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Mainframe Programming Jobs in Dayton, OH (NOW HIRING)

Mainframe Assembler Developer

Clarksville, OH

$43.25 - $55.50/hr

... Assembler programming and mainframe environments. The ideal candidate will be responsible for designing, developing, testing, and supporting mainframe applications while ensuring performance ...

Mainframe Assembler Developer

Cuba, OH

$44 - $56.50/hr

... Assembler programming and mainframe environments. The ideal candidate will be responsible for designing, developing, testing, and supporting mainframe applications while ensuring performance ...

Mainframe Assembler Developer

Jamestown, OH

$43.75 - $56.25/hr

... Assembler programming and mainframe environments. The ideal candidate will be responsible for designing, developing, testing, and supporting mainframe applications while ensuring performance ...

.NET Developer

Dayton, OH · On-site

$45.50 - $60.25/hr

Mainframe programming experience is a plus. Years of Experience, Clearance, and Degree requirements: * Ideally looking for 6+ years' experience. * Security Clearance is NOT required but MUST be able ...

Software Engineer

Kettering, OH · On-site

$90 - $120/hr

We are seeking a Software Engineer for the Stock Control System (SCS) covering both the existing Mainframe and modernized Cloud Environment. This position is specific to the D035K portion of the ...

Knowledge programming languages in order of importance * FOCUS - This system is written primarily in Mainframe FOCUS * JCL * REXX * COBOL * Assembler * MS Office - including the following: * Outlook

New

Knowledge programming languages in order of importance * FOCUS - This system is written primarily in Mainframe FOCUS * JCL * REXX * COBOL * Assembler * MS Office - including the following: * Outlook

New

Systems Engineer, Senior

Kettering, OH · On-site

$93K - $127K/yr

... based and mainframe wholesale and depot retail asset management system. It provides enhanced ... As a Systems Engineer, Senior your duties will include the following but are not limited to:

... end frames, mainframes, etc.) meeting market requirements and cost targets for New Product ... Managing engineering work and priorities of the project team to align with milestones and stretch ...

... end frames, mainframes, etc.) meeting market requirements and cost targets for New Product ... Managing engineering work and priorities of the project team to align with milestones and stretch ...

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Mainframe Programming information

See Dayton, OH salary details

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How much do mainframe programming jobs pay per hour?

As of Aug 25, 2026, the average hourly pay for mainframe programming in Dayton, OH is $51.88, according to ZipRecruiter salary data. Most workers in this role earn between $45.82 and $58.89 per hour, depending on experience, location, and employer.

What is mainframe programming?

Mainframe programming refers to the process of writing, maintaining, and troubleshooting software applications that run on mainframe computers, which are powerful systems used mainly by large organizations for critical operations. Mainframe programmers typically use languages like COBOL, JCL, and Assembler to develop software for batch processing, transaction management, and data processing. These roles require a deep understanding of mainframe operating systems, databases, and networking. Mainframes are known for their reliability, scalability, and ability to handle massive amounts of transactions, making mainframe programmers essential for industries like banking, insurance, and government.

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

To thrive as a Mainframe Programmer, you need a solid understanding of COBOL, JCL, DB2, and other legacy programming languages, often supported by a degree in computer science or a related field. Familiarity with mainframe environments like IBM z/OS, experience with tools such as TSO/ISPF, and certifications like IBM Certified System Programmer are highly valued. Analytical thinking, attention to detail, and effective communication skills help programmers solve complex problems and collaborate with stakeholders. These abilities are crucial for maintaining critical business systems, ensuring reliability, and supporting legacy infrastructure in large organizations.

What are some typical challenges mainframe programmers face when integrating legacy systems with modern technologies?

Mainframe programmers often encounter challenges when integrating legacy systems with newer applications, such as differences in programming languages, data formats, and communication protocols. Ensuring data integrity and maintaining system performance during such integrations can be complex, especially since mainframes often run critical business operations. Collaboration with cross-functional teams, such as front-end developers and system architects, is essential to bridge technical gaps and ensure seamless interoperability. Staying updated with new tools and middleware solutions can also help address these integration challenges effectively.

What is the difference between Mainframe Programming vs Mainframe System Analyst?

AspectMainframe ProgrammingMainframe System Analyst
Primary RoleWriting, testing, and maintaining mainframe codeAnalyzing system requirements and designing solutions
Skills & CertificationsCOBOL, JCL, DB2, certifications in mainframe technologiesBusiness analysis, system design, and project management skills
Work EnvironmentData centers, mainframe servers, coding labsOffice settings, client meetings, project planning
Industry UsageFinancial institutions, government agencies, large enterprisesSame as mainframe programming, often collaborating closely

While mainframe programmers focus on coding and maintaining mainframe applications, mainframe system analysts analyze business needs and design system solutions. Both roles require knowledge of mainframe technologies, but their responsibilities differ in scope and focus.

Is mainframe programming a good career?

Mainframe programming is a stable career with high demand in industries like finance, government, and healthcare that rely on legacy systems. It requires knowledge of languages such as COBOL and skills in maintaining large-scale, secure, and reliable systems, often with certifications and experience in mainframe environments. Job prospects are strong for those with specialized skills, though the field has a smaller, niche workforce compared to other programming areas.

Is mainframe programming still in demand?

Mainframe programming remains in demand in industries such as finance, healthcare, and government, where large-scale legacy systems are still operational. Skilled mainframe developers with knowledge of COBOL, JCL, and mainframe environments are sought after for maintaining and updating these critical systems.

What does a mainframe programmer do?

A mainframe programmer writes, tests, and maintains software for large-scale mainframe computers, often using languages like COBOL, PL/I, or Assembler. They work on critical business applications, ensure system stability, and may use tools like JCL and DB2, often requiring knowledge of mainframe environments and certifications. Their role involves troubleshooting, optimizing performance, and supporting enterprise operations.

What cities near Dayton, OH are hiring for Mainframe Programming jobs?

Cities near Dayton, OH with the most Mainframe Programming job openings:

Mainframe Assembler Developer

2T Consulting

Waynesville, OH

$44 - $56.50/hr

Full-time

Posted 11 days ago


Job description

We are seeking an experienced Mainframe Assembler Developer with strong expertise in IBM Assembler programming and mainframe environments. The ideal candidate will be responsible for designing, developing, testing, and supporting mainframe applications while ensuring performance, reliability, and adherence to coding standards.

Roles and Responsibilities
  • Design, develop, code, and test application programs using IBM Assembler language.
  • Work through the complete Software Development Life Cycle (SDLC), including analysis, development, testing, and maintenance.
  • Develop and support applications in mainframe environments, including z/OS operating systems.
  • Perform debugging, troubleshooting, and performance tuning of mainframe applications.
  • Analyze and resolve application issues to ensure system stability and efficiency.
  • Create and maintain technical documentation for assembler programs, including design details and usage guidelines.
  • Provide technical support and ensure compliance with development standards and best practices.
  • Collaborate with system architects, analysts, and technical teams to translate business requirements into efficient low-level solutions.
  • Stay current with evolving mainframe technologies and assembler programming practices.
Required Skills
  • 10+ years of experience in Mainframe Assembler development.
  • Strong hands-on experience with IBM Assembler language.
  • Experience working with z/OS mainframe operating systems.
  • Strong knowledge of mainframe application development and debugging.
  • Understanding of SDLC processes and enterprise software development practices.
  • Ability to analyze complex technical issues and provide effective solutions.