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Mainframe Computer Jobs (NOW HIRING)

COBOL IDMS/ADSO

Cleveland, OH · On-site

$48.75 - $66/hr

Qualifications Required skills The successful candidate needs at least 5-8 years of mainframe COBOL, IDMS/ADSO computer programming, systems design, and analysis experience. MVS, JCL, TSO are also ...

Mainframe Developer

Austin, TX · On-site

$48.50 - $62.50/hr

Triunity Software is looking for a talented Mainframe professional to join our growing team in ... Bachelor's degree in Computer Science, Information Technology, or equivalent work experience #J ...

Mainframe Developer

Los Angeles, CA · On-site

$52.75 - $68/hr

Triunity Software is looking for a talented Mainframe professional to join our growing team in Los ... Bachelor's degree in Computer Science, Information Technology, or equivalent experience #J-18808 ...

Mainframe Developer

Dallas, TX · On-site

$48.75 - $62.50/hr

Triunity Software is looking for a talented Mainframe professional to join our growing team in ... Bachelor's degree in Computer Science, Information Technology, or a related field preferred #J ...

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Mainframe Computer information

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$10

$53

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How much do mainframe computer jobs pay per hour?

As of Sep 12, 2026, the average hourly pay for mainframe computer in the United States is $53.38, according to ZipRecruiter salary data. Most workers in this role earn between $47.12 and $60.58 per hour, depending on experience, location, and employer.

What is a mainframe computer?

A Mainframe Computer job typically involves working with large-scale, high-performance computing systems used by enterprises for critical applications such as banking, finance, and healthcare. Responsibilities may include system administration, application development, performance monitoring, and troubleshooting. Professionals in this field often work with mainframe operating systems like z/OS and programming languages such as COBOL, JCL, and REXX. This role requires strong analytical skills and knowledge of legacy systems, as mainframes continue to be integral to many industries.

What are the key skills and qualifications needed to thrive in the mainframe computer position?

To thrive as a Mainframe Computer Operator or Specialist, you need a solid understanding of mainframe hardware, operating systems (such as IBM z/OS), and data center best practices, alongside a degree in computer science or related experience. Familiarity with job scheduling tools (like JCL), monitoring utilities, and expertise in mainframe programming languages (such as COBOL) are commonly required, and certifications such as IBM Certified System Programmer are advantageous. Attention to detail, strong troubleshooting abilities, and excellent communication skills are essential for coordinating with IT teams and resolving system issues. These competencies ensure the reliability, security, and efficiency of mission-critical mainframe systems in large organizations.

What are some common challenges faced by mainframe professionals in day-to-day operations?

Mainframe professionals often face challenges such as managing complex batch job schedules, troubleshooting unexpected system outages, and ensuring data security while dealing with legacy applications. The work requires careful monitoring for performance bottlenecks and rapid response to issues, often during off-hours or on-call rotations. Collaboration with programming, network, and system administration teams is frequent, as mainframe environments are integral to business-critical services. Successfully handling these challenges helps maintain uptime and reliability for the organization’s core operations.

Is a mainframe computer a good career option?

A career as a mainframe computer professional involves maintaining and supporting large-scale enterprise systems, which are critical for industries like finance and government. It requires skills in mainframe operating systems, programming languages such as COBOL, and certifications like IBM Certified Systems Expert. The role offers stability and demand due to the continued reliance on mainframes for mission-critical applications.

Is a mainframe computer still in demand?

Mainframe computers remain in demand for large-scale enterprise applications, especially in banking, finance, and government sectors that require high reliability, security, and processing power. Skilled mainframe professionals with knowledge of COBOL, JCL, and mainframe environments are sought after to maintain and upgrade these systems.

What are jobs in mainframe computer?

Jobs in mainframe computers include roles such as mainframe programmers, system analysts, and operators who maintain, develop, and troubleshoot mainframe systems. These positions often require knowledge of languages like COBOL or PL/I, familiarity with mainframe operating systems such as z/OS, and certifications in mainframe technology. Mainframe professionals work in environments that demand high reliability and security, often following shift schedules to ensure continuous system operation.
More about Mainframe Computer jobs

What cities are hiring for Mainframe Computer jobs?

Cities with the most Mainframe Computer job openings:

What states have the most Mainframe Computer jobs?

States with the most job openings for Mainframe Computer jobs include:

Infographic showing various Mainframe Computer job openings in the United States as of September 2026, with employment types broken down into 1% Internship, 1% As Needed, 82% Full Time, 13% Part Time, 2% Contract, and 1% Nights. Highlights an 81% Physical, 2% Hybrid, and 17% Remote job distribution, with an average salary of $111,026 per year, or $53.4 per hour.

Computer Specialist (Operations) Level 1

Manhattan, NY • On-site

Metropolitan Transportation Authority
Urban Transit Systems • 1 - 5K employees

Other

Posted 17 days ago


Metropolitan Transportation Authority rating

7.5

Company rating: 7.5 out of 10

Based on 135 frontline employees who took The Breakroom Quiz


Job description

Computer Specialist (Operations) Level 1

Computer Specialist (Operations) Level 1

SALARY RANGE:

$ 109,076 - $ 118,218

DEPT/DIV:

RCC/PCC Op erations

SUPERVISOR:

Senior Director, RCC and PCC Operations

LOCATION :

RCC - 354 West 54 Street, New York, NY 10019

HOURS OF WORK:

Midnight Shift (12 AM – 8 AM)

Opening

The Metropolitan Transportation Authority is North America's largest transportation network, serving a population of 15.3 million people across a 5,000-square-mile travel area surrounding New York City, Long Island, southeastern New York State, and Connecticut. The MTA network comprises the nation’s largest bus fleet and more subway and commuter rail cars than all other U.S. transit systems combined. MTA strives to provide a safe and reliable commute, excellent customer service, and rewarding opportunities.

Summary

Under supervision, with considerable latitude for independent action or the exercise of

independent judgement, is responsible for providing management with state-of-the-art

technical assistance in all aspects of data processing operations. Provides supervision or senior staff support of computer operations in a large-scale, multi-programmed

mainframe computer environment, or the conduct of similar duties within a large network of distributed minicomputer and microcomputer systems. All personnel perform related work.

Responsibilities
  • Researches, tests, and recommends the purchase of computer equipment and associated requisite software products necessary to maintain or enhance the data center's operations environment.
  • Provides management with data processing hardware technical expertise in the planning of modifications to the existing facility and identification of new or back-up sites.
  • Coordinates high-level technical responses to difficult operational issues to resolve user-related problems.
  • Coordinates production and solves operational and scheduling problems.
  • Provides diagnosis and remedies to complex problems involving systems, operations, and data telecommunications equipment and/or software.
  • Supervises staff who operate computer consoles in a multiple mainframe or large mini and/or microcomputer environment.
  • Establishes and maintains uniform performance standards and efficient methods of work.
  • Trains, instructs, and schedules senior computer operations personnel.
  • Conducts cost-benefit and other analyses to quantify recommendations to management.
  • Maintains data security and internal control environment adequate to protect agency assets and records.
  • Plans, assigns, and reviews the work of senior operations staff and assumes general responsibility for the satisfactory completion of work performed.
  • In a large data processing facility, supervises one or more groups or project teams engaged in the installation, maintenance, or enhancement of data processing equipment and software.
  • Conducts complex internal consultancy projects requiring an in-depth knowledge of computer equipment, operating systems, and job control languages.
Required Qualifications
  • A baccalaureate degree from an accredited college and four years of satisfactory full-time computer operations experience, one year of which must have been in a project leader capacity or as a major contributor on a complex project; or
  • An associate degree from an accredited college and six years of satisfactory full - time computer operations experience, one year of which must have been in a project leader capacity or as a major contributor on a complex project; or
  • A four-year high school diploma or its educational equivalent and eight years of satisfactory full-time computer operations experience, one year of which must have been in a project leader capacity or as a major contributor on a complex project; or
  • Education and/or equivalent to "1", "2", or "3" above. However, all candidates must have at least a four-year high school diploma or its educational equivalent and the four years of satisfactory full-time experience as described in "1", "2", or "3" above.
Other Information

Pursuant to the New York State Public Officers Law & the MTA Code of Ethics, all employees who hold a policymaking position must file an Annual Statement of Financial Disclosure (FDS) with the NYS Commission on Ethics and Lobbying in Government (the “Commission”).

MTA and its subsidiary and affiliated agencies are Equal Opportunity Employers, including with respect to veteran status and individuals with disabilities.

The MTA encourages qualified applicants from diverse backgrounds, experiences, and abilities, including military service members, to apply.

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