Mainframe z/OS L3 Support

Job Summary

A company is looking for a Mainframe z/OS L3 professional.

Key Responsibilities

• Troubleshoot technical issues and perform root cause analysis
• Manage installation, configuration, and migration of z/OS systems
• Ensure maximum uptime and compliance with SLA requirements

Required Qualifications

• Minimum of 15 years of experience in mainframe z/OS environments
• Strong knowledge of z/OS services, JES concepts, and catalog management
• Experience with JCL, REXX, CLIST, and Assembler EXITS
• Proficient in installing and supporting ISV products and performing system upgrades
• Ability to design capacity forecast models and perform performance tuning