Senior Oracle DBA — Cloud Migrations & AI Database

Land Transport Authority (LTA) Singapore; Singapore; On-site; SGD 120,000 - 160,000; Full time

Job summary

Land Transport Authority (LTA) Singapore seeks a Senior Database Administrator to lead Oracle 19c migrations to GCC on AWS/Azure and manage full lifecycle: install, configure, upgrade, patch, tune, backup, and DR planning.

You will work closely with vendors and cross-functional teams to ensure successful database migration, modernization, and operational support while evaluating AI database capabilities for future platforms.

Qualifications

• 7+ years of Oracle Database design, implementation and administration in enterprise environments.
• Strong hands-on experience with Oracle 19c including installation, configuration, upgrades, patching, performance tuning, backup/recovery and security.
• Experience migrating Oracle databases from on-premises to GCC on AWS/Azure.

Responsibilities

• Lead migration of Oracle DB 19c to GCC on AWS/Azure with minimal disruption.
• Design, implement, and maintain Oracle DB replication between on-premises and cloud.
• Plan installations, configurations, upgrades and lifecycle management.
• Perform proactive DB administration: tuning, capacity planning, health monitoring and maintenance.
• Develop HA/DR solutions and ensure compliance with security policies.
• Collaborate with DevOps, cloud, and applications teams on deployments and migrations.
• Troubleshoot complex DB/infrastructure issues and document procedures.

Skills

Oracle 19c

Cloud migration

SQL tuning

Scripting (Shell/Python)

Linux

Education

Engineering degree

Tools

Oracle GoldenGate

Data Guard

RMAN

Zero Downtime Migration

Job description

Land Transport Authority (LTA) Singapore seeks a Senior Database Administrator to lead Oracle 19c migrations to GCC on AWS/Azure and manage full lifecycle: install, configure, upgrade, patch, tune, backup, and DR planning.

You will work closely with vendors and cross-functional teams to ensure successful database migration, modernization, and operational support while evaluating AI database capabilities for future platforms.