Senior Data Architect: AWS PostgreSQL Migration Lead

Billennium; Kuala Lumpur; On-site; MYR 180,000 - 300,000; Full time

Benefits offered by this job

Health insurance coverage

EPF employer contribution (15%)

Additional 2 days of annual leave per

Health screening allowance

Optical coverage reimbursement

Job summary

Billennium in Kuala Lumpur, Malaysia seeks a seasoned Data Architect to lead a strategic data transformation within the insurance sector. The role centers on migrating legacy IBM DB2 systems to AWS-based platforms with PostgreSQL as a core target, ensuring performance, scalability and data integrity.

You will define end-to-end data architecture, design models, govern data across platforms, and mentor data engineering teams while engaging with senior stakeholders.

Qualifications

• 10+ years of experience in Data Engineering, with at least 3 years in a Data Architect role.
• Strong hands-on expertise in relational databases (IBM DB2, PostgreSQL preferred).
• Proven track record in large-scale data migration projects, especially to AWS.
• Strong knowledge of data modeling, database design, and performance tuning.
• Hands-on experience with AWS data services (RDS, Aurora, DMS; Redshift is a plus).
• Experience in the insurance or financial services domain is highly preferred.
• Knowledge of data governance, compliance, and security frameworks.

Responsibilities

• Define end-to-end data architecture strategy for enterprise systems.
• Lead database migration from IBM DB2 to AWS (PostgreSQL), including planning, design, and execution.
• Design conceptual, logical, and physical data models aligned with business needs.
• Ensure data consistency, integrity, security, and governance across platforms.
• Optimize database performance and scalability in AWS environments; collaborate with cross-functional teams.
• Establish architecture standards, best practices, and frameworks.
• Perform impact analysis, risk assessment, and mitigation planning for migration activities.
• Provide technical leadership and mentorship to data engineering teams.

Skills

Relational databases

IBM DB2

PostgreSQL

AWS data services

Data modeling

Data governance

Job description

Billennium in Kuala Lumpur, Malaysia seeks a seasoned Data Architect to lead a strategic data transformation within the insurance sector. The role centers on migrating legacy IBM DB2 systems to AWS-based platforms with PostgreSQL as a core target, ensuring performance, scalability and data integrity.

You will define end-to-end data architecture, design models, govern data across platforms, and mentor data engineering teams while engaging with senior stakeholders.