Oracle Database Administrator

AVATAR MODERN TECHNO SERVICES PTE. LTD. • singapore, singapore, Singapore • Posted June 17, 2026

Location singapore, singapore
Job Type Full-time
Category Other-General
Posted June 17, 2026
Job Description & Requirements 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 rotati...

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