Senior Mainframe CICS Administrator — Hybrid (Phoenix)

Motion Recruitment; Chandler (AZ); Hybrid; USD 110,000 - 150,000; Full time

Job summary

Motion Recruitment is seeking a seasoned Mainframe CICS System Administrator to join our enterprise client’s infrastructure team in the Phoenix, Arizona area. This full-time hybrid role requires onsite attendance three days per week and offers exposure to CICS TS on z/OS, complex transaction processing, and modernizing initiatives alongside veteran professionals.

You’ll install, configure, and maintain production, testing, and disaster recovery environments, monitor health and performance, and

Qualifications

• 5+ years of experience supporting IBM mainframe environments.
• Hands-on CICS Transaction Server (CICS TS) administration experience.
• Experience applying PTFs and supporting software maintenance activities.
• Knowledge of production, testing, and disaster recovery environments.
• Experience monitoring system health and resource utilization.
• Strong troubleshooting and root-cause analysis abilities.
• Understanding of transaction processing systems.
• Experience managing system configurations and startup parameters.

Responsibilities

• Install, configure, and support CICS Transaction Server environments.
• Apply maintenance, upgrades, and software updates.
• Administer production, testing, and disaster recovery regions.
• Monitor platform performance and system availability.
• Analyze CPU consumption, storage utilization, and transaction metrics.
• Perform tuning activities to improve overall system efficiency.
• Troubleshoot infrastructure and platform issues.
• Partner with engineering, operations, and support teams.

Skills

CICS Administration

Mainframe z/OS

System monitoring

Troubleshooting

Disaster recovery

Performance tuning

Startup parameters

PTF maintenance

DR environments

Root-cause analysis

Capacity planning

Tools

OMEGAMON

MainView

TMON

Job description

Motion Recruitment is seeking a seasoned Mainframe CICS System Administrator to join our enterprise client’s infrastructure team in the Phoenix, Arizona area. This full-time hybrid role requires onsite attendance three days per week and offers exposure to CICS TS on z/OS, complex transaction processing, and modernizing initiatives alongside veteran professionals.

You’ll install, configure, and maintain production, testing, and disaster recovery environments, monitor health and performance, and