Senior Oracle Database & Cloud Operations Engineer

Singtel Group

Singapore

On-site

SGD 90,000 - 140,000

Full time

14 days+

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Job summary

Singtel Group is building an AI-first telco for the future and seeks a seasoned Oracle database administrator to support on-prem and cloud environments. You will handle RAC/Cluster deployments, backups, security hardening, and performance tuning across Oracle, MSSQL, PostgreSQL, MySQL, and MongoDB.

You will partner with global teams to ensure database availability, implement DR practices, and contribute to CIS-aligned hardening.

Qualifications

Bachelor's degree in Computer Science or equivalent.
Oracle Professional Certification.
Minimum 3 years of Oracle experience (Standalone + RAC/Cluster).
Experience with MS SQL / MySQL / PostgreSQL / MongoDB.
Patching, backup & recovery, and performance tuning expertise including cluster architecture.
Database hardening per CIS benchmarks; DR planning and testing.
Experience with encryption, wallet management, and AD integration.

Responsibilities

Provide day-to-day database administration for on-premises and cloud environments.
Manage Oracle Server databases including RAC/Cluster and other DB flavors; backup, recovery, security, and performance tuning.
Respond to incidents, investigate, and provide permanent resolutions.
Oversee change management and provide status reports.
Monitor performance and availability; implement corrective actions.
Maintain DR/backup documentation and execute Switchover/Fallover when required.