Oracle Database Administrator

2 days ago

Singapore AVATAR TECHNO SERVICES PTE. LTD. Full time $150,000 - $200,000 per year

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 rotation and support weekend deployments when necessary.

  • Document architecture, configurations, and procedures for audit and knowledge transfer.

Requirements

  • Bachelor's degree in Computer Science, Information Technology, or related field.

  • 6 years of hands-on Oracle DBA experience with at least 3 years in a senior/L3 role.

  • Expertise in Oracle, ASM, RMAN, Data Guard, and GoldenGate.

  • Strong knowledge of Oracle internals, performance diagnostics (AWR, ASH, TKPROF), and troubleshooting tools.

  • Experience with cloud platforms (OCI, AWS RDS for Oracle, or Azure Database for Oracle).

  • Familiarity with ITIL processes and incident/change/problem management.

  • Scripting experience (Shell, Python, or similar) for automation and monitoring.

  • Excellent communication skills and the ability to work in a high-pressure environment.

  • Willing to learn SAP HANA

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