Dallas (TX); On-site; USD 110,000 - 170,000; Full time

Job summary

ENIN Systems, INC in Dallas, TX is seeking a Senior Oracle Database Administrator with 12–15+ years of experience to manage, secure, and optimize Oracle environments. You will lead installation, configuration, performance tuning, backup and recovery, and high-availability strategies to ensure reliability and security.

The role requires deep expertise with 12c/19c/21c, RAC, Data Guard, RMAN, OEM, and PL/SQL.

Qualifications

• 12–15+ years of Oracle DBA experience in enterprise environments.
• Strong knowledge of Oracle 12c, 19c, and 21c.
• Experience with 24/7 production databases and high availability.

Responsibilities

• Install, configure, upgrade, and maintain Oracle databases.
• Manage RAC and Data Guard environments for continuity.
• Perform monitoring, performance tuning, and troubleshooting.
• Implement backup/recovery strategies using RMAN.
• Develop and optimize SQL/PLSQL scripts and automation.

Skills

Oracle DB administration

SQL & PL/SQL

RAC & Data Guard

RMAN backup & recovery

OEM monitoring

Linux/Unix

Performance tuning

Patching & upgrades

Security & disaster recovery

GoldenGate (preferred)

Education

Bachelor's degree in Computer Science or related

Tools

Oracle Enterprise Manager (OEM)

Oracle GoldenGate

RMAN

Job description

ENIN Systems, INC in Dallas, TX is seeking a Senior Oracle Database Administrator with 12–15+ years of experience to manage, secure, and optimize Oracle environments. You will lead installation, configuration, performance tuning, backup and recovery, and high-availability strategies to ensure reliability and security.

The role requires deep expertise with 12c/19c/21c, RAC, Data Guard, RMAN, OEM, and PL/SQL.