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Oracle Database Administrator L3


AVATAR TECHNO SERVICES PTE. LTD.
6 days ago
Posted date
6 days ago
N/A
Minimum level
N/A
ITJob category
IT
Key Responsibilities:

• Manage and administer Oracle databases (versions 12c, 19c, and newer) in production and development environments.

• Perform advanced database performance tuning, query optimization, and index management.

• Design and implement high availability (HA), disaster recovery (DR), and backup strategies (RMAN, Data Guard).

• Automate routine database tasks using PL/SQL, Shell scripting, or Ansible.

• Apply patches, perform upgrades/migrations (on-prem and cloud), and manage version control.

• Implement and enforce database security, roles, and user access controls.

• Monitor database health and proactively identify and resolve potential issues.

• Provide L3 support for escalated incidents and lead root cause analysis.

• Collaborate with development, infrastructure, and DevOps teams to support application and system integration.

• Participate in on-call rotation and support weekend deployments when necessary.

• Document architecture, configurations, and procedures for audit and knowledge transfer.

Requirements

• Bachelor's degree in Computer Science, Information Technology, or related field.

• 6 years of hands-on Oracle DBA experience with at least 3 years in a senior/L3 role.

• Expertise in Oracle, ASM, RMAN, Data Guard, and GoldenGate.

• Strong knowledge of Oracle internals, performance diagnostics (AWR, ASH, TKPROF), and troubleshooting tools.

• Experience with cloud platforms (OCI, AWS RDS for Oracle, or Azure Database for Oracle).

• Familiarity with ITIL processes and incident/change/problem management.

• Scripting experience (Shell, Python, or similar) for automation and monitoring.

• Excellent communication skills and the ability to work in a high-pressure environment.
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JOB SUMMARY
Oracle Database Administrator L3
AVATAR TECHNO SERVICES PTE. LTD.
Singapore
6 days ago
N/A
Full-time

Oracle Database Administrator L3