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Mainframe IMS Solution Architect
Job in
Ann Arbor, Washtenaw County, Michigan, 48113, USA
Listed on 2025-12-02
Listing for:
Compunnel, Inc.
Full Time
position Listed on 2025-12-02
Job specializations:
-
IT/Tech
Systems Engineer, IT Consultant, Cloud Computing, IT Support
Job Description & How to Apply Below
We are seeking a highly experienced Mainframe IMS Solution Architect with 15+ years of expertise in IMS systems architecture, installation, configuration, and performance optimization.
The ideal candidate will possess deep technical knowledge of IMS/TM and IMS/DB subsystems, integration with enterprise systems, and advanced troubleshooting skills.
This role involves leading IMS solution design, upgrades, and maintenance while ensuring system reliability, scalability, and compliance with best practices.
Key Responsibilities- Install, upgrade, maintain, and customize IMS products, including applying usermods.
- Manage and support related software products.
- Configure CICS and establish subsystem connectivity.
- Plan, test, and implement IMS software upgrades, RSUs, and feature enhancements.
- Design and maintain IMS/TM and IMS/DB subsystems, message processing regions, and Sysplex integration.
- Define and maintain IMS databases using DBDs and PSBs; execute DL/I utilities.
- Develop IMS applications in COBOL, write exits in Assembler, and automate tasks using REXX.
- Install, configure, and patch IMS regions; manage control blocks; deploy via SMP/E or z/OSMF; manage SYSGEN and connectivity for MQ, CICS, and DB2.
- Monitor IMS transaction and database performance; optimize buffer pools, logging, and threading.
- Diagnose transaction failures, database lock contention, and communication errors using trace tools and dumps.
- Implement IMS restart strategies and integrate with DFSMShsm for log retention and recovery.
- Connect IMS with CICS, DB2, MQ, and web services using IMS Connect or GATEWAY.
- Create runbooks, architecture diagrams, and change‑control records; coordinate with developers and operations teams.
- Stay current with IBM Redbooks, IMS enhancements, and industry best practices.
- 15+ years of experience in IMS architecture and administration.
- Expertise in IMS/TM, IMS/DB, and integration with enterprise systems.
- Strong knowledge of z/OS, SMP/E, JES2, JCL, and related utilities.
- Proficiency in COBOL, Assembler, and REXX programming.
- Hands‑on experience with performance tuning, troubleshooting, and disaster recovery strategies.
- Familiarity with MQ, CICS, DB2, and LU6.2/NJE connectivity.
- Experience with microservices integration and middleware.
- Familiarity with automation tools and scripting for mainframe environments.
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