Mainframe CICS System Administrator

Motion Recruitment

Chandler (AZ)

Hybrid

USD 110,000 - 150,000

Full time

2 days ago

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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

A well-established enterprise organization is seeking a Mainframe CICS System Administrator to join its infrastructure operations team in the Phoenix, Arizona area. This is a full-time hybrid position requiring onsite attendance three days per week. The environment includes IBM CICS Transaction Server, z/OS platforms, enterprise monitoring tools, and large-scale transaction processing systems that support critical business functions.

Required Skills & Experience

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

This opportunity is ideal for an experienced mainframe professional who enjoys solving complex technical issues, improving system performance, and maintaining highly available environments. The organization is investing in modernization initiatives while continuing to support critical legacy infrastructure, providing exposure to both operational excellence and long-term transformation efforts. The successful candidate will work alongside experienced infrastructure professionals and contribute directly to platform reliability and performance.

Desired Skills & Experience