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Mainframe developer

ePace Technologies, IncWoodlawn, MD🇺🇸United States

Quick overview

SeniorityMid Senior
Work modeOn Site
LocationWoodlawn, MD, United States
COBOL

Job description

Job Title: Mainframe Developer
Location: Maryland , Onsite
Need Locals or nearby who can relocate
Face to Face interview
Job Description:
We are looking for an experienced Mainframe Developer with strong expertise in COBOL, JCL, VSAM, IDMS, and batch processing. The ideal candidate will be responsible for developing, enhancing, and maintaining mainframe applications and supporting data integration between legacy systems and modern platforms.
The role involves working on interface files between ICAR and EDEN, supporting legacy system modernization, troubleshooting production issues, and ensuring reliable data exchange across systems.
Key Responsibilities:
  • Develop, enhance, and maintain COBOL and JCL programs for interface file processing between ICAR and EDEN.
  • Modify file layouts, data mappings, transformation logic, and validation routines.
  • Enhance batch processing workflows, GDG structures, and VSAM datasets.
  • Support legacy system modernization and migration to EDEN-derived data sources.
  • Work with IDMS databases, including schema, subschema, and database navigation.
  • Perform record-level and field-level analysis of inbound and outbound interfaces.
  • Develop and execute unit, system, integration, regression, and UAT testing.
  • Troubleshoot production issues, batch failures, file processing errors, and data discrepancies.
  • Manage JCL, PROCs, scheduling definitions, and operational documentation.
  • Support implementation, migration, deployment, and cutover activities.
  • Collaborate with project managers, business analysts, developers, testers, and business stakeholders.

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