CICS Mainframe Systems Admin — Performance Tuning

PTR Global; Chandler (AZ); On-site; USD 120,000 - 160,000; Full time

Job summary

PTR Global is seeking a skilled Mainframe CICS System Administrator to manage, maintain, and optimize CICS Transaction Server environments across production, test, and disaster-recovery regions in Chandler, Arizona. Ideal candidates will have hands-on IBM z/OS experience, strong CICS administration, performance monitoring, and troubleshooting skills, plus the ability to work onsite three days per week.

Join PTR Global to help ensure system reliability, drive uptime, and support rapid change in a

Qualifications

• Hands-on CICS administration on IBM z/OS.
• Experience with CICS installation, upgrades, and maintenance.
• Knowledge of DFHSIT and system initialization parameters.

Responsibilities

• Administer, maintain, upgrade, and tune CICS Transaction Server environments.
• Perform CICS installation, upgrades, PTF application, and maintenance.
• Configure and support CICS regions, including DFHSIT and system initialization parameters.
• Monitor and troubleshoot performance issues, including transaction response time, CPU utilization, and storage usage.
• Collaborate with teams to ensure system reliability and efficiency.
• Work onsite three days per week as required.

Skills

CICS Transaction Server

CICS installation & upgrades

DFHSIT parameters

Performance monitoring

Troubleshooting

Onsite work readiness

Tools

OMEGAMON

MainView

TMON

Job description

PTR Global is seeking a skilled Mainframe CICS System Administrator to manage, maintain, and optimize CICS Transaction Server environments across production, test, and disaster-recovery regions in Chandler, Arizona. Ideal candidates will have hands-on IBM z/OS experience, strong CICS administration, performance monitoring, and troubleshooting skills, plus the ability to work onsite three days per week.

Join PTR Global to help ensure system reliability, drive uptime, and support rapid change in a