Oracle DBA

Cognizant; Denver (CO); On-site; USD 99,000 - 116,000; Full time

Job summary

Cognizant is seeking an experienced Oracle DBA for a full-time opportunity in a dynamic enterprise environment. You will administer and optimize Oracle databases across multiple versions, manage GoldenGate replication, Exadata infrastructure, and Data Guard-based high availability.

Strong scripting and collaboration with cloud teams are essential. Ideal candidates have 10+ years of Oracle DB experience, deep knowledge of RMAN backups, OEM, and performance tuning.

Qualifications

• 10+ years of Oracle Database Administration experience.

Responsibilities

• Administer, monitor, and support Oracle Database environments (11g/12c/19c/21c).
• Manage and maintain Oracle GoldenGate replication in uni- and bi-directional environments.
• Administer and support Oracle Exadata infrastructure and databases.
• Configure, maintain, and troubleshoot Oracle RAC, ASM, and Data Guard environments.
• Perform database installation, upgrades, patching, migration, cloning, and refresh activities.
• Monitor database performance and troubleshoot bottlenecks using AWR, ASH, ADDM, and OEM.
• Manage backup and recovery strategies using RMAN and perform disaster recovery testing.
• Implement HA and DR solutions using Data Guard.
• Support production incidents, service requests, problem management, and root cause analysis.
• Work with application, infra, and cloud teams during deployments and migrations.
• Automate routine DBA tasks using Shell Scripting and Oracle utilities.
• Ensure database security, compliance, and operational best practices.

Skills

Oracle DBA 10+ years

Oracle GoldenGate

Oracle Exadata

Oracle RAC

Oracle ASM

Oracle Data Guard / Active Data Guard

RMAN Backups

OEM

AWR/ASH/ADDM/SQL Tuning

Linux/Unix

Shell Scripting

24x7 on-call support

Stakeholder communication

Tools

Oracle Enterprise Manager (OEM)

RMAN

Job description

Cognizant is seeking an Oracle DBA for a full-time opportunity.

Key Responsibilities

• Administer, monitor, and support Oracle Database environments (11g/12c/19c/21c).

• Manage and maintain Oracle GoldenGate replication (Uni-directional and Bi-directional environments).

• Administer and support Oracle Exadata infrastructure and databases.

• Configure, maintain, and troubleshoot Oracle RAC, ASM, and Data Guard environments.

• Perform database installation, upgrades, patching, migration, cloning, and refresh activities.

• Monitor database performance and troubleshoot performance bottlenecks using AWR, ASH, ADDM, and OEM.

• Manage backup and recovery strategies using RMAN and perform disaster recovery testing.

• Implement High Availability (HA) and Disaster Recovery (DR) solutions using Data Guard.

• Support production incidents, service requests, problem management, and root cause analysis.

• Work closely with application, infrastructure, and cloud teams during deployments and migrations.

• Automate routine DBA tasks using Shell Scripting and Oracle utilities.

• Ensure database security, compliance, and operational best practices.

Qualifications:

Mandatory Technical Skills

• Oracle Database Administration: 10+ years

• Oracle GoldenGate: Installation, Configuration, Troubleshooting, Performance Tuning

• Oracle Exadata: Administration, Monitoring, Patching, Performance Optimization

• 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

• Strong troubleshooting and analytical skills.

• Experience supporting large-scale mission-critical production environments.

• Ability to work in 24x7 support/on-call rotational model.

• Excellent communication and stakeholder management skills.

• Experience in banking, financial services, or other regulated environments is preferred.

The salary range for this role is between $99,000 and $116,000 depending on skills and qualifications of the candidate. Applications will be accepted till 11/11/2026.

Cognizant is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to sex, gender identity, sexual orientation, race, color, religion, national origin, disability, protected Veteran status, age, or any other characteristic protected by law.