Senior z/OS Systems Administrator | Long Term Contract | Remote(EST/CST)
LocationUnited States
Work moderemote
Typecontract
SenioritySenior
Company size1,001–5,000 people
PostedAug 24, 2026 · 1mo ago
Verified live1d ago
At a glanceSummarised by Seekless from the posting.
Install, configure, maintain, and support IBM z/OS operating systems and related system software
Perform z/OS upgrades, maintenance, system modifications, and lifecycle management
Provide advanced administration and troubleshooting of z/OS environments
Use SMP/E extensively for installation, maintenance, upgrades, PTFs, APARs, HOLDDATA processing, and management of IBM and third-party software
Analyze SMP/E environments, zones, CSI datasets, SYSMODs, and maintenance requirements
Develop and maintain REXX scripts to automate z/OS administration, monitoring, reporting, maintenance, and operational processes
Identify manual processes that can be improved through REXX-based automation
Administer and support IBM z/OS Management Facility (z/OSMF)
Configure and maintain z/OSMF services, workflows, plugins, and system management functions
Utilize z/OSMF for system management, configuration, monitoring, and automation
Perform system problem determination, root-cause analysis, and resolution of complex z/OS issues
Monitor system performance, availability, capacity, and overall system health
Work with operations, application, storage, network, security, and database teams to resolve mainframe infrastructure issues
Participate in system upgrades, migrations, disaster recovery testing, and infrastructure modernization initiatives
Maintain system documentation, operating procedures, configuration standards, and technical runbooks
Provide technical leadership and mentoring to other mainframe systems administrators
Participate in production support and on-call activities as required
Skills
IBM z/OS
SMP/E
REXX
IBM z/OS Management Facility (z/OSMF)
Title: Z/os System Administrator
Location: Remote
Type: Long Term Contract
Rate: $Open/hr.
Requirements
Key Responsibilities
•
Install, configure, maintain, and support IBM z/OS operating systems and related system software.
•
Perform z/OS upgrades, maintenance, system modifications, and lifecycle management.
•
Provide advanced administration and troubleshooting of z/OS environments.
•
Use SMP/E (System Modification Program/Extended) extensively for installation, maintenance, upgrades, PTFs, APARs, HOLDDATA processing, and management of IBM and third-party software.
•
Analyze SMP/E environments, zones, CSI datasets, SYSMODs, and maintenance requirements.
•
Develop and maintain REXX scripts to automate z/OS administration, monitoring, reporting, maintenance, and operational processes.
•
Identify manual processes that can be improved through REXX-based automation.
•
Administer and support IBM z/OS Management Facility (z/OSMF).
•
Configure and maintain z/OSMF services, workflows, plugins, and system management functions.
•
Utilize z/OSMF for system management, configuration, monitoring, and automation.
•
Perform system problem determination, root-cause analysis, and resolution of complex z/OS issues.
•
Monitor system performance, availability, capacity, and overall system health.
•
Work with operations, application, storage, network, security, and database teams to resolve mainframe infrastructure issues.
•
Participate in system upgrades, migrations, disaster recovery testing, and infrastructure modernization initiatives.
•
Maintain system documentation, operating procedures, configuration standards, and technical runbooks.
•
Provide technical leadership and mentoring to other mainframe systems administrators.
•
Participate in production support and on-call activities as required.
Benefits
If Interested please send your updated resume to:[email protected]and include your rate/Salary requirement along with your contact details with a suitable time when we can reach you. If you know of anyone in your sphere of contacts, who would be a perfect match for this job then, we would appreciate if you can forward this posting to them with a copy to us.
We look forward to hearing from you at the earliest
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