Mainframe CICS System Administrator (CICS)

Location: Chandler, Arizona, United States; onsite three days per week

Company

Provides information technology and workforce solutions through a large professional services organization operating across the United States and Canada.

What you will do

• Administer, maintain, upgrade, and tune CICS Transaction Server environments.
• Install CICS, apply upgrades and PTFs, and perform ongoing maintenance.
• Configure and support CICS regions, including DFHSIT and system initialization parameters.
• Monitor and troubleshoot transaction response time, CPU utilization, storage usage, and other performance issues.
• Support CICS environments across production, test, and disaster-recovery regions.
• Collaborate with technical teams to improve system reliability and efficiency.

Requirements

• Hands-on experience administering CICS Transaction Server on IBM z/OS.
• Experience with CICS installation, upgrades, and maintenance.
• Strong knowledge of DFHSIT and CICS system initialization parameters.
• Experience with performance monitoring and troubleshooting.
• Ability to analyze transaction response time, CPU utilization, and storage usage.
• Willingness to work onsite three days per week in Chandler, Arizona.

Nice to have

• Experience supporting production, test, and disaster-recovery CICS environments.
• Familiarity with OMEGAMON, MainView, or TMON.
• Expertise in CICS performance tuning and bottleneck elimination.

Culture & Benefits

• Contract engagement.
• Full-time consultants may receive medical, dental, and vision benefits.
• Benefits may include 401(k) contributions, paid time off, and sick leave where applicable.