• Senior Mainframe Systems

    Fiserv (Chicago, IL)
    …to make an impact on a global scale, come make a difference at Fiserv. **Job Title** Senior Mainframe Systems Programmer (z/OS) **About your role:** The ... Senior Mainframe Systems Programmer (z/OS) is responsible for the installation, planning, design, management, configuration, implementation, of z/OS and… more
    Fiserv (10/05/25)
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  • Senior Mainframe Systems

    Ensono (Chicago, IL)
    Senior Mainframe Systems Programmer - AutomationRemote - United StatesJR012303 **Position Summary** The Senior Mainframe Systems ... Preferred + Ability to perform skill set of an Automation Mainframe System Programmer + Ability to perform complex Automation changes without failure. +… more
    Ensono (09/25/25)
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  • Senior Mainframe Systems

    Ensono (Chicago, IL)
    Mainframe Systems ProgrammerRemote - United StatesJR012292 **Position Summary** The Senior Mainframe Systems Programmer provides support for ... require the installation, testing, and implementation of new operating systems and other 'system' software. Also, the Maintenance and...Qualifications** + Ability to perform skill set of a Mainframe System Programmer + Working in a… more
    Ensono (09/06/25)
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  • Senior Mainframe Systems

    Ensono (Chicago, IL)
    Senior Mainframe Systems Programmer - zVMRemote - United StatesJR012366 A Senior IBM z/VM Systems Programmer ensures the stability, ... integrity, and efficient operation of information systems that support core organizational functions and clients. This is achieved by monitoring, maintaining,… more
    Ensono (10/07/25)
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  • Mainframe Systems Programmer

    Ensono (Chicago, IL)
    …Ensono Title for this role is Senior Solutions Delivery Architect. Advertising as Mainframe Systems Programmer , DBE_ As the Senior Solutions Delivery ... Mainframe Systems Programmer , DB2Remote... Mainframe Systems Programmer , DB2Remote - United StatesJR012329...transition from client's in-house IT into Ensono's support. The Senior Systems Programmer supporting DB2… more
    Ensono (09/19/25)
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  • Senior Mainframe System…

    Fiserv (Chicago, IL)
    …an impact on a global scale, come make a difference at Fiserv. **Job Title** Senior Mainframe System Programmer (z/OS) **About your role:** The Senior ... in mainframe technologies and performance management. + In-depth knowledge of mainframe architecture, operating systems (eg, IBM z/OS), and job control… more
    Fiserv (10/11/25)
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