Senior Mainframe Systems Programmer – zOS

Ensono • Annapolis, MD, United States • Posted June 03, 2026

Location Annapolis, MD
Job Type Full-time
Category other-general
Posted June 03, 2026
Senior Mainframe Systems Programmer – zOSRemote - United StatesJR012647

Position Summary

The Senior Mainframe Systems Programmer provides support for on-going projects that require the installation, testing, and implementation of new operating systems and other ‘system’ software. Includes: Maintenance and debugging of systems software, Coordination with other technical teams (CICS, Database, Network, Hardware/Storage, etc) in accomplishing assigned tasks, Research and evaluation of new software and hardware products, Assisting team members and other areas with technical questions and problem resolution, Monitoring and tuning of systems software, Functional knowledge, use of z/OS components and detailed knowledge of support products such as tape management, scheduling, security, monitoring systems, and other z/OS supporting systems software. Note: Thisis notan Applications Programming position.

Key Areas of Focus for this Role

+ Installation and maint...

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