Mainframe IMS Engineer - Contract - Fully remote

We are seeking a Mainframe IMS Engineer to support enterprise-scale IMS environments. This role involves delivering product upgrades, configuration, database management, and performance tuning within a complex z/OS landscape.

Responsibilities Install, upgrade, and maintain IMS software (including usermods, RSUs, and feature enhancements). Configure and administer IMS/TM, IMS/DB, and connectivity with CICS, DB2, and MQ. Define and maintain IMS databases (DBDs, PSBs, DL/I utilities). Support system upgrades using SMP/E and z/OSMF. Tune IMS performance: buffer pools, logging, threading, and transaction throughput. Troubleshoot transaction failures, lock contention, and communication issues. Manage backup/recovery strategies and IMS restarts. Document runbooks, architecture diagrams, and change-control records. Collaborate closely with developers, DBAs, and infrastructure teams. Experience Extensive IMS engineering experience in enterprise Mainframe environments. Strong expertise in IMS/TM, IMS/DB, and z/OS system integration. Skilled in Cobol, Assembler exits, REXX Scripting, and automation. Proven experience with CICS configuration, subsystem connectivity, and SMP/E maintenance. Apply