Senior DBA Engineer — Enterprise Database Ops & Migrations

CTOS; Petaling Jaya; On-site; MYR 120,000 - 180,000; Full time

Job summary

CTOS in Malaysia is seeking a highly skilled Database Administrator (DBA) to manage and optimize enterprise database platforms supporting mission‑critical applications, overseeing 100+ production databases across hybrid environments for performance, availability, and security.

You will perform monitoring, tuning, backups, restores, patching, and upgrades, collaborate on database design and migrations from legacy systems, and contribute to documentation and project planning.

Qualifications

• Bachelor’s degree or higher in computer science, software engineering, IT, or related field.
• Certifications in RDBMS (Oracle, MySQL, SQL Server) or NoSQL (MongoDB, Cassandra) validate database expertise.
• Cloud certifications (AWS SysOps or equivalent) are a plus.

Responsibilities

• Administer and support multiple production databases across hybrid environments.
• Monitor performance and proactively tune queries and configurations.
• Perform backups, restores, patching, and routine health checks.
• Configure HA/DR solutions for business continuity.
• Troubleshoot issues and ensure SLA compliance.
• Collaborate with developers and cross‑functional teams on design and migrations.
• Plan capacity and optimize resource utilization.
• Migrate legacy systems and manage platform upgrades.
• Develop and maintain automation scripts for DB operations.
• Create and maintain runbooks and technical documentation.
• Provide on‑call/off‑hours support when required.
• Participate in project planning and implementation activities.

Skills

RDBMS certifications

Cloud certifications

Education

Bachelor’s Degree / Post Graduate Diploma in Computer Science, IT, or related

Tools

Oracle

MySQL

Microsoft SQL Server

MongoDB

Cassandra

Job description

CTOS in Malaysia is seeking a highly skilled Database Administrator (DBA) to manage and optimize enterprise database platforms supporting mission‑critical applications, overseeing 100+ production databases across hybrid environments for performance, availability, and security.

You will perform monitoring, tuning, backups, restores, patching, and upgrades, collaborate on database design and migrations from legacy systems, and contribute to documentation and project planning.