Our Client is seeking a skilled Mainframe IMS Application DBA to support and manage IMS database environments within a large enterprise mainframe platform. This role focuses on ensuring the reliability, performance, and integrity of IMS databases that support mission-critical applications. The Mainframe IMS Application DBA will work closely with application developers, system programmers, and operations teams to maintain stable production environments and optimize data processing workflows.

What You’ll Do:

• Support and administer IMS database environments (IMS DB/IMS DB/DC)
• Execute and support IMS utilities (load, unload, reorg, recovery, etc.)
• Monitor and tune database performance and resource utilization
• Collaborate with IMS System Programmers and infrastructure teams to ensure database availability
• Participate in production support activities and incident resolution
• Maintain documentation for database configurations, processes, and procedures

Manage and maintain IMS database types such as:

• Full Function Databases
• Fast Path Databases
• HALDB (High Availability Large Databases)

Perform database administration tasks including:

• REORGs and database maintenance
• Image copy and backup processes
• Recovery and restart procedures
• Dataset and space management

Troubleshoot and resolve:

• Data inconsistencies
• Abends and job failures
• Performance bottlenecks

Work with application teams to support:

• Batch and online processing
• Database access optimization