Job Title : Mainframe COBOL
Location : Remote
Type : Contract role
Key Responsibilities :
- Design, develop, and maintain COBOL-based applications on IBM mainframe systems (z / OS).
- Support and enhance core payor systems including claims adjudication, enrollment, billing, and eligibility.
- Analyze and troubleshoot complex batch and online processing issues.
- Collaborate with business analysts and product owners to translate requirements into technical solutions.
- Participate in modernization efforts, including integration with APIs, databases, and cloud platforms.
- Ensure compliance with HIPAA and CMS regulations in all system changes and data handling.
- Document system changes, workflows, and technical specifications.
- Mentor junior engineers and contribute to knowledge sharing and best practices.
Required Qualifications :
Bachelor's degree in Computer Science, Information Systems, or related field.5+ years of experience in COBOL development on IBM mainframe environments.Strong knowledge of JCL, VSAM, DB2, CICS, and TSO / ISPF.Experience in healthcare payor systems, especially claims processing and eligibility workflows.Familiarity with ANSI X12 EDI transactions (837, 835, 834, etc.).Understanding of HIPAA compliance and healthcare data privacy standards.Strong analytical, debugging, and problem-solving skills.Preferred Qualifications :
Experience with modernization initiatives (e.g., wrapping COBOL logic in APIs, migrating to cloud).Exposure to FHIR, HL7, or other modern interoperability standards.Familiarity with DevOps tools and CI / CD pipelines for mainframe environments.Experience with performance tuning and capacity planning on mainframe systems.Knowledge of Agile methodologies and tools (e.g., Jira, Confluence).