ZipRecruiter

Log In

1

Computer Operator Mainframe Jobs (NOW HIRING)

Advantasure

Data Center Computer Operator

Detroit, MI · On-site

Monitor Mainframe MVS operation systems LPARs and respond to outstanding master console messages ... Working knowledge of operators functions within MVS, JES2, CA-7, OMEGAMON, OMEGAVIEW, Tivoli ...

InstantServe LLC

GA DOL Computer Operator 2

Atlanta, GA · On-site

Computer Operations Operator Under general supervision, operates computer and peripheral equipment ... Performs clerical and maintenance tasks in support of a mainframe computer complex or other large ...

SnapCode Inc

GA DOL Computer Operator 2

Atlanta, GA · On-site

Computer Operations Operator Under general supervision, operates computer and peripheral equipment ... Performs clerical and maintenance tasks in support of a mainframe computer complex or other large ...

next page

Showing results 1-20

All JobsComputer Operator Mainframe Jobs

Computer Operator Mainframe information

See salary details

$13

$24

$37

How much do computer operator mainframe jobs pay per hour?

As of Jun 30, 2026, the average hourly pay for 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.

What is a Computer Operator Mainframe job?

A Computer Operator Mainframe is responsible for monitoring, managing, and troubleshooting mainframe computer systems. They ensure that batch jobs run correctly, system backups are performed, and any errors or failures are addressed promptly. Operators use specialized software and tools to oversee system performance and maintain uptime. This role often requires working in shifts to provide 24/7 operational support. Strong attention to detail and problem-solving skills are essential in this position.

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

To thrive as a Computer Operator Mainframe, you need a solid understanding of mainframe operations, batch processing, job scheduling, and system monitoring, often supported by a degree in computer science or a related field. Familiarity with operating systems like IBM z/OS, tools such as JCL, TSO/ISPF, and knowledge of automation software or mainframe consoles is essential. Strong attention to detail, problem-solving ability, and effective communication skills help operators stand out in this role. These skills ensure smooth system operations, quick resolution of technical issues, and clear collaboration with IT teams, minimizing downtime and maintaining high system reliability.

What does a typical shift look like for a Computer Operator Mainframe, and what are the main responsibilities during that time?

A typical shift for a Computer Operator Mainframe involves monitoring mainframe systems, running scheduled and ad-hoc jobs, and troubleshooting any system alerts or errors that occur during operations. Operators are responsible for ensuring jobs are completed successfully, performing regular system health checks, and escalating issues to system administrators or other technical teams if needed. The work environment is usually structured in shifts to provide 24/7 coverage, with operators collaborating closely with both technical and business teams to ensure critical applications remain available. You can expect a mix of routine monitoring, responding to incidents, and documenting system activity, which makes attention to detail and clear communication especially important for success in this role.

More about Computer Operator Mainframe jobs
What cities are hiring for Computer Operator Mainframe jobs? Cities with the most Computer Operator Mainframe job openings:
What are the most commonly searched types of Computer Operator Mainframe jobs? The most popular types of Computer Operator Mainframe jobs are:
What states have the most Computer Operator Mainframe jobs? States with the most job openings for Computer Operator Mainframe jobs include:
What job categories do people searching Computer Operator Mainframe jobs look for? The top searched job categories for Computer Operator Mainframe jobs are:
Computer Operator Mainframe jobs near you
Computer Operator II (5768)

Computer Operator II (5768)

Three Saints Bay, LLC

Newport, RI • On-site

$26.91/hr

Full-time

Posted 16 days ago

Key responsibilities

  • Monitor and operate the control console of a mainframe digital computer or group of minicomputers to process data according to operating instructions.

  • Load equipment with required items such as tapes, cards, and paper, and switch necessary auxiliary equipment into the system.

  • Diagnose and correct equipment malfunctions, review error messages, and make corrections during operation or refer problems as needed.

Job description

OLH Technical Services, LLC, a subsidiary of Three Saints Bay, a federal government contractor, is seeking a Computer Operator II to join the team in Newport, Rhode Island.
Position Responsibilities:
  • The Computer Operator monitors and operates the control console of either a mainframe digital computer or a group of minicomputers, in accordance with operating instructions, to process data.
  • Studies operating instructions to determine equipment setup needed.
  • Loads equipment with required items (tapes, cards, paper, etc.).
  • Switches necessary auxiliary equipment into system; Diagnoses and corrects equipment malfunctions; Reviews error messages and makes corrections during operation or refers problems; Maintains operating record. This operator may test run new or modified programs and assists in modifying systems or programs.
  • Test run new or modified programs and assists in modifying systems or programs.
  • Resolves common operating problems and may serve as an assistant operator working under close supervision or performing a portion of a more senior operator's work.
  • Processes scheduled routines that present few difficult operating problems (e.g., infrequent or easily resolved error conditions). In response to computer output instructions or error conditions, applies standard operating or corrective procedure, refers problems that do not respond to preplanned procedure, and may serve as an assistant operator, working under general supervision.

Position Requirements:
  • US Citizen is required
  • Ability to obtain and maintain an Active Secret Security Clearance or higher.
  • High school diploma

Compensation: $26.91 per hour plus H& W
VEVRAA Federal Contractor
Three Saints Bay, LLC and its subsidiaries offer a team-oriented working environment and the opportunity to work with exceptional, dedicated industry professionals. We offer our employees a comprehensive benefits package and the opportunity to take part in exciting projects with government and commercial clients, both domestic and international.
We are an Equal Opportunity Employer. We invite resumes from all interested parties without regard to race, color, sex, sexual preference, religion, creed, national origin, age, genetic information, marital or veteran status, disability, or any other category protected by federal, state, or local law.

Apply