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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Mainframe Developer - **Company:** Systemtec, Inc. - **Location:** Columbia, SC, United States - **Experience:** Experienced - **Salary:** $104,728.0 - **Contract:** Permanent contract - **Skills:** Application Integration Architecture, Application Testing, Unit Testing, Batch Processing, Customer Information Control System (CICS), COBOL (Programming Language), Information Systems, Databases, IBM DB2, Software Debugging, Job Control Language (JCL), Mainframes, Software Engineering, Software Systems, System Testing, Enterprise Software Applications, Mainframe Programming, Integration Tests, Information Technology - **Published:** June 24, 2026 - **Apply:** https://www.indeed.com/viewjob?jk=9df5ee5ff4a42142 ## About the Role Do you have experience in Production troubleshooting?, Do you have a Bachelor's degree?, * Applicants must be authorized to work for any employer in the U.S. We are unable to provide sponsorship or work with Third-Party agencies. * Bachelor's degree in Computer Science, Information Technology, Information Systems, or a related field; equivalent combinations of education and experience will be considered. * Minimum of 4 years of experience in application development, systems testing, application support, or related information technology functions. * Experience developing and supporting enterprise mainframe applications in a large-scale environment. * Strong hands-on experience with one or more of the following technologies: COBOL, JCL, DB2, and IMS. * Experience analyzing business and technical requirements and translating them into effective software solutions. * Ability to perform application testing, debugging, troubleshooting, and production support activities. * Experience working with database-driven applications and batch processing environments. * Strong analytical, organizational, and problem-solving skills. * Excellent communication skills with the ability to work effectively in both independent and team-oriented environments. Preferred Skills/Experience of the Mainframe Developer: * Experience working with CICS in enterprise mainframe environments. * Exposure to mainframe modernization or system transformation initiatives. * Experience supporting large-scale, business-critical applications. * Strong production support and issue resolution experience. * Knowledge of application integration and enterprise system support processes. * Familiarity with software development lifecycle methodologies and best practices. ## Description SYSTEMTEC is seeking a Mainframe Developer for a hybrid opportunity for candidates in Columbia, SC. The Candidate will support the development, enhancement, and ongoing maintenance of enterprise mainframe applications that support critical business functions. This role requires a hands-on developer who can contribute across the software development lifecycle while collaborating with technical teams to deliver reliable and scalable solutions., * Design, develop, test, maintain, and enhance mainframe applications and related system components. * Create and support COBOL programs, JCL processes, and database-driven solutions utilizing DB2 and IMS. * Analyze requirements and develop technical solutions that meet business and operational needs. * Perform unit testing, participate in system and integration testing activities, and resolve application defects. * Troubleshoot production issues, implement corrective actions, and support ongoing system stability. * Collaborate with project teams to deliver application enhancements, maintain documentation, and support modernization efforts. ## Related Videos - [".Net is too slow" was not an option](https://www.wearedevelopers.com/videos/100176-net-is-too-slow-was-not-an-option) - [Cloud as the new mainframe: why the cloud hype does not reflect the dev reality](https://www.wearedevelopers.com/videos/797-cloud-as-the-new-mainframe-why-the-cloud-hype-does-not-reflect-the-dev-reality) - [Data Fabric in Action - How to enhance a Stock Trading App with ML and Data Virtualization](https://www.wearedevelopers.com/videos/253-data-fabric-in-action-how-to-enhance-a-stock-trading-app-with-ml-and-data-virtualization) - [Kubernetes and Microservices with Multi-Model Databases](https://www.wearedevelopers.com/videos/382-kubernetes-and-microservices-with-multi-model-databases) - [Building with IBM Bob](https://www.wearedevelopers.com/videos/100275-building-with-ibm-bob) - [Grappling With Clunky Old Software? Start by Understanding What’s Inside!](https://www.wearedevelopers.com/videos/1189-grappling-with-clunky-old-software-start-by-understanding-what-s-inside) ## Related Articles - [93 Java Interview Questions You Should Prepare For](https://www.wearedevelopers.com/magazine/14-93-java-interview-questions-you-should-prepare-for) - [The 10 C++ programming questions to expect in an interview](https://www.wearedevelopers.com/magazine/50-the-10-c-programming-questions-to-expect-in-an-interview) - [Should senior developers refuse interview coding challenges?](https://www.wearedevelopers.com/magazine/29-should-senior-developers-refuse-interview-coding-challenges) - [The 8 Best Code Testing Tools](https://www.wearedevelopers.com/magazine/402-the-8-best-code-testing-tools) - [7 Important Tips That Every Software Developer Should Know](https://www.wearedevelopers.com/magazine/101-7-important-tips-that-every-software-developer-should-know) - [What’s the Difference between a Junior, Mid, and Senior Developer?](https://www.wearedevelopers.com/magazine/238-what-s-the-difference-between-a-junior-mid-and-senior-developer)