Database Administrator (DB2)Database Administrator (DB2)

ELLIOTT MOSS CONSULTING PTE. LTD.Singaporemycareersfuturepublished 08/27/2026

Job Description · We are seeking an experienced Application Database Administrator (DBA) with strong expertise in Mainframe DB2 on z/OS administration and data migration. · The role is responsible for database setup, administration, performance monitoring, backup and recovery, database design reviews, SQL tuning, and operational support. · The ideal candidate will have hands-on experience in migrating data from Mainframe DB2 on z/OS to flat files using scripts or tools within the mainframe environment and ensuring database reliability, performance, and compliance with governance standards. Key Responsibilities

  • Administer and support Mainframe DB2 on z/OS databases in production and non-production environments.
  • Perform database setup, configuration, maintenance, backup, recovery, and disaster recovery activities.
  • Plan and execute database migrations, including migration of data from Mainframe DB2 on z/OS to flat files using scripts or mainframe tools.
  • Monitor database performance, availability, and capacity; proactively identify and resolve issues.
  • Analyze and tune SQL queries and database objects to improve application performance.
  • Review database designs and recommend improvements to data models based on business and application requirements.

Required Skills & Experience

  • Minimum 4+ years of experience as a Mainframe DB2 on z/OS Database Administrator.
  • Strong expertise in DB2 for z/OS database administration, support, and maintenance.
  • Hands-on experience in data migration from Mainframe DB2 on z/OS to flat files using scripts, utilities, or mainframe tools.
  • Experience with database backup, recovery, disaster recovery planning, and implementation.
  • Strong knowledge of database design, data modeling, and SQL performance tuning.
  • Experience in database monitoring, troubleshooting, and performance optimization.