Z/OS System Administrator
Listed on 2026-06-12
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IT/Tech
Systems Administrator, Systems Engineer, IT Consultant, Cloud Computing
Job
-1
Job Title:
Z/OS System Administrator
Location: Midland, MI 48640
Duration: 12 Months (Contract to hire)
Rate Range: $55 - $67/hour on W2/ C2C (All inclusive)
Job Description:
We are seeking an experienced Senior z/OS Systems Programmer / Mainframe Administrator with 10+ years of hands-on experience managing enterprise mainframe environments. The ideal candidate will possess deep expertise in z/Architecture, z/OS administration, Sysplex/GDPS environments, disaster recovery, system upgrades, and performance optimization.
Key Responsibilities:
" Administer, maintain, and support IBM z/OS mainframe environments.
" Manage and maintain GDPS and Parallel Sysplex configurations.
" Perform system software installation, maintenance, and upgrades using SMP/E.
" Execute POR procedures and implement automation solutions.
" Support and manage z/OS, JES2, TSO/ISPF, DFSMS, VTAM, HMC, HCD, and related system components.
" Install, customize, and maintain IBM and ISV software products and utilities.
" Develop and implement User Mods and system enhancements.
" Plan and execute disaster recovery activities, including DR drills and recovery testing.
" Perform hardware refreshes, operating system migrations, and version upgrades.
" Analyze and optimize system performance, MIPS consumption, and capacity utilization.
" Drive software rationalization and specialty engine exploitation initiatives.
" Provide Level 3 technical support and serve as a subject matter expert for mainframe infrastructure.
" Collaborate with application, infrastructure, and operations teams to ensure platform stability and availability.
Required Skills:
" 10+ years of experience in z/OS Administration and Mainframe Systems Programming.
" Strong expertise in z/Architecture, GDPS, and Sysplex setup and maintenance.
" Extensive experience with SMP/E installation and maintenance activities.
" Strong hands-on experience with POR procedures and automation.
" Deep knowledge of z/OS, JES2, TSO/ISPF, DFSMS, VTAM, HMC, and HCD.
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Experience with IBM and third-party ISV utilities and tools.
" Proven experience in disaster recovery planning, setup, and execution.
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Experience with mainframe migrations, hardware refreshes, and version upgrades.
" Strong troubleshooting, performance tuning, and problem-solving skills.
Preferred
Skills:
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Experience with MIPS optimization and capacity planning.
" Knowledge of specialty engines (zIIP, zAAP) and workload optimization.
" Exposure to enterprise automation and monitoring tools.
" Excellent communication and stakeholder management skills.
Company Benefits & Culture
- Competitive salary and benefits package
- Supportive and collaborative work environment
- Opportunities for professional growth and development
For immediate consideration please click APPLY to begin the screening process with Alex.
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