Note: The job is a remote job and is open to candidates in USA. ClearBridge Technology Group is seeking a Senior z/OS Systems Administrator to support, maintain, and automate a large-scale IBM mainframe environment. The role involves complex troubleshooting, system upgrades, infrastructure modernization, and independent administration of z/OS systems and related tools.
Responsibilities
- Install, configure, upgrade, and support IBM z/OS operating systems and third-party software
- Use SMP/E extensively to manage installations, PTFs, APARs, HOLDDATA processing, and CSI zones
- Develop and maintain REXX scripts to automate system administration, monitoring, and operational processes
- Administer and utilize z/OSMF workflows, plugins, and services for system management
- Perform root-cause analysis on complex system issues using logs, dumps, and diagnostic tools
- Partner with cross-functional infrastructure teams, maintain technical documentation, and mentor junior administrators
Skills
- 10+ years of enterprise-level experience with both SMP/E and REXX scripting automation
- Strong hands-on proficiency with IBM z/OSMF, JCL, TSO/ISPF, and UNIX System Services (USS)
- Proven ability to diagnose complex mainframe issues independently and manage system-level changes
- Excellent analytical, documentation, and technical communication skills
- Familiarity with JES2, RACF, TCP/IP, and HMC
- Experience with Parallel Sysplex, WLM, RMF/SMF, and DFSMS
- Knowledge of Disaster Recovery planning and mainframe performance-monitoring tools
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