Senior DB2 Database Architect & Performance Lead

TECHEMERGE SOLUTIONS PTE. LTD.

Singapore

On-site

SGD 140,000 - 190,000

Full time

12 days ago

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Job summary

TECHEMERGE SOLUTIONS PTE. LTD. is seeking a seasoned DB2 Database Administrator in Singapore.

The role focuses on reviewing SQL, optimizing performance, and guiding developers on DB2 best practices. You will participate in database design, manage migrations across environments, and troubleshoot complex issues to ensure data integrity and system reliability. The ideal candidate brings 10+ years of DB2 experience, familiarity with JCL/VSAM, and a strong grounding in mainframe storage concepts.

Qualifications

10+ years of DB2 administration experience preferred.
Strong background in IT, CS/CE or related discipline.
Familiar with mainframe storage concepts and DB2 utilities.

Responsibilities

Reviewing and optimising SQL queries written by developers for performance and standards.
Assisting in database design: tables, indexes, relationships to support features.
Troubleshooting DB2 issues including error codes, performance and data integrity.
Supporting changes through DEV/TEST/UAT/PROD and coordinating migrations.
Monitoring DB performance and applying tuning like table reorganisations and stats.
Guiding developers on DB2 best practices and efficient query writing.
Supporting testing with data refreshes, test data prep, and validation.