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Niche mainframe skillset and senior 9+ years requirement lowers candidate competition.
Highly domain-specific mainframe expertise limits cross-industry transferability.
Explicit 9+ years, specific z/OS and IBM z hardware expertise, and 24/7 on-call requirement increase shortlist strictness.
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Manage day-to-day support and maintenance of mainframe z/OS systems including installation, configuration, and troubleshooting for clients.
Oversee assignments queue, prioritize tickets, and ensure system reliability including disaster recovery drills and patch management.
Advise on modernization initiatives, system performance optimization, and collaborate across teams to identify new business opportunities and solutions.
9+ years of experience in Mainframe z/OS system programming with hands-on expertise in installation, configuration, maintenance, and support.
Experience with SYSRES builds, PTF application, disaster recovery drills, and license key updates on z/OS 3.1 and IBM z16 hardware.
Working knowledge of mainframe GDPS and flip and stay disaster recovery model.
Willingness to provide 24/7 on-call support for system issue resolution.
Experienced in mainframe modernization projects and integration with cloud platforms such as Azure, AWS, or Google Cloud.
Familiar with IBM z16 and z17 systems and z/OS MF administration.
Able to provide leadership or mentoring within system programming teams and recommend system performance optimizations.