Senior Oracle Database & Cloud Operations Engineer

Singtel Group; Singapore; On-site; SGD 90,000 - 140,000; Full time

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.

Skills

Oracle

RAC/Cluster

Database administration

SQL

Cloud/Azure

Security & hardening

Backup & Recovery

Scripting

Education

Bachelor's degree in Computer Science or equivalent

Oracle Certification

MS SQL Certification

MySQL Certification

PostgreSQL Certification

Tools

RMAN

Dataguard

Oracle Multitenant (CDB/PDB)

Azure SQL/MSSQL

Job description

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.