Description

You manage IBM z/OS IMS environments, ensuring stability, performance, and security for mission-critical banking systems. You handle IMS DB and IMS TM subsystem administration, from installation to patching.

This role is hybrid.

Responsibilities

• Install, configure, and maintain IMS DB and IMS TM subsystems on IBM z/OS.
• Manage IMS system definitions, including DBDs, PSBs, ACB libraries, and control regions.
• Tune buffer pools, parameters, and system resources to optimize performance and resolve bottlenecks.
• Troubleshoot system issues by analyzing logs, dumps, abends, and database errors.
• Support IMS utilities, backup/recovery processes, and disaster recovery testing.

Required Skills

• 7+ years of experience with IBM z/OS operating system.
• Hands-on experience with IMS DB and IMS TM administration.
• Deep knowledge of DBD/PSB/ACB management and IMS control regions.
• Experience with buffer pool tuning and performance optimization.
• Strong troubleshooting skills using dump analysis, log analysis, and abend resolution.
• Experience integrating IMS with DB2, CICS, MQ, and distributed systems.
• Familiarity with RACF security controls for IMS environments.
• Proficiency with SMP/E, JCL, TSO/ISPF, and SDSF.
• Understanding of Sysplex and high availability architectures.

Preferred Skills

• Exposure to IMS modernization or API enablement (z/OS Connect, REST integration).
• Experience with monitoring tools (OMEGAMON, MainView, RMF).
• Knowledge of automation tools (REXX, Ansible, z/OSMF workflows).

Key Skills

Education

Bachelor's degree