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Evening Computer Operator Mainframe Jobs (NOW HIRING)

Infojini Inc

Mainframe Developer

Raleigh, NC · On-site

$47.75 - $61.25/hr

... computer * through knowledge of the principles of computer programming, testing, debugging ... COBOL, CICS, DB2, TSO, WEB Service Development, IBM z/OS operating systems, JCL, CA DB2 products ...

CYNET SYSTEMS

Mainframe Developer

Jersey City, NJ · On-site

$50 - $55/hr

Bachelor's degree in Computer Science / IT or related field. Benefits Our Benefits Include ... operating across North America and Asia. As a nationally and locally certified Minority Business ...

Forhyre

Unisys Mainframe Developer

Phoenix, AZ

$48.75 - $62.50/hr

In a dynamic, fast paced environment the IBM zTPF operating system is the central hub for all ... Understand business requirements in order to provide the technical design of computer software

JS Consulting

Sr. Mainframe Developer

Woodlawn, MD · On-site

$51 - $65.50/hr

Evaluate the impact of new operating systems, or versions of COBOL and Endevor on programs ... Bachelor's Degree in Computer Science, Mathematics, Engineering or a related field. * Masters or ...

Forhyre

Unisys Mainframe Developer

Dallas, TX

$48.50 - $62.25/hr

In a dynamic, fast paced environment the IBM zTPF operating system is the central hub for all ... Understand business requirements in order to provide the technical design of computer software

Kavaliro

Mainframe Engineer - IBM

Jacksonville, FL · On-site

$45.25 - $58.25/hr

Knowledge of AIX operating systems. * Familiarity with LAN/WAN, Firewall, and VPN technologies ... Bachelor's Degree in Computer Science or a related field. Experience * Minimum 8+ years of relevant ...

Forhyre

Unisys Mainframe Developer

Charleston, WV

$45.25 - $58.25/hr

In a dynamic, fast paced environment the IBM zTPF operating system is the central hub for all ... Understand business requirements in order to provide the technical design of computer software

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How much do evening computer operator mainframe jobs pay per hour?

As of Aug 13, 2026, the average hourly pay for evening computer operator mainframe in the United States is $24.38, according to ZipRecruiter salary data. Most workers in this role earn between $18.99 and $27.40 per hour, depending on experience, location, and employer.
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Evening Computer Operator Mainframe jobs near you

Mainframe System Maintenance & Administration Engineer

Princeton IT Services

New York, NY • On-site

Contractor

Re-posted 20 days ago

Job description

Job Title: Mainframe System Maintenance & Administration Engineer

Location: New York,NY

Employment Type: Contract

Job Summary

We are looking for a skilled Mainframe System Maintenance & Administration Engineer to manage and support enterprise mainframe environments. The role involves ensuring system availability, performance optimization, security compliance, and smooth execution of batch and online workloads in a z/OS environment.

Key Responsibilities

  • Perform day-to-day administration and maintenance of mainframe systems (z/OS)
  • Monitor system performance, capacity, and availability; take proactive measures to optimize performance
  • Execute system upgrades, apply patches (PTFs), and maintain system software
  • Manage and troubleshoot batch jobs using scheduling tools like Control-M or CA-7
  • Handle dataset allocation, storage management, and backup/recovery processes
  • Administer security through RACF, including user access control and auditing
  • Support and maintain core subsystems such as CICS, DB2, and IMS
  • Diagnose and resolve system issues, abends, and performance bottlenecks
  • Develop and maintain JCL and REXX scripts for automation and job processing
  • Participate in disaster recovery planning, testing, and execution
  • Maintain documentation for system configurations, procedures, and processes
  • Collaborate with cross-functional teams to support business-critical applications

Required Qualifications

  • Bachelor’s degree in Computer Science, IT, or a related field
  • 5+ years of experience in mainframe system administration or support
  • Strong knowledge of z/OS operating system
  • Hands-on experience with JCL and mainframe utilities
  • Experience with job scheduling tools (Control-M, CA-7)
  • Knowledge of RACF or equivalent security tools
  • Familiarity with CICS, DB2, or IMS environments
  • Strong analytical and troubleshooting skills

Preferred Qualifications

  • Experience with REXX scripting or automation tools
  • Knowledge of system monitoring tools (OMEGAMON, RMF)
  • Exposure to disaster recovery and high availability environments
  • IBM Mainframe certifications are a plus

Key Skills

  • Mainframe System Administration
  • z/OS Maintenance & Support
  • JCL & REXX
  • Performance Monitoring & Tuning
  • RACF Security Administration
  • Batch Processing & Scheduling  
  • Incident & Problem Management