> Markdown version of [/jobs/ext/1180598-mainframe-developer-cobol-cics-db2](https://www.wearedevelopers.com/jobs/ext/1180598-mainframe-developer-cobol-cics-db2). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Mainframe Developer (COBOL, CICS, DB2) - **Company:** Purple Drive Technologies LLC - **Location:** Columbus, OH, United States - **Experience:** Expert - **Contract:** Temporary to permanent - **Skills:** Application Programming Interfaces (APIs), Agile Methodology, Application Performance Management, Unit Testing, Batch Processing, Customer Information Control System (CICS), COBOL (Programming Language), Code Review, Data Integration, Data Security, IBM DB2, Distributed Systems, Job Control Language (JCL), IBM Mainframe, IBM WebSphere MQ, Mainframes, Online Transaction Processing, Performance Tuning, Software Maintenance, Systems Development Life Cycle, Release Management, Standard Sql, Software Engineering, SQL Stored Procedures, SQL Databases, System Testing, Systems Integration, Virtual Storage Access Methods, Z/OS, Enterprise Software Applications, Database Optimization, Software Version Control, Control M - **Published:** July 4, 2026 - **Apply:** https://www.careerjet.com/jobad/us25b6ccf5b395849f8180e8ee4007b707 ## About the Role Mainframe Development * 9+ years of experience in IBM Mainframe application development * Strong expertise in: * COBOL * JCL * CICS * DB2 * VSAM * IMS (DB/DC) * Experience developing: * Batch Processing Applications * Online Transaction Processing (OLTP) Systems Database & Integration * Strong SQL and DB2 programming skills * Experience with: * Stored Procedures * Database Performance Tuning * Data Access Programs * Experience integrating mainframe applications using: * IBM MQ * APIs * Distributed Systems Production Support * Experience in: * Production Support * Incident Management * Root Cause Analysis * Performance Optimization * Application Maintenance * System Upgrades Scheduling & Tools * Experience with enterprise schedulers: * CA-7 * Control-M * Equivalent Scheduling Tools * Familiarity with source control, deployment, and release management processes SDLC & Methodologies * Agile * Waterfall * SDLC Best Practices * Code Reviews * Unit Testing * System Testing, * Experience with IBM z/OS environments * Knowledge of mainframe modernization initiatives * Experience in banking, insurance, healthcare, or other large enterprise environments * Strong analytical, troubleshooting, and communication skills ## Description We are seeking an experienced Mainframe Developer with strong expertise in IBM Mainframe technologies to develop, enhance, and support enterprise applications. The ideal candidate will have extensive hands-on experience with COBOL, JCL, CICS, DB2, VSAM, IMS, and batch processing, along with a solid background in production support, performance tuning, and system integration., * Design, develop, test, and maintain enterprise mainframe applications using COBOL, JCL, CICS, DB2, VSAM, and IMS * Develop and support batch and online transaction processing (OLTP) applications * Analyze business requirements and translate them into technical solutions * Develop and optimize DB2 queries, SQL programs, and stored procedures * Troubleshoot production issues, perform root cause analysis, and implement permanent fixes * Support application enhancements, maintenance, and platform upgrades * Manage and monitor batch jobs using CA-7, Control-M, or equivalent scheduling tools * Develop interfaces between mainframe and distributed systems using IBM MQ and APIs * Participate in code reviews, testing, deployment, and production release activities * Optimize application performance, scalability, security, and reliability * Collaborate with cross-functional teams throughout the software development lifecycle * Prepare technical documentation and support ongoing production operations, Job Title: Mainframe Developer Location: Columbus, OH (Onsite) Duration: Contract Job Description: Expert knowledge on CICS along with hands on experience. 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