Job Title : Mainframe DBA.

Location : Bangalore / Gurgaon.

Experience : 5 - 9 Years.

Job Description :

We are looking for an experienced Mainframe DBA with strong expertise in DB2 z/OS and IMS to support mission-critical databases across development, testing, pre-production, and production data-sharing environments. The role involves database design, optimization, break-fix support, security administration, automation, and implementation of new database features.

Key Responsibilities :

- Design, administer, optimize, and support DB2 z/OS v12 and IMS v15 databases.

- Work with IMS FF/FP databases and DB2 z/OS data-sharing environments.

- Convert logical database models into physical database designs.

- Perform access path re-engineering and optimization for large-scale databases.

- Administer database security in accordance with zDBMS standards.

- Perform backups, reorganizations, database analysis, and troubleshooting.

- Diagnose and resolve database errors and performance issues.

- Use BMC Admin tools, including Change Manager, for database administration.

- Work with IBM Data Studio, IBM utilities, and BMC utilities for DB2 and IMS.

- Support database feature implementations, automation, and break-fix activities.

- Drive/support application migration initiatives from z/OS to PostgreSQL.

- Support conversion of VSAM tablespaces to Universal Table Spaces (UTS) in preparation for DB2 z/OS v13 and large-scale database growth.

- Support mission-critical applications and large database environments.

- Collaborate with application, infrastructure, and development teams.

- Mentor junior DBAs and provide technical guidance.

Required Skills :

- DB2 z/OS

- IMS / IMS DB

- IMS FF/FP

- Mainframe Database Administration

- Database Design & Modeling

- Access Path Optimization

- DB2 Performance Tuning

- DB Security Administration

- Backup & Recovery

- Reorg & Database Utilities

- BMC Admin Toolset / Change Manager

- IBM Data Studio

- IBM/BMC DB2 & IMS Utilities

- VSAM / Universal Table Spaces

- PostgreSQL migration exposure

Preferred Qualification :

- Bachelor's degree in Computer Science, Information Management, or a related field.