• Mainframe Systems Programmer - z

    Ensono (Dover, DE)
    Mainframe Systems Programmer - z /OSRemote - United StatesJR011392 At Ensono, our **Purpose is to be a relentless ally, disrupting the status quo and unleashing ... outcomes that reshape how our world runs. As an expert technology adviser and managed service provider with cross-platform...and tuning of systems software. Functional knowledge, use of z / OS components and detailed knowledge of support… more
    Ensono (07/11/25)
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  • Mainframe z / OS System…

    U-Haul (Phoenix, AZ)
    …Central Ave, Phoenix, Arizona 85004 United States of America U-Haul is searching for a Mainframe z / OS System Programmer to join our development team! Become ... organization. Job Duties: + Act as support and domain expert for z / OS operating system...root cause analysis. + Provide technical guidance to the mainframe development and production support teams on an ad… more
    U-Haul (07/17/25)
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  • Mainframe Architect

    Cognizant (Hartford, CT)
    …storage environments to pinpoint bottlenecks and opportunities. ** Expert -level proficiency in:** . Mainframe Core: IBM z / OS , Mainframe DB2 & Storage, ... . Mainframe DB2 & Storage, Mainframe CICS, CBAC, RACF, Mainframe as a service ( ** Expert ** ). . Mainframe Utilities & Mainframe Cobol, JCL, Zos,… more
    Cognizant (07/26/25)
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  • z / OS Administration Engineering Sr…

    Citigroup (Rutherford, NJ)
    We are seeking a highly skilled Mainframe z / OS Systems Manager with minimum of 7 years of experience in z / OS Administration with an overall ... oversee a Global engineering team responsible for maintaining the very large z / OS mainframe environment, including installing, configuring, and… more
    Citigroup (08/01/25)
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  • Systems Staff Engineer - z / OS

    CVS Health (Woonsocket, RI)
    …each and every day. **POSITION SUMMARY** We are seeking an exceptional Systems Staff Engineer - z / OS with a proven track record in z / OS software ... Management** : Maintain and manage a comprehensive suite of multi-vendor z / OS software products, ensuring optimal performance and reliability. + **Advanced… more
    CVS Health (07/25/25)
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  • Enterprise Infrastructure Manager…

    PNC (Pittsburgh, PA)
    …testing teams. . Oversee the administration and optimization of IBM z / OS environments including LPAR configurations. . Drive mainframe modernization and ... strategic thinker with deep technical proficiency in IBM System Z platforms, mainframe technologies, and IT governance....experience. . Expert knowledge of IBM System Z , z / OS , LPARs, and RACF.… more
    PNC (07/11/25)
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  • Mainframe Solution Delivery Architect

    Ensono (Charleston, WV)
    …working within az/ OS environment supporting Tape, DASD, CPU, and other mainframe hardware equipment. + Experience creating HCD and IOCP for zOS, zVM, and ... Mainframe Solution Delivery ArchitectRemote - United StatesJR011978 At...and business requirements. + Above average knowledge of the z / OS operating system. + Familiarity with tape… more
    Ensono (06/19/25)
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  • Senior Director, Mainframe Systems…

    Ensono (Los Angeles, CA)
    …will be leading teams responsible for managing the life cycle and patch management of z / OS and ISV upgrades, including subsystem upgrades for CICS, MQ, DB2, and ... multiple clients. This work leverages technologies such as SMPE, z /OSMF Python etc. While direct mainframe experience...across organizations, clients and/or functions. + Strong in managing z / OS , ISV & Subsystem Upgrades via Traditional… more
    Ensono (06/14/25)
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  • Senior Mainframe Systems Programmer…

    Ensono (Montgomery, AL)
    …partial support of technology silos related to several areas such as: + Operating systems z / OS , Z /VM, Z /Linux + Network systems, CICS, MQ, Netview, ... Senior Mainframe Systems Programmer - Network-2Remote - United StatesJR012061...outcomes that reshape how our world runs. As an expert technology adviser and managed service provider with cross-platform… more
    Ensono (07/26/25)
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  • Mainframe & Database - Technology…

    JPMorgan Chase (Tampa, FL)
    …of corresponding control systems + Mainframe Expertise + Understanding of IBM z / OS architecture and its components + Experience with mainframe tools ... by anticipating new and emerging risks, and using your expert judgement to solve real-world challenges that impact our...and Remote Access Control Facility + Proficiency in using z / OS testing frameworks and tools, such as… more
    JPMorgan Chase (05/30/25)
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