Mainframe Utilities Developer

Job Summary

Mainframe Utilities Developer responsible for designing, developing, and supporting utility programs and automation tools in IBM z/OS environments. This role focuses on batch processing efficiency, data manipulation, job automation, and operational support tooling across enterprise mainframe systems.

Location: Phoenix, AZ metro area (Hybrid working model)

Duration: 6 months with option to convert after 6 months

Citizenship: US Citizens (USC), Permanent Residents (PR), and Other EAD holders (no visa‑dependent candidates)

• Develop and maintain mainframe utilities using COBOL, JCL, REXX, Easytrieve, and DB2 SQL
• Build automation tools for batch job processing, file manipulation, data transformation, and reporting
• Support and enhance existing mainframe operational toolsets and scripts
• Troubleshoot and resolve production issues in batch and utility processing environments
• Optimize batch performance and reduce job run times and processing windows
• Support scheduling and workload automation tools (Control-M, CA7, TWS)
• Work with change management and debugging tools (Endevor, Changeman, File‑AID, Abend‑AID)
• Collaborate with system programmers, DBAs, and application teams
• Ensure compliance with enterprise standards, audit, and security requirements
• Participate in production support and on‑call rotations
• Document technical solutions, procedures, and runbooks

• COBOL, JCL, REXX, Easytrieve, DB2 SQL
• IBM z/OS mainframe utilities and batch processing
• Batch automation and performance tuning
• Scheduling tools:
  Control‑M, CA7, TWS
• Change management tools:
  Endevor, Changeman
• Debugging tools:
  File‑AID, Abend‑AID
• Strong production support and troubleshooting experience

Experience: 5+ years of experience in mainframe utilities development, systems support, or IBM z/OS environments.

Education: Bachelor’s degree in Computer Science, Information Systems, or related field preferred, or equivalent experience.

Communication: Excellent verbal and written English communication skills and the ability to interact professionally with a diverse group are required.

CTG is an Equal Opportunity Employer. CTG will assure equal opportunity and consideration to all applicants and employees in recruitment, selection, placement, training, benefits, compensation, promotion, transfer, and release of individuals without regard to race, creed, religion, color, national origin, sex, sexual orientation, gender identity and gender expression, age, disability, marital or veteran status, citizenship status, or any other discriminatory factors as required by law.

CTG is fully committed to promoting employment opportunities for members of protected classes.