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Ibm Mainframe Computer Operator Jobs in Arizona (NOW HIRING)

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

Tech Observer

CICS/IMS/DB2 Systems Programmer

Phoenix, AZ

$54.50 - $69.50/hr

... on IBM z/OS mainframes. The role involves performance tuning, troubleshooting, security ... Operating Systems & Mainframe z/OS TSO/ISPF JCL SDSF CICS Knowledge CICS architecture Region ...

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

As of May 30, 2026, the average hourly pay for ibm mainframe computer operator in Arizona is $49.74, according to ZipRecruiter salary data. Most workers in this role earn between $43.89 and $56.44 per hour, depending on experience, location, and employer.

What is an IBM Mainframe Computer Operator job?

An IBM Mainframe Computer Operator monitors and controls mainframe computer systems, ensuring they run efficiently and without errors. They perform batch processing, troubleshoot system malfunctions, and follow operational procedures to maintain uptime. Operators may also handle backups, schedule jobs, and work with system administrators to resolve technical issues. This role is essential for businesses relying on mainframes for critical operations.

What are the key skills and qualifications needed to thrive in the Ibm Mainframe Computer Operator position, and why are they important?

To thrive as an IBM Mainframe Computer Operator, you need a solid understanding of mainframe operating systems, batch processing, and job scheduling, often supported by a degree in computer science or related IT certifications. Familiarity with tools such as IBM z/OS, JCL (Job Control Language), and mainframe monitoring software is typically required. Attention to detail, problem-solving abilities, and effective communication are essential soft skills for this position. These competencies ensure that mainframe operations run smoothly, errors are minimized, and mission-critical systems remain reliable in high-demand environments.

What are the typical daily responsibilities of an IBM Mainframe Computer Operator?

As an IBM Mainframe Computer Operator, your daily tasks typically include monitoring mainframe systems, executing and troubleshooting batch jobs, and responding to system alerts or hardware issues. You'll often work closely with other IT staff to ensure scheduled processes complete successfully and help resolve incidents that may impact business operations. Routine duties may also involve maintaining logs, performing system backups, and following established operating procedures to support organizational data integrity. The role usually operates in shifts, given the need for round-the-clock system availability, and may require occasional overtime or weekend work.
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Ibm Mainframe Computer Operator jobs near you
Infographic showing various Ibm Mainframe Computer Operator job openings in Arizona as of May 2026, with employment types broken down into 100% Full Time. Highlights an 100% In-person job distribution, with an average salary of $103,464 per year, or $49.7 per hour.
Mainframe Security Engineer

Mainframe Security Engineer

Computer Task Group, Inc

Phoenix, AZ

Full-time

Posted 3 days ago

Job description

Overview

CTG is seeking a Mainframe Security Engineer to support and secure enterprise IBM z/OS environments for our client. This role is responsible for administering mainframe security controls, managing user access, supporting compliance initiatives, monitoring system activity, and protecting critical infrastructure from security threats and unauthorized access.

Location: Phoenix, AZ metro area (Hybrid working model)
Duration: 6 months with option to convert after 6 months
Citizenship Requirement: USC, Permanent Resident, or other EAD holders only (no visa-dependent candidates)

Key Responsibilities
  • Administer and maintain security controls for IBM z/OS mainframe environments
  • Configure and manage RACF, ACF2, and/or Top Secret security platforms
  • Implement RBAC, privileged access management, and user access controls
  • Monitor audit logs, security events, and system activity for potential threats
  • Perform vulnerability assessments and remediation activities
  • Support compliance initiatives including SOX, PCI-DSS, HIPAA, and NIST
  • Configure encryption, MFA, certificates, and secure communications
  • Automate security administration tasks using REXX, JCL, or scripting tools
  • Support incident response, forensic investigations, and disaster recovery planning
  • Collaborate with cybersecurity, infrastructure, audit, and application teams
Required Skills
  • Strong experience with IBM z/OS security administration
  • Hands-on expertise with RACF, ACF2, or CA Top Secret
  • Knowledge of IAM, RBAC, and privileged access controls
  • Experience with mainframe security auditing and compliance
  • Familiarity with encryption technologies and MFA integration
  • Scripting and automation experience using REXX and JCL
  • Strong troubleshooting and analytical skills
Qualifications
  • 5+ years of experience in mainframe security engineering or administration
  • Experience supporting enterprise or highly regulated environments preferred
  • Bachelor’s degree in IT, Computer Science, Cybersecurity, or related field preferred
  • CISSP, CISM, or IBM security certifications are a plus

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

CTG does not accept unsolicited resumes from headhunters, recruitment agencies, or fee based recruitment services for this role.

To Apply:
To be considered, please apply directly to this requisition using the link provided. Kindly forward this to any other interested parties. Thank you!

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About Computer Task Group

Sourced by ZipRecruiter

We know that achieving our mission begins and ends with our people—and by people we mean you. Regardless of individual roles or responsibilities, regardless of industry or subject matter expertise, our lives happen in relation to other people—our colleagues, clients, and partners. CTG cultivates a workplace that attracts and develops the best people. Being Great Place to Work-CertifiedTM not only supports our Vision but also validates the rewarding workplace culture that has made CTG a leading IT and digital solutions and services company for more than 55 years.

Company size

1,001 - 5,000 Employees

Headquarters location

Buffalo, NY, US

Year founded

1966

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