Mainframe Developer - Montreal - Astra North Infoteck Inc.

    Astra North Infoteck Inc.
    Astra North Infoteck Inc. Montreal

    1 day ago

    Description

    Mainframe Developer (COBOL, DB2, CICS, VSAM, JCL)

    Key Responsibilities

    1. Application Development & Maintenance

    • Design, develop, and enhance mainframe applications using COBOL, JCL, DB2, CICS, VSAM, and other IBM mainframe tools.
    • Maintain and optimize existing code to improve performance, reliability, and scalability.
    • Conduct root-cause analysis and resolve production issues within SLAs.

    2. Systems Analysis & Design

    • Analyze business requirements and translate them into technical specifications.
    • Participate in architecture and design discussions for new modules and system enhancements.
    • Work with cross-functional teams to ensure seamless integration of mainframe components.

    3. Testing & Quality Assurance

    • Develop and execute unit, integration, and regression test cases.
    • Support QA teams in test planning and defect resolution.
    • Ensure compliance with coding standards, documentation, and audit requirements.

    4. Production Support

    • Provide L2/L3 support for critical mainframe applications.
    • Monitor batch jobs and troubleshoot job failures and data issues.
    • Participate in on-call rotation for production support (if required).

    5. Collaboration & Documentation

    • Work closely with business analysts, testers, and project managers to deliver high‑quality solutions.
    • Prepare and maintain technical documentation, including design specs, data flow diagrams, and operational procedures.
    • Participate in peer reviews to ensure code quality and knowledge sharing.

    Technical Skills

    Strong experience with:

    • COBOL (COBOL/370, COBOL II)
    • JCL (Job Control Language)
    • DB2 / SQL
    • CICS / IMS
    • VSAM
    • Batch and online processing

    Hands-on experience with:

    • FileAid, Expeditor, Abend-AID, Changeman/Endevor, REXX scripts (optional)
    • Familiarity with mainframe modernization tools or cloud migration (nice-to-have)

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