Database Administrator (DBA)

• Administer, operate, and optimize database systems (primarily Oracle) for key applications such as Core Banking, Card System, and ERP.

• Ensure database stability, security, and 24/7 operational continuity.

• Manage database high availability, including backup, recovery, and failover processes.

• Collaborate with Back-end / Front-end development teams to support deployment, testing, and performance optimization during software development.

• Build and maintain high-quality, scalable, and secure database systems to meet business requirements.

• Optimize queries and database structures for better performance and scalability.

• Establish, enforce, and document database policies, standards, and procedures.

• Monitor system performance, apply patches and updates, and troubleshoot issues when required.

• Perform other duties as assigned by management.

QUALIFICATIONS

• Bachelor’s degree in Information Technology, Information Systems, or related fields.

• Minimum 3 years of experience as a Database Administrator (DBA) using Oracle, MS SQL, MySQL, PostgreSQL, etc.

• Strong understanding of database architecture, security, backup, and recovery in production environments.

• Proficient in SQL/PL-SQL, with solid experience in query optimization, performance monitoring, and troubleshooting.

• Holding Oracle OCP/OCA certification or equivalent is preferred.

• Strong communication, analytical, and problem-solving skills.

• English or Korean proficiency is an advantage.