Mainframe Developer

This is a fully remote position, open to applicants in Iowa.

📋 Description

• Design, improve, and sustain COBOL and JCL programs that manage interface files between ICAR and EDEN.

• Adjust file structures, data mappings, transformation logic, and validation procedures.

• Enhance batch workflows, GDG frameworks, and VSAM datasets.

• Assist in replacing outdated eligibility data sources with data derived from EDEN.

• Oversee and troubleshoot production processes and interfaces.

• Convert business and functional requirements into technical design specifications.

• Examine mainframe applications and integration points to assess the impact of system changes.

• Modify and support applications that interact with IDMS databases.

• Conduct record-level and field-level analysis of interfaces.

• Identify dependencies, integration points, and risks during the concurrent operation of legacy and modern systems.

• Produce and maintain technical documentation, process flows, program specifications, and interface designs.

• Create and execute unit, system, integration, regression, and user acceptance testing.

• Investigate and rectify testing defects.

• Validate comprehensive data processing and file exchanges.

• Generate and maintain JCL, PROCs, scheduling definitions, and operational documentation.

• Facilitate implementation, migration, production deployment, cutover planning, and execution.

• Troubleshoot production incidents, file processing failures, and data inconsistencies.

• Develop runbooks, monitoring protocols, and post-deployment support documentation.

• Collaborate with project managers, analysts, architects, developers, testers, and business stakeholders.

• Engage in design reviews, technical walkthroughs, sprint planning, and status meetings.

• Communicate technical risks, challenges, dependencies, and recommendations.

• Assist in knowledge transfer and project documentation.

⛳️ Requirements

• Hands-on experience in mainframe development.

• Proficient in COBOL, JCL, and batch processing.

• Familiarity with IDMS or similar mainframe database technologies.

• Experience with VSAM datasets and file processing applications.

• Proven track record in supporting application integrations and data exchange processes.

• Experience in analyzing and modifying legacy systems.

• Strong verbal and written communication capabilities.

• Ability to work autonomously as well as collaboratively within a team setting.

• ADS/O experience is preferred.

• Previous experience supporting Child Support Enforcement systems or Human Services programs is preferred.

• Familiarity with eligibility systems, public assistance systems, or government modernization initiatives is preferred.

• Experience with large-scale legacy modernization projects is preferred.

• Knowledge of production support, release management, and deployment practices is preferred.

• Experience in Agile or hybrid project environments is preferred.

🏝️ Benefits

• 6-month project duration.

• Remote work arrangement (local to Des Moines, Iowa).