Senior z/OS Systems Administrator | Long Term Contract | Remote(EST/CST)

Description:

• Install, configure, maintain, and support IBM z/OS and related system software.
• Perform z/OS upgrades, maintenance, system modifications, and lifecycle management.
• Use SMP/E to manage installations, upgrades, PTFs, APARs, HOLDDATA, SYSMODs, zones, and CSI datasets.
• Develop and maintain REXX scripts for administration, monitoring, reporting, maintenance, and operational automation.
• Administer, configure, and support z/OS Management Facility (z/OSMF), including services, workflows, and plugins.
• Troubleshoot complex z/OS issues, perform root-cause analysis, and resolve system problems.
• Monitor system performance, availability, capacity, and overall health.
• Collaborate with operations, application, storage, network, security, and database teams on infrastructure issues.
• Participate in migrations, disaster recovery testing, modernization initiatives, production support, and on-call activities.
• Maintain technical documentation, operating procedures, configuration standards, and runbooks while mentoring other administrators.

Requirements:

• Advanced experience administering and troubleshooting IBM z/OS environments.
• Extensive experience with SMP/E, including PTFs, APARs, HOLDDATA, SYSMODs, zones, and CSI datasets.
• Experience developing REXX scripts for z/OS automation and operational support.
• Experience administering and configuring IBM z/OS Management Facility (z/OSMF).
• Experience with z/OS upgrades, maintenance, migrations, lifecycle management, and system modifications.
• Strong system problem-determination and root-cause-analysis skills.
• Experience monitoring mainframe performance, availability, capacity, and system health.
• Ability to collaborate across infrastructure, application, storage, network, security, and database teams.
• Availability for production support and on-call responsibilities as required.

Benefits:

• Remote work arrangement.
• Long-term contract engagement.
• Hourly rate is open/negotiable.
• Compensation and contact details may be submitted with the application.