Senior Mainframe Systems Programmer - Hardware

Role overview Maintain and improve enterprise mainframe hardware, keeping processor, storage, and tape environments reliable and ready for change. The role combines hands-on configuration and maintenance with incident response, client transition support, disaster recovery, and improvements to team processes.

Responsibilities - Keep hardware at current microcode levels and configure processor and storage resources, including model conversions and capacity updates. - Perform I/O configuration work and replicate DASD and tape data using supported technologies. - Troubleshoot major hardware incidents, restore service, investigate root causes, and coordinate vendor escalation for critical issues. - Support client migrations, disaster recovery exercises, and technical consultations across multiple customer environments. - Develop automation, tools, documentation, and repeatable procedures to improve support efficiency; mentor colleagues as needed. - Handle change-management records and provide round-the-clock on-call support.

Requirements - At least 10 years of related experience; a bachelor’s degree or equivalent work experience. - Experience with hardware management consoles for mainframe processors, disk, and tape. - Strong understanding of disk and tape architecture and of IOCP, IOCDS, and IODF. - Experience with IBM Copy Services Manager and familiarity with VTAM and TCP/IP concepts. - Ability to diagnose hardware issues promptly and analyze DASD and tape subsystem performance. - Able to work effectively in a shared support model and respond to high-severity incidents.

Benefits and work setup - Remote work is available when client-site work is not required; flexible scheduling is offered. - Benefits include paid time off, health coverage options, retirement plan matching, family leave, education support, and wellness offerings.