Senior Oracle DBA – HA/DR, Exadata & GoldenGate Specialist

Cognizant Technology Solutions Corporation; Honolulu (HI); On-site; USD 99,000 - 116,000; Full time

Job summary

Cognizant is seeking an Oracle DBA for a full-time opportunity in Hawaii. The role focuses on administering, monitoring, and supporting Oracle Database environments across multiple versions (11g/12c/19c/21c).

Responsibilities include GoldenGate replication, Exadata administration, RAC/ASM/Data Guard, RMAN backups, and HA/DR solutions. The candidate will work with application, infrastructure, and cloud teams, and contribute to performance tuning and security best practices.

Qualifications

• 10+ years of Oracle Database Administration experience.
• Experience with GoldenGate, Exadata, RAC, ASM, and Data Guard.
• Proficient in RMAN, OEM, and performance tuning using AWR/ASH/ADDM.

Responsibilities

• Administer, monitor, and support Oracle databases (11g/12c/19c/21c).
• Manage Oracle GoldenGate replication (uni-directional and bi-directional).
• Administer Exadata infrastructure and databases.
• Configure, maintain, and troubleshoot RAC, ASM, and Data Guard.
• Perform installations, upgrades, patching, migrations, cloning, and refresh activities.
• Monitor performance with AWR/ASH/ADDM and OEM; tune as needed.
• Manage backup and recovery with RMAN; conduct DR testing.
• Implement HA/DR solutions using Data Guard.
• Support production incidents, service requests, problem management, and RCA.
• Work with application, infrastructure, and cloud teams during deployments and migrations.
• Automate routine DBA tasks using Shell scripting; ensure security and best practices.
• Ensure database security, compliance, and operational best practices.

Tools

Oracle Database Administration

Oracle GoldenGate

Oracle Exadata

Oracle RAC

Oracle ASM

Oracle Data Guard / Active Data Guard

RMAN Backup & Recovery

Oracle Enterprise Manager (OEM)

Performance Tuning (AWR, ASH, ADDM, SQL Tuning)

Linux/Unix Administration

Shell Scripting

Job description

Cognizant is seeking an Oracle DBA for a full-time opportunity in Hawaii. The role focuses on administering, monitoring, and supporting Oracle Database environments across multiple versions (11g/12c/19c/21c).

Responsibilities include GoldenGate replication, Exadata administration, RAC/ASM/Data Guard, RMAN backups, and HA/DR solutions. The candidate will work with application, infrastructure, and cloud teams, and contribute to performance tuning and security best practices.