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Mainframe Administration Jobs (NOW HIRING)

Compunnel

Mainframe Administrator

San Antonio, TX · On-site

The ideal candidate will have deep expertise in mainframe administration and the ability to collaborate across infrastructure teams to resolve complex system issues. Key Responsibilities * Administer ...

DRC Systems USA LLC

Mainframe IMS Administration

Plano, TX

$47 - $60.50/hr

Deep knowledge Maintain and Support the Mainframe IMS administration Administer mainframe IMS database systems and supporting products. Installing and configuration and fine tuning Mainframe IMS ...

Purple Drive Technologies

Mainframe Developer

Columbus, OH · On-site

$47.25 - $60.75/hr

Perform DB2 application development and administration tasks * Support and manage CICS-based ... Mainframe DB2 - Application Development * DB2 Administration (IT IS_AMS_Mainframe_DB2 ...

Nexiva Inc

Mainframe Support Consultant

New York, NY · On-site

The client is seeking a well-qualified vendor with specialized expertise and resources to provide professional support for the maintenance, administration, and enhancement of its mainframe ...

Merican

Mainframe Administrator

San Antonio, TX · On-site

The resource is expected to have extensive knowledge and experience working on Mainframe mainly on administration of Mainframe as a platform. Role/Skill: * Mainframe System Administrator/Mainframe ...

Hired By Matrix

Mainframe Engineer

Livingston, NJ

$53.50 - $68.75/hr

This position is a critical member of the Mainframe Engineering team. The primary function is ... Responsible for the overall management and administration of DB2 for z/OS, CICS for z/OS. * Analyze ...

Hired By Matrix

Mainframe Engineer

Livingston, NJ · On-site

$53.50 - $68.75/hr

Responsible for the overall management and administration of DB2 for z/OS, CICS for z/OS. * Analyze ... Initiate z/OS environmental set-up to support all Mainframe software products. * Provide technical ...

MM International

Adabas mainframe

Atlanta, GA · Remote

$50.25 - $64.50/hr

Adabas mainframe Looking for a ADABAS DBA/ Developer/ ADABAS production support/ Mainframe ... Enterprise Z group consists of experienced administration, operations and engineering staff ...

Compunnel

Mainframe Architect with AWS

Wilmington, DE · On-site

Contribute to system administration activities including dataset management and security-related ... Understanding of mainframe system administration concepts including dataset management and security

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How much do mainframe administration jobs pay per hour?

As of May 31, 2026, the average hourly pay for mainframe administration 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 are the key skills and qualifications needed to thrive as a Mainframe Administrator, and why are they important?

To thrive as a Mainframe Administrator, you need a solid understanding of mainframe operating systems (such as z/OS), system configuration, and troubleshooting, typically supported by a degree in computer science or related IT experience. Familiarity with tools like IBM System Automation, JCL, RACF, and monitoring solutions, as well as certifications such as IBM Certified System Administrator, is highly valued. Strong analytical thinking, attention to detail, and effective communication skills help administrators efficiently resolve issues and collaborate with IT teams. These skills and qualifications are essential to ensure the reliability, security, and optimal performance of critical enterprise computing environments.

What are some common challenges faced by Mainframe Administrators and how can they be addressed?

Mainframe Administrators often encounter challenges such as managing legacy systems, ensuring system uptime, and balancing security with accessibility. Keeping up with evolving technologies and integrating mainframes with modern applications can require continuous learning and adaptation. Effective communication with development and operations teams is vital to ensure seamless updates and minimize downtime. Proactively monitoring system performance and applying best practices for disaster recovery can also help mitigate risks and maintain reliability.

What is Mainframe Administration?

Mainframe Administration involves managing and maintaining mainframe computer systems, which are powerful servers used by large organizations for critical applications and bulk data processing. Mainframe Administrators are responsible for installing, configuring, monitoring, and securing mainframe hardware and software. They ensure system performance, troubleshoot technical issues, handle backup and recovery, and apply updates or patches to keep systems running smoothly and securely. This role often requires strong technical skills, attention to detail, and the ability to work with legacy systems.

What is the difference between Mainframe Administration vs Mainframe Support?

AspectMainframe AdministrationMainframe Support
CertificationsIBM Certified System Administrator, z/OS certificationsSimilar certifications, often including z/OS support certifications
Work EnvironmentData centers, enterprise IT departments managing mainframe systemsHelp desks, support teams assisting users and troubleshooting issues
ResponsibilitiesSystem setup, configuration, maintenance, performance tuningIssue resolution, user support, incident management
Industry UsageFinancial institutions, government agencies, large corporationsSame industries, focusing on user support and problem resolution

Mainframe Administration involves managing and maintaining mainframe systems, ensuring optimal performance and security. Mainframe Support focuses on assisting users, troubleshooting issues, and resolving incidents. Both roles require similar certifications and are vital in industries relying on mainframe technology, but they differ in daily responsibilities and focus areas.

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What cities are hiring for Mainframe Administration jobs? Cities with the most Mainframe Administration job openings:
What states have the most Mainframe Administration jobs? States with the most job openings for Mainframe Administration jobs include:
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Mainframe Administration jobs near you
Infographic showing various Mainframe Administration job openings in the United States as of May 2026, with employment types broken down into 1% As Needed, and 99% Full Time. Highlights an 94% Physical, 2% Hybrid, and 4% Remote job distribution, with an average salary of $111,026 per year, or $53.4 per hour.
Mainframe Administrator

Mainframe Administrator

Compunnel

San Antonio, TX • On-site

Contractor

Posted 9 days ago

Job description

Job Summary
We are seeking a Mainframe Administrator to manage and support enterprise mainframe infrastructure, with a focus on IBM z/OS systems. This role involves installation, configuration, maintenance, security, and upgrades of mainframe environments, ensuring high availability, performance, and compliance. The ideal candidate will have deep expertise in mainframe administration and the ability to collaborate across infrastructure teams to resolve complex system issues.
Key Responsibilities
  • Administer and manage IBM z/OS operating systems and mainframe infrastructure
  • Perform installation, configuration, maintenance, and upgrades of z/OS environments
  • Support system sustainment activities, including version upgrades and platform enhancements
  • Ensure system security and compliance using mainframe security protocols and tools
  • Monitor system performance and troubleshoot complex infrastructure issues
  • Collaborate with cross-functional infrastructure teams to resolve interdependent system challenges
  • Manage and support core mainframe components and subsystems
  • Participate in system initialization (IPL), configuration changes, and operational support
  • Maintain documentation and adhere to enterprise standards and best practices

Required Qualifications
  • Strong experience as a Mainframe System Administrator or Infrastructure Engineer
  • In-depth knowledge of IBM z/OS operating systems and mainframe architecture
  • Experience with z/OS installation, configuration, maintenance, and upgrades
  • Strong expertise in mainframe security and compliance, including tools such as Top Secret (TSS)
  • Experience troubleshooting complex infrastructure and system issues
  • Knowledge of mainframe subsystems and tools such as CICS, DB2, MQ, ChangeMan, Endevor, Easytrieve, and related components
  • Experience with system initialization processes and operational support
  • Strong analytical, problem-solving, and communication skills

Preferred Qualifications
  • Experience working in large-scale enterprise mainframe environments
  • Familiarity with additional mainframe tools and platforms such as Systemware, ESP, or Content management systems
  • Experience collaborating across multiple infrastructure and platform teams
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About Compunnel

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Compunnel is a well-known company located in Plainsboro, NJ, US, recognized in the industry of IT Services and Solutions. Established in 1989, Compunnel offers a suite of services that help businesses integrate technology efficiently into their operations, a recognizable name in the IT solutions sphere for over three decades. The company’s service portfolio includes Digital Transformation, Business Intelligence, Cloud Services, Cybersecurity, and Application Modern Services, among others. Guided by its mission "to innovate with industry-leading digital solutions and disruptive tech strategies for unimagining business growth," the company underlines its commitment to offering out-of-the-box solutions to its clients. Remarkable achievements of the company include serving more than 30 Fortune 500 companies and providing job opportunities for over 50,000 individuals.

Industry

It services

Company size

501 - 1,000 Employees

Headquarters location

Plainsboro, NJ, US

Year founded

1994

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