Senior Oracle DBA & 24/7 Production Database Engineer

sciente international pte. ltd.; Singapore; On-site; SGD 90,000 - 140,000; Full time

Job summary

Sciente International Pte. Ltd. is seeking an experienced Oracle Database Administrator to design, implement, maintain, secure, and optimize Oracle databases supporting production operations. The role requires 24/7 Level 2 support and acts as the SME for database incidents.

Responsibilities include monitoring health, performing backups, applying patches, and ensuring security/compliance across our Oracle environments. Strong troubleshooting and documentation skills are essential.

Qualifications

• Bachelor’s degree in CS/IT/Engineering required.
• Must have Oracle Database Administration experience.
• Proficiency in SQL and PL/SQL required.
• Knowledge of Oracle architecture, backup & recovery, and performance tuning.
• Working knowledge of Linux/Unix, filesystem management, and Cron jobs.
• Strong troubleshooting, analytical, communication, and documentation skills.
• Willingness to participate in 24/7 on-call support and incident response.

Responsibilities

• Monitor database health and performance using enterprise tools.
• Provide 24/7 Level 2 support and incident response for Oracle databases.
• Install, configure, upgrade, and maintain Oracle database software and storage.
• Plan and execute database changes per change management procedures.
• Assess risks and develop rollback plans for production changes.
• Conduct failover, switchover, backups, and disaster recovery tests.
• Identify and apply Oracle patches and service packs.
• Implement backup/recovery strategies and support audits/compliance.
• Maintain database administration documentation and SOPs.

Skills

Oracle DBA

SQL

PL/SQL

Linux/Unix

Troubleshooting

On-call support

Performance tuning

Education

Bachelor’s Degree in Computer Science/IT/Engineering

Tools

SQL*Plus / SQL Developer

Job description

Sciente International Pte. Ltd. is seeking an experienced Oracle Database Administrator to design, implement, maintain, secure, and optimize Oracle databases supporting production operations. The role requires 24/7 Level 2 support and acts as the SME for database incidents.

Responsibilities include monitoring health, performing backups, applying patches, and ensuring security/compliance across our Oracle environments. Strong troubleshooting and documentation skills are essential.