• Mainframe Modernization Solution Architect

    Rocket Software (Denver, CO)
    …**Job Description Summary:** We are looking for a highly skilled Mainframe Modernization Solutions Architect to analyze, design, architect, and implement solutions ... and practices, and setting standards for the modernization of mainframe legacy environments. The ideal candidate will possess deep...legacy systems and with technologies such as COBOL, JCL, CICS , DB2 for z/OS, IMS DB/DC, Assembler, PL/I, REXX,… more
    Rocket Software (11/27/25)
    - Related Jobs

  • IT Mainframe Developer - Contract Role (AN)

    Nelnet (Breckenridge, CO)
    …people where they live, learn, and work. We are seeking experienced Mainframe Developers to support state workforce agency's initiative to expand Unemployment ... Numbers from 6 to 9 digits. This role involves modifying legacy COBOL applications, CICS screens, DB2 schemas, and batch jobs to accommodate the expanded field size,… more
    Nelnet (12/04/25)
    - Related Jobs

  • Senior Mainframe IMS Systems Programmer

    Travelers Insurance Company (Denver, CO)
    …with DB2 and MQ is also helpful. Similar system programming experience with CICS , z/OS Connect, TPX, CA GEN, and EOS are ideal. Under limited supervision, ... Connects IMS to other technologies such as IMS Connect, CICS , MQ, DB2, and z/OS Connect. + Develops and...provide timely resolution to more complex issues. + Supporting CICS , z/OS Connect, TPX, CA GEN, EOS, and other… more
    Travelers Insurance Company (12/05/25)
    - Related Jobs

  • PAS Systems - IBM MF Specialist

    AIG (Salida, CO)
    …underwriting rules, regulatory reporting + Technical Skills:- Knowledge of COBOL/Assembler/JCL/ CICS /IMSDB/zOS Connect. - Mastery in IBM mainframe platform ... IBM Mainframe Specialists are responsible for designing, coding, testing,...coding, testing, and maintaining programs and software applications on mainframe systems. They enhance existing software systems and participate… more
    AIG (12/15/25)
    - Related Jobs

  • IT Quality Assurance Analyst - Contract Role (AN)

    Nelnet (Highlands Ranch, CO)
    …of mainframe systems and testing methodologies. + Experience with:COBOL, CICS , DB2, JCL, 3270 emulator tools (eg, OpenText Hummingbird), IBM InfoSphere Optim ... developers and business analysts to design and execute test plans for COBOL, CICS , DB2, and batch components. . Perform unit, integration, regression, and user… more
    Nelnet (12/03/25)
    - Related Jobs

  • zOS Print Systems Programmer

    Unum Group (Denver, CO)
    …an innovative z/OS Systems Programmer to support and modernize its mainframe environment, focusing on resiliency, future business needs, and emerging technologies. ... solutions), evaluating new and existing technologies, and preparing the mainframe for future initiatives. Responsibilities also include system monitoring, tuning,… more
    Unum Group (12/31/25)
    - Related Jobs