Mainframe Developer- Remote
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HonorVet Technologies. We're a Service Disable Veteran-Owned IT staffing firm, ISO 9001 and ISO 27001 certified, working with federal agencies, state governments, and Fortune 500 enterprise clients across the US. What makes us different isn't a tagline; it's the way we work. We don't forward resumes and hope for the best. We take the time to understand where a professional like you is headed and only reach out when we genuinely believe there's a fit worth exploring.
Job Title: Mainframe Developer (COBOL / JCL / IDMS)
Location: Remote
Duration: 6 Months Work Type: Contract/Remote
Job Overview
We are seeking an experienced Mainframe Developer to support a major legacy system modernization initiative involving the integration of an existing legacy application with a new statewide eligibility platform.
The consultant will be responsible for developing, enhancing, testing, and maintaining COBOL programs, JCL jobs, batch processes, and file-based interfaces to ensure accurate and reliable data exchange between legacy and modern systems.
Key Responsibilities
- Develop, modify, and maintain COBOL programs and JCL batch jobs.
- Build and enhance file-based interfaces between legacy and modern applications.
- Modify file layouts, data mappings, transformation logic, and validation routines.
- Work with VSAM datasets, GDG structures, and batch processing workflows.
- Analyze and support IDMS databases, including schema and subschema navigation.
- Troubleshoot production issues, batch failures, and data discrepancies.
- Perform unit, system, integration, regression, and UAT testing.
- Support system deployment, migration, cutover, and production activities.
- Maintain technical documentation, program specifications, and operational procedures.
- Collaborate with business analysts, architects, testers, and technical teams.
Required Technical Skills
- Strong hands-on experience with COBOL and JCL.
- Experience with mainframe batch processing and production support.
- Hands-on experience with VSAM datasets and GDG management.
- Experience with IDMS databases, including schema and subschema concepts.
- Knowledge of flat-file processing, data mapping, and file transformations.
- Experience with FTP/SFTP and automated file transfers.
- Familiarity with CA7, Control-M, or similar job scheduling tools.
- Experience supporting legacy system integrations and modernization projects.
- Strong analytical, troubleshooting, and communication skills.
Preferred Qualifications
- Experience with ADS/O and IDMS-COBOL integration.
- Experience in Child Support Enforcement or Human Services systems.
- Background in government eligibility or public assistance systems.
- Experience with large-scale legacy modernization initiatives.
- Knowledge of Agile or hybrid project environments.
- Experience with release management and production deployment.
If you are interested, feel free to reach out to me directly at amanpreet.singh@honorvet.com
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