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Intern Mainframe Jobs (NOW HIRING)

Mainframe Developer

Austin, TX · On-site

$100K - $110K/yr

Triunity Software is looking for a talented Mainframe professional to join our growing team in ... Be it expert or intern Triunity always always value its own people and give them platform to excel ...

Mainframe Developer

Los Angeles, CA · On-site

$100K - $110K/yr

Triunity Software is looking for a talented Mainframe professional to join our growing team in Los ... Be it expert or intern Triunity always always value its own people and give them platform to excel ...

Mainframe Developer

Hoboken, NJ · On-site

$100K - $110K/yr

Analyze and resolve mainframe system issues, ensuring high availability and performance ... Be it expert or intern Triunity always always value its own people and give them platform to excel ...

Mainframe Developer

Dallas, TX · On-site

$100K - $110K/yr

Triunity Software is looking for a talented Mainframe professional to join our growing team in ... Be it expert or intern Triunity always always value its own people and give them platform to excel ...

Maniframe Developer

Little Rock, AR · On-site

$100K - $110K/yr

Triunity Software is looking for a talented Mainframe Developer to join our growing team in Little ... Be it expert or intern Triunity always always value its own people and give them platform to excel ...

Maniframe Developer

Manhattan, NY · On-site

$100K - $110K/yr

Triunity Software is looking for a talented Mainframe Developer to join our growing team in New ... Be it expert or intern Triunity always always value its own people and give them platform to excel ...

Your Part in this Growth Story As a Solution Engineer Intern at Stonebranch, you'll play an active ... Mainframe or IBM iSeries experience is a plus but not required. Analytical and Problem-Solving ...

Your Part in this Growth Story As a Solution Engineer Intern at Stonebranch, you'll play an active ... Mainframe or IBM iSeries experience is a plus but not required. Analytical and Problem-Solving ...

Every era of computing brought new workloads that previous infrastructure couldn't support: mainframes, databases, and the cloud. Each time, the company that rebuilt the layer underneath defined the ...

Server virtualization and a Parallel Sysplex environment so that mainframes can communicate as a single entity. (Assembler) * Implementation of complex z/ Architecture instructions, concurrent and ...

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How much do intern mainframe jobs pay per hour?

As of Aug 22, 2026, the average hourly pay for intern mainframe in the United States is $17.31, according to ZipRecruiter salary data. Most workers in this role earn between $14.42 and $19.23 per hour, depending on experience, location, and employer.

What is an intern mainframe?

An Intern Mainframe job involves assisting in the maintenance, development, and support of mainframe systems, which are critical for large-scale enterprise computing. Interns may work on tasks such as coding, debugging, system monitoring, and documentation under the guidance of senior professionals. This role provides hands-on experience with legacy and modern mainframe technologies, including COBOL, JCL, and databases like DB2. It is ideal for students or recent graduates looking to build a foundation in enterprise computing.

What kind of projects or tasks does an intern mainframe typically work on during their internship?

As a Mainframe Intern, you may be involved in tasks such as assisting with system monitoring, writing or modifying batch jobs, supporting data migrations, and troubleshooting application issues. Interns often help maintain and enhance existing mainframe applications under the guidance of experienced developers or system administrators. You could also participate in regular team meetings, learn about mainframe security practices, and be given opportunities to shadow specialists across departments. These hands-on projects are designed to help you develop practical skills and gain exposure to the daily workflow and challenges of enterprise computing environments.

What are the key skills and qualifications needed to thrive as an intern mainframe, and why are they important?

To succeed as an Intern Mainframe, you typically need a foundational understanding of computer science, programming basics (such as COBOL, JCL, or SQL), and a willingness to learn about legacy mainframe systems. You may use tools such as IBM z/OS, TSO/ISPF, and specialized mainframe debugging programs, though certifications are not always required at the internship level. Strong problem-solving abilities, eagerness to learn, clear communication, and attention to detail are important soft skills in this role. These competencies are essential for supporting mainframe operations, integrating with technical teams, and ensuring mission-critical business applications run smoothly.

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Infographic showing various Intern Mainframe job openings in the United States as of August 2026, with employment types broken down into 22% Internship, 1% As Needed, 48% Full Time, 27% Part Time, 1% Temporary, and 1% Contract. Highlights an 93% Physical, 2% Hybrid, and 5% Remote job distribution, with an average salary of $35,995 per year, or $17.3 per hour.

Mainframe Developer

Triunity Software

Austin, TX • On-site

$100K - $110K/yr

Full-time

Medical

Posted 22 days ago


Job description

Benefits:
  • Bonus based on performance
  • Health insurance
  • Training & development

About the Role:
Triunity Software is looking for a talented Mainframe professional to join our growing team in Austin, TX (Remote). This is an exciting opportunity to work on cutting-edge mainframe systems with a forward-thinking software company that values technical expertise and innovation. If you thrive in a remote-friendly environment and have a passion for mainframe technology, we want to hear from you!
Responsibilities:
  • Design, develop, and maintain mainframe applications and systems
  • Write, test, and debug code using mainframe languages such as COBOL, JCL, or Assembler
  • Analyze and resolve mainframe system issues, ensuring high availability and performance
  • Collaborate with cross-functional teams to support system integrations and migrations
  • Monitor batch processing jobs and optimize mainframe workloads
  • Document technical specifications, processes, and system changes
  • Participate in code reviews and contribute to best practices for mainframe development

Requirements:
  • Proven experience in mainframe development or administration (IBM z/OS environment preferred)
  • Proficiency in COBOL, JCL, CICS, DB2, or related mainframe technologies
  • Strong understanding of batch processing, job scheduling, and mainframe performance tuning
  • Experience with mainframe tools such as ISPF, SDSF, or equivalent utilities
  • Ability to troubleshoot complex mainframe issues independently in a remote setting
  • Strong communication skills and ability to collaborate effectively with remote teams
  • Bachelor's degree in Computer Science, Information Technology, or equivalent work experience

Compensation: $100,000.00 - $110,000.00 per year
About Us
Triunity is a Product Development, Staff Augmentation, and Consulting Services company providing solutions and services in North America. We provide IT services and technology solutions to various business verticals like Healthcare, Pharma, Banking, Finance, etc. Our goal is to develop a long-term partnership with businesses and help them get a competitive advantage by providing IT infrastructure and software platforms.
Lead by experts in the IT industry with a proven record of delivering software solutions, consulting, and staffing services, we have expertise in fulfilling client needs in terms of customized business solutions as well as IT consulting. At Triunity, we always try to bring the right mix of skills, technologies, and experts together which helps our clients to stay ahead in the competition. Our goal is to make our clients empower with cutting-edge technologies and take care of all their IT needs so they can focus more on their core business.
Triunity Culture
Our core value is our people and our teams . We believe the real mantra of success is like minded people with right mix of technical and analytical skills. Our strength lies in bringing right set of people and delivering work as a team. Be it expert or intern Triunity always always value its own people and give them platform to excel in their career.
At Triunity you can expect
  • Challenging & Friendly
  • Work on new edge technologies & tools
  • Work with industry experts
  • Solving complex client problems and delivering solutions
  • Working on projects lasting from six months to several years
Careers & Growth Model
At Triunity people are motivated by the complexity and challenges they face when working on client projects . We always motivate our people to keep learning new technologies and also give them platform where they can get chance to show their technical and analytical skills . We help our people in adding latest technologies ,tools, methodologies and certifications to their resume by arranging trainings , seminars and knowledge sharing sessions.

Triunity Software logo

About Triunity Software

Sourced by ZipRecruiter

Triunity is a Product Development, Staff Augmentation, and Consulting Services company providing solutions and services in North America. We provide IT services and technology solutions to various business verticals like Healthcare, Pharma, Banking, Finance, etc. Our goal is to develop a long-term partnership with businesses and help them get a competitive advantage by providing IT infrastructure and software platforms.

Industry

It services

Company size

11 - 50 Employees

Headquarters location

Iselin, NJ, US

Year founded

2021