Senior Data Migration Architect - Oracle Modernisation Lead

sanderson-ikas singapore; Singapore; On-site; SGD 180,000 - 260,000; Full time

Job summary

iKas International (Asia) Pte Ltd in Singapore is seeking a Lead / Principal Database Migration Architect to define the end-to-end migration strategy for Oracle environments within a large-scale transformation.

You will ensure data integrity, high availability, and minimal business disruption while building a scalable foundation for future platforms, and you will lead migration planning for Oracle RAC, Data Guard, and related technologies.

Qualifications

• 10+ years of experience in enterprise database architecture, database modernisation, or large-scale data migration.
• Deep expertise with Oracle Database, including Oracle RAC in production environments is a must.
• Strong knowledge of Oracle RAC, Data Guard, ASM, RMAN, SQL optimisation, and database performance tuning.
• Experience migrating large-scale Oracle transactional databases to modern database platforms.
• Hands‑on experience with ETL/ELT, data validation, reconciliation, and Change Data Capture (CDC) technologies.
• Experience with PostgreSQL, Amazon RDS, Aurora PostgreSQL, or similar cloud database platforms is advantageous.
• Strong stakeholder management and communication skills.

Responsibilities

• Define and lead the end-to-end database migration strategy for a large-scale platform transformation.
• Analyse legacy Oracle databases, schemas, and business logic to design modern target architectures.
• Lead migration planning for Oracle RAC environments, including cutover, rollback, and validation strategies.
• Design and implement data migration, ETL/ELT, validation, and reconciliation frameworks.
• Ensure data quality, performance, security, and operational resilience throughout the migration lifecycle.
• Partner with architecture, engineering, and business teams to deliver successful platform migration.

Skills

Oracle Database

Oracle RAC

Data Guard

RMAN

SQL optimisation

Migration planning

ETL/ELT

CDC

Cloud databases

Stakeholder mgmt

Tools

PostgreSQL

Amazon RDS

Aurora PostgreSQL

Oracle Exadata

Job description

iKas International (Asia) Pte Ltd in Singapore is seeking a Lead / Principal Database Migration Architect to define the end-to-end migration strategy for Oracle environments within a large-scale transformation.

You will ensure data integrity, high availability, and minimal business disruption while building a scalable foundation for future platforms, and you will lead migration planning for Oracle RAC, Data Guard, and related technologies.