• ZOS Systems Programmer

    Aston Carter (Boulder, CO)
    Job Title: zOS Systems Programmer Analyst Additional Skills & Qualifications + Understanding of hardware including FICON/ESCON connectivity, DASD ... ACS routine and construct management. Job Description We are seeking an experienced zOS systems programmer to join our team in Boulder, Colorado. The… more
    Aston Carter (11/11/25)
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  • Senior Mainframe Systems Programmer

    Ensono (Boston, MA)
    Senior Mainframe Systems Programmer - zOSRemote - United StatesJR012172 PositionSummary TheSeniorMainframe Systems Programmer provides support for ... projects that require the installation, testing, and implementation of newz/OSoperating systems and other 'system' software. Includes: Maintenance and debugging of … more
    Ensono (11/07/25)
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  • Mainframe Systems Programmer , DB2

    Ensono (Houston, TX)
    Mainframe Systems Programmer , DB2Remote - United StatesJR012329 At Ensono, our Purpose is to be a relentless ally, disrupting the status quo and unleashing our ... role is Senior Solutions Delivery Architect. Advertising as Mainframe Systems Programmer , DBE_ As the Senior Solutions...or more clients during transition. + Experience supporting DB2 zOS from a Systems or DBA perspective… more
    Ensono (11/13/25)
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  • Senior Mainframe Systems Programmer

    Ensono (Salt Lake City, UT)
    … ProgrammerRemote - United StatesJR012292 **Position Summary** The Senior Mainframe Systems Programmer provides support for on-going projects that require ... the installation, testing, and implementation of new operating systems and other 'system' software. Also, the Maintenance and...+ Participate in Oncall Schedule. + Team lead for zOS - Assist/Lead the zOS system programming… more
    Ensono (09/06/25)
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  • Mainframe System Programmer /Hardware…

    Ensono (Dover, DE)
    Mainframe System Programmer /Hardware ConfigurationRemote - United StatesJR011978 Mainframe System Programmer /Hardware Configuration At Ensono, our **Purpose is ... equipment for functionality, break/fix, and upgrades + Evaluate client systems for migrating into Ensono data centers + Evaluate...hardware equipment. + Experience creating HCD and IOCP for zOS , zVM, and zVSE in a complex, geographically dispersed… more
    Ensono (09/17/25)
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  • Lead Infrastructure Engineer - Mainframe MQ/IIB…

    JPMorgan Chase (Jersey City, NJ)
    …and its technology processes + Strongly considers upstream/downstream data and systems or technical implications and advises on mitigation actions + Adds ... SYSPLEX technology. + Performing IBM Messaging Queuing and IBM Integration Bus systems programming work in a zSeries operating system environment. + Provide IBM… more
    JPMorgan Chase (10/23/25)
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  • Junior Mainframe System Programmer

    City of New York (New York, NY)
    Job Description We are seeking a motivated and detail-oriented Junior Mainframe System Programmer to join our Mainframe Systems Programmers team. In this role, ... for someone looking to build a long-term career in mainframe systems with hands-on experience, structured training, and mentorship. Key Responsibilities: -… more
    City of New York (10/31/25)
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