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Senior Mainframe Software Engineer Jobs in Ohio (NOW HIRING)

Mainframe Developer at Columbus, OH

Columbus, OH ยท On-site

$47.25 - $60.75/hr

Mainframe Developer Location: Columbus, OH Madatory Skill: CICS, COBOL, JCL, VSAM, MQ JD: Languages/Databases: COBOL, CICS/DB2, IMS, JCL, VSAM Tools: VSAM, Sync Sort, Change Man, Zeke, File Aid, SAR ...

Software Engineer Principal

Strongsville, OH ยท On-site

$124K - $167K/yr

... to end mainframe legacy Cobol application solutions. Serve as the technical authority for ... software engineering experience with deep hands-on development expertise and proven technical ...

Mainframe CICS Admin

Columbus, OH ยท On-site

$47.25 - $60.75/hr

Syntricate Technologies is seeking a Mainframe CICS Admin to support their middleware team. This role involves working with CICS and zOSConnect, participating in a 24x7 on-call rotation, and ...

Senior Software Engineer

Dayton, OH ยท On-site

$119K - $157K/yr

Position Summary Credence is seeking an experienced Senior Software Engineer to design, develop, integrate, and modernize enterprise software solutions. This role focuses on application development ...

Senior Software Engineer

Dayton, OH ยท On-site

$119K - $157K/yr

Position Summary Credence is seeking an experienced Senior Software Engineer to design, develop, integrate, and modernize enterprise software solutions. This role focuses on application development ...

Senior Software Engineer

Dayton, OH ยท On-site

$119K - $157K/yr

Position Summary Credence is seeking an experienced Senior Software Engineer to design, develop, integrate, and modernize enterprise software solutions. This role focuses on application development ...

Senior Software Engineer

Dayton, OH ยท On-site

$119K - $157K/yr

Position Summary Credence is seeking an experienced Senior Software Engineer to design, develop, integrate, and modernize enterprise software solutions. This role focuses on application development ...

Senior Software Engineer

Dayton, OH ยท On-site

$119K - $157K/yr

Position Summary Credence is seeking an experienced Senior Software Engineer to design, develop, integrate, and modernize enterprise software solutions. This role focuses on application development ...

Senior Software Engineer

Dayton, OH ยท On-site

$119K - $157K/yr

Tangram Flex is seeking a Senior Software Engineer with a minimum of 8 years of experience with technical leadership in open mission system integration, applying MOSA methodologies in modular ...

Senior Software Engineer

Dayton, OH ยท On-site

$119K - $157K/yr

Tangram Flex is seeking a Senior Software Engineer with a minimum of 8 years of experience with technical leadership in open mission system integration , applying MOSA methodologies in modular ...

Senior Software Engineer

Dayton, OH ยท On-site

$119K - $157K/yr

Tangram Flex is seeking a Senior Software Engineer with a minimum of 8 years of experience with technical leadership in open mission system integration, applying MOSA methodologies in modular ...

Senior Software Engineer

Dayton, OH ยท On-site

$119K - $157K/yr

Tangram Flex is seeking a Senior Software Engineer with a minimum of 8 years of experience with technical leadership in open mission system integration, applying MOSA methodologies in modular ...

Software Engineer, Senior

Dayton, OH ยท On-site

$86K - $198K/yr

Software Engineer, Senior The Opportunity: Seeking a Senior Software Engineer to lead andsupport Agile design, development, integration and deployment of a mission management softwarefor ...

Senior Software Engineer

Beavercreek, OH

$113K - $149K/yr

Senior Software Engineer Location: On-Site - Dayton At Parallax, we believe in advancing science and serving the public good--and we're looking for team members who do too. If you're ready to support ...

Showing results 41-60

Senior Mainframe Software Engineer information

What is a senior mainframe software engineer?

Senior Mainframe Software Engineers are experienced professionals who design, develop, maintain, and optimize software applications running on mainframe computer systems. They typically work with legacy programming languages such as COBOL, PL/I, or Assembler, and are responsible for ensuring the reliability, scalability, and security of critical business applications. Their role often includes troubleshooting complex issues, integrating new technologies with existing systems, and mentoring junior engineers. These specialists are essential for organizations that rely on mainframes for large-scale data processing and transaction management.

What are the key skills and qualifications needed to thrive as a senior mainframe software engineer?

To thrive as a Senior Mainframe Software Engineer, you need deep expertise in COBOL, JCL, DB2, and mainframe architecture, often backed by a degree in computer science or related fields and several years of relevant experience. Familiarity with tools like IBM z/OS, CICS, RACF, and version control systems is typically required, along with certifications like IBM Certified System Programmer as a plus. Strong analytical thinking, problem-solving ability, and effective communication are crucial soft skills for leading projects and collaborating with cross-functional teams. These skills ensure reliable, secure, and efficient operation of critical legacy systems that are foundational to many large organizations.

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

Senior Mainframe Software Engineers often encounter challenges when bridging legacy mainframe systems with newer technologies, such as ensuring compatibility, maintaining data integrity, and managing security risks. These integrations typically require a deep understanding of both the existing mainframe environment and the modern platforms being adopted. Collaboration with cross-functional teams, including application developers, architects, and business analysts, is essential to design effective solutions and minimize disruptions. Staying current with industry best practices and emerging tools can help address these challenges and ensure a smooth transition.

What is the difference between Senior Mainframe Software Engineer vs Mainframe Developer?

AspectSenior Mainframe Software EngineerMainframe Developer
CredentialsBachelor's in Computer Science or related, often with certifications like IBM Certified SpecialistSimilar educational background, often with certifications in mainframe technologies
Work EnvironmentLarge enterprise IT departments, financial institutions, government agenciesSame as Senior Mainframe Software Engineer, often within similar industries
ResponsibilitiesDesign, develop, and oversee mainframe applications; lead projects; troubleshoot complex issuesDevelop and maintain mainframe applications; focus on coding and debugging

While both roles involve mainframe technologies and similar credentials, Senior Mainframe Software Engineers typically have more leadership responsibilities and oversee projects, whereas Mainframe Developers focus primarily on coding and application maintenance.

What are popular job titles related to Senior Mainframe Software Engineer jobs in Ohio?

For Senior Mainframe Software Engineer jobs in Ohio, the most frequently searched job titles are:

What job categories do people searching Senior Mainframe Software Engineer jobs in Ohio look for?

The top searched job categories for Senior Mainframe Software Engineer jobs in Ohio are:

What cities in Ohio are hiring for Senior Mainframe Software Engineer jobs?

Cities in Ohio with the most Senior Mainframe Software Engineer job openings:

Infographic showing various Senior Mainframe Software Engineer job openings in Ohio as of July 2026, with employment types broken down into 63% Full Time, and 37% Contract. Highlights an 100% In-person job distribution.

Mainframe Developer at Columbus, OH

Columbus, OH โ€ข On-site

$47.25 - $60.75/hr

Contractor

Re-posted 21 days ago


Job description

Role: Mainframe Developer 
Location: Columbus, OH
 
Madatory Skill:
CICS, COBOL, JCL, VSAM, MQ
 
JD:
Languages/Databases: COBOL, CICS/DB2, IMS, JCL, VSAM
Tools: VSAM, Sync Sort, Change Man, Zeke, File Aid, SAR, NDM, SFTP, Xpeditor, MQ Messaging
Must Have: Online transaction processing
Good to have: Batch processing"