Oracle Database Administrator

16 hours ago

Pasig, National Capital Region, Philippines Seven Seven Global Services, Inc. Full time $40,000 - $80,000 per year

ORACLE DATABASE ADMINISTRATOR

We are seeking an experienced Oracle Database Administrator (DBA) responsible for the installation, configuration, maintenance, and performance optimization of Oracle database systems. The Oracle DBA will ensure database reliability, high availability, security, and efficient performance across production, development, and staging environments. This role requires strong technical expertise, proactive monitoring, and the ability to support mission-critical applications and business operations.

Key Responsibilities:

Database Administration & Maintenance

  • Install, configure, and upgrade Oracle Database software and related tools.
  • Perform regular database maintenance tasks including patching, tuning, backup, and recovery.
  • Monitor and optimize database performance, identifying bottlenecks and applying tuning methods (SQL tuning, index adjustments, optimizer improvements).
  • Manage tablespaces, schemas, partitions, datafiles, and user permissions.
  • Implement and maintain backup and recovery strategies using RMAN or other tools.
  • Ensure high availability through Oracle RAC, Data Guard, or other clustering/replication technologies.

Security & Compliance

  • Apply database security policies, including encryption, auditing, and access control.
  • Ensure compliance with company, industry, and regulatory standards for data protection and privacy.
  • Conduct regular database audits and vulnerability assessments.

Performance Monitoring & Troubleshooting

  • Monitor database health using Oracle Enterprise Manager or equivalent tools.
  • Diagnose and resolve performance issues, system errors, and database failures.
  • Optimize SQL queries and application database interactions to improve efficiency.

Data Management & Support

  • Support development teams with database design, query tuning, stored procedures, and data modeling.
  • Manage data migrations, imports/exports, and refreshes between environments.
  • Provide 24/7 on-call support for critical production issues when needed.

Documentation & Collaboration

  • Maintain detailed documentation of database configurations, standard operating procedures (SOPs), and recovery plans.
  • Collaborate with system administrators, developers, and application teams to ensure seamless integration and system reliability.
  • Participate in capacity planning and scalability initiatives to support future growth.

Qualifications & Skills:

Required:

  • Bachelor's degree in Computer Science, Information Technology, or a related field.
  • Proven experience as an Oracle DBA (Oracle 11g/12c/19c or higher).

  • Strong knowledge of:

  • Oracle Database Architecture

  • RMAN backup and recovery
  • SQL and PL/SQL
  • Oracle RAC, Data Guard, ASM
  • Database security and encryption
  • Performance tuning and optimization
  • Experience with Linux/Unix environments.
  • Strong analytical, troubleshooting, and problem-solving skills.
  • Ability to work in fast-paced, mission-critical environments.

Preferred:

  • Oracle certifications (OCA, OCP, OCM).
  • Experience with cloud databases (Oracle Cloud, AWS RDS, Azure DB).
  • Knowledge of scripting languages (bash, shell, Python).
  • Experience with Oracle GoldenGate or other replication tools.
  • Familiarity with DevOps pipelines or CI/CD environments.

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