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Senior Mainframe Developer Jobs in Columbus, OH (NOW HIRING)

Kodi Inc

Senior Mainframe Developer

Columbus, OH · On-site

Seeking a Mainframe Developer for batch processing (JCL), MVS operations, and enterprise scheduling ... users, senior technical experts, and high level stakeholders to communicate product impacts ...

New

Accenture

Mainframe Specialist

Columbus, OH

$70K - $196K/yr

Partner with cross-functional teams-architects, developers, QA, and business analysts-to gather ... Collaborate with senior leadership to secure executive sponsorship and organizational buy-in for ...

Accenture

Mainframe Specialist

Hartford, OH

$70K - $196K/yr

Partner with cross-functional teams-architects, developers, QA, and business analysts-to gather ... Collaborate with senior leadership to secure executive sponsorship and organizational buy-in for ...

Wells Fargo

Senior Infrastructure Engineer

Columbus, OH

$104K - $142K/yr

Wells Fargo is seeking a Senior Infrastructure Engineer to support our core banking mainframe environment. In this role, you will provide technical leadership across z/OS, MQ, CICS, IMS, DB2, and ...

Posted today

Medical Mutual of Ohio

Senior Security Engineer

Dublin, OH · On-site

$110K - $151K/yr

The Senior Security Engineer is a hands-on technical role responsible for implementing, configuring ... mainframe provisioning, and audit liaison. Escalates issues to management for resolution.

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How much do senior mainframe developer jobs pay per hour?

As of Aug 28, 2026, the average hourly pay for senior mainframe developer in Columbus, OH is $54.15, according to ZipRecruiter salary data. Most workers in this role earn between $50.82 and $59.13 per hour, depending on experience, location, and employer.

What is a senior mainframe developer?

Senior Mainframe Developers are experienced professionals who design, develop, and maintain mainframe systems—large-scale computers used by organizations for critical applications, bulk data processing, and enterprise resource planning. They are proficient in languages like COBOL, JCL, and Assembler, and often work with databases and transaction processing systems. Their responsibilities include troubleshooting system issues, optimizing performance, mentoring junior developers, and ensuring the reliability and security of mainframe operations.

What are some common challenges faced by senior mainframe developers when integrating legacy systems with modern technologies?

Senior Mainframe Developers often encounter challenges when integrating legacy mainframe systems with newer technologies such as cloud platforms, APIs, or microservices. These challenges include ensuring data consistency, maintaining system security, and minimizing downtime during migrations. Collaboration with cross-functional teams, such as infrastructure engineers and application developers, is key to developing seamless integration solutions. Staying up-to-date with modernization tools and best practices can help address these complexities and support the organization's digital transformation goals.

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

To thrive as a Senior Mainframe Developer, you need deep expertise in mainframe programming languages (like COBOL, JCL, and PL/I), systems analysis, and a strong understanding of legacy application architectures, typically supported by a degree in computer science or related experience. Familiarity with tools such as IBM z/OS, DB2, CICS, and version control systems is essential, along with relevant certifications like IBM Certified System Programmer. Excellent problem-solving, communication, and leadership skills help you collaborate effectively and mentor junior developers. These skills are crucial for maintaining mission-critical systems, ensuring reliability, and guiding modernization efforts in complex enterprise environments.

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Senior Mainframe Developer jobs near you
Infographic showing various Senior Mainframe Developer job openings in Columbus, OH as of August 2026, with employment types broken down into 82% Full Time, 6% Part Time, and 12% Contract. Highlights an 81% Physical, 5% Hybrid, and 14% Remote job distribution, with an average salary of $112,634 per year, or $54.2 per hour.

Senior Mainframe Developer

Columbus, OH • On-site

Kodi Inc
Software Development • 1 - 10 employees
Learn more about Kodi Incexternal

Other

Posted 2 days ago

New

Job description

Seeking a Mainframe Developer for batch processing (JCL), MVS operations, and enterprise scheduling using Control M/EM.

Serve as the subject matter expert responsible for ensuring the availability, stability, and effective use of mainframe batch and scheduling environments, while supporting modernization and migration of legacy file exchange processes to the Axway platform.

Interview: Teams

Location: Columbus, OH

Posting: 810334

Work: ON-SITE

Ohio candidates preferred 

Role and Experience

1. Product Ownership & Expert Support

·         Serve as the expert owner of the JCL batch environment and Control M/EM scheduling system, ensuring their availability, stability, and productive use by application teams.

·         Make sound technical recommendations regarding enhancements, design improvements, and modernization strategies for batch and scheduling products.

·         Track and document usage patterns, job volumes, performance behaviors, and operational dependencies.

2. Advanced JCL & Control M/EM Design Oversight

·         Conduct and coordinate technical design reviews to ensure batch job structures and Control M/EM workflows meet quality, functional, and technical standards.

·         Analyze the technical impact of changes to batch flows, job triggers, and scheduling logic.

·         Define and enforce naming conventions, quality standards, product usage patterns, and operational guidelines.

3. Integration with Statewide Systems

·         Provide expert design and support for batch and scheduling functionality integrated with statewide platforms such as Axway.

·         Confirm that enterprise technical architectures will support all changes introduced by scheduling or batch related enhancements.

4. Testing & Modernization

•         Unit test JCL changes, Control M/EM job flows, and Axway file exchange integrations.

•         Support migration of legacy JCL jobs and scheduling flows to updated environments.

5. Issue, Risk & Contingency Management

•         Anticipate, identify, and track risks or issues affecting batch and scheduling products, developing contingency plans as needed.

•         Diagnose and resolve abends, scheduling conflicts, dataset errors, dependency failures, and other operational issues.

6. SME Responsibilities

•         Interact with business users, senior technical experts, and high level stakeholders to communicate product impacts, architectural considerations, and modernization strategies.

•         Function as the SME for technical areas involving JCL, Control M/EM scheduling, and batch to Axway integration.

7. Documentation & Standards Development

•         Document all work for future reference, including batch/job designs, Control M/EM workflows, operational procedures, and modernization changes.

•         Identify improvements to standards and contribute to development of product level policies, patterns, and operational guidelines.

•         10 years relevant experience.

•         Expert level hands on experience with JCL, MVS, and mainframe batch utilities. Required 10 Years

•         Expert level proficiency with Control M/EM job design, dependencies, calendars, and scheduling standards. Required 10 Years

•         Demonstrated experience performing design reviews, leading product tests, resolving complex issues, and supporting integration with statewide systems.

•         Ability to work collaboratively with architecture specialists, system specialists, programmers, and vendors.   

•         Expert level hands on experience with JCL, MVS, and mainframe batch utilities.

•         Expert level proficiency with Control M/EM job design, dependencies, calendars, and scheduling standards.

•         Ability to work collaboratively with architecture specialists, system specialists, programmers, and vendors.

•         Demonstrated experience performing design reviews, leading product tests, resolving complex issues, and supporting integration with statewide systems.

•         Strong documentation, communication, and senior level technical engagement skills

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