DBA Engineer

CTOS Data Systems; Malaysia; On-site; MYR 50,000 - 80,000; Full time

Job summary

CTOS Data Systems in Malaysia is seeking a highly skilled Database Administrator (DBA) to manage and optimize enterprise database platforms. The DBA will oversee over 100 production databases, ensuring their performance and security while collaborating with cross-functional teams.

The ideal candidate will have strong technical expertise, experience managing databases in financial environments, and proficiency in various RDBMS and NoSQL platforms. Certifications in cloud environments are advantageous.

Qualifications

• 3-7 years of experience managing production databases.
• Experience in 24x7 operations and incident response.
• Hands-on experience with cloud-native database services.

Responsibilities

• Administer diverse RDBMS and NoSQL platforms in production.
• Track database health and implement corrective actions.
• Develop scripts to streamline database operations.

Skills

Database management

Performance monitoring

SQL optimization

Operational support

Troubleshooting

Education

Bachelor’s Degree in Computer Science or related field

Certifications in RDBMS

Cloud certifications (e.g., AWS Certified SysOps Administrator)

Tools

MySQL

Oracle

MSSQL

PostgreSQL

MongoDB

Job description

We are Malaysia’s leading Credit Reporting Agency (CRA) and we are aggressively expanding our business, and looking for dynamic, driven and motivated individuals to join our team. Our Direct-To-Consumer segment (D2C), is one of our fastest growing product areas in the market, with an abundance of expansion plans and innovative ideas on hand.

ROLE OVERVIEW

We are seeking a highly skilled and proactive Database Administrator (DBA) to manage and optimize enterprise database platforms supporting mission‑critical applications. This role involves overseeing more than 100 production databases across hybrid environments, ensuring performance, availability, scalability, and security. The DBA will perform proactive monitoring, performance tuning, patching, and upgrades, while collaborating with cross‑functional teams on database design, capacity planning, and migration projects—including transitions from legacy systems. The position requires strong technical expertise, analytical problem‑solving, and flexibility to support off‑hours operations when required.

The role will also be expected to contribute to technical documentation and participate in project planning and implementation.

KEY RESPONSIBILITIES

• Database management: Administer, maintain, and support diverse RDBMS and NoSQL platforms in production environments.
• Performance monitoring: Track database health, proactively identify issues, and implement corrective actions.
• Maintenance operations: Execute backups, restores, and routine health checks to ensure data integrity.
• Replication & clustering: Configure and maintain HA/DR solutions to meet business continuity objectives.
• Troubleshooting: Diagnose abnormal behaviors, resolve bottlenecks, and ensure SLA compliance.
• SQL optimization: Perform query tuning and collaborate with application teams to enhance efficiency.
• Operational support: Provide daily support via ticketing systems and incident response.
• Migration projects: Plan and execute upgrades, platform transitions, and cross‑version migrations.
• Automation: Develop and maintain scripts to streamline database operations.
• Collaboration: Partner with developers, vendors, and analysts on design and implementation.
• Capacity planning: Forecast growth, recommend resource scaling, and optimize utilization.
• Documentation: Prepare and maintain technical runbooks, procedures, and knowledge bases.

WHAT DOES IT TAKE TO BE SUCCESSFUL

Qualifications

1. Bachelor’s Degree, PostGraduate Diploma, or Professional Degree in Computer Science, Software Engineering, Information Technology, or a related discipline.

2. Certifications in RDBMS (e.g., Oracle, MySQL, Microsoft SQL Server) or NoSQL platforms (MongoDB, Cassandra) to validate expertise in database administration and operations.

3. Cloud certifications including AWS Certified SysOps Administrator or equivalent cloud credentials will be an added advantage).

Work Experience

1. 3–7 years of hands‑on experience managing production databases in enterprise or financial environments.

2. Experience working in 24x7 operations environments, including incident response and SLA adherence.

3. Experience planning and executing database upgrades, platform transitions, and legacy system migrations.

4. Proven experience with AWS RDS, EC2, and cloud‑native database services.

1. Strong knowledge of RDBMS concepts and database administration best practices.

2. Hands‑on experience with MySQL, Oracle/Tibero, MSSQL, PostgreSQL

3. Experience with NoSQL databases (e.g., MongoDB) and cloud environments (AWS primarily) will be an added advantage.

4. Proficiency in SQL, query optimization, and troubleshooting.

5. Expertise in backup, restore, replication, and clustering.

6. Strong Linux command‑line and shell scripting skills.

7. Knowledge of Python or PowerShell will be an added advantage.

8. Strong analytical, problem‑solving, and communication skills.

9. Ability to work under pressure, meet deadlines, and support off‑hours operations.