Mainframe CICS System Administrator

ManpowerGroup Global, Inc.; Phoenix (AZ); On-site; USD 85,000 - 105,000; Full time

Job summary

ManpowerGroup Global, Inc. is seeking a Mainframe CICS System Administrator in Phoenix, AZ. The role requires strong hands-on experience with JCL and a deep understanding of Mainframe Operating Systems (z/OS). You will be responsible for system support and performance monitoring in a mainframe environment.

The position includes a duration of 12+ months with potential for extension, ideal for candidates with a proven background in CICS administration and systems programming.

Qualifications

• Strong hands-on experience with Job Control Language (JCL).
• Deep understanding of Mainframe Operating Systems (z/OS).
• Proven experience in Mainframe Support and production operations.
• Solid background in Systems Programming within a mainframe environment.
• Experience with CICS system administration and support.

Skills

JCL

Mainframe Operating Systems (z/OS)

Mainframe Support

Systems Programming

CICS system administration

TSO/ISPF utilities

Batch scheduling tools

System performance monitoring

Mainframe security frameworks

Analytical skills

Job description

Job Title: Mainframe CICS System Administrator

Duration: 12+ Month (Potential extension)

Location: Phoenix, AZ

Required Skills & Qualifications

• Strong hands‑on experience with Job Control Language (JCL)
• Deep understanding of Mainframe Operating Systems (z/OS)
• Proven experience in Mainframe Support and production operations
• Solid background in Systems Programming within a mainframe environment
• Experience with CICS system administration and support
• Knowledge of TSO/ISPF utilities, datasets, and mainframe tools
• Familiarity with batch scheduling tools (e.g., CA-7, Control‑M, or equivalent)
• Experience with system performance monitoring and tuning
• Understanding of mainframe security frameworks (RACF, ACF2, Top Secret)
• Strong analytical, troubleshooting, and problem‑solving skills
• Ability to work independently and collaboratively in a team environment

Preferred Qualifications

• Experience with COBOL and CICS transaction processing
• Knowledge of DB2 for z/OS or IMS databases
• Exposure to mainframe modernization or cloud integration efforts
• Experience with automation and scripting in mainframe environments
• Familiarity with Workload Manager (WLM) and capacity planning