• Senior z / OS Systems…

    Fiserv (Denver, CO)
    …to make an impact on a global scale, come make a difference at Fiserv. **Job Title** Senior z / OS Systems Engineer **What does a successful Senior ... You will be responsible for designing and implementing automated solutions in the z / OS environment, supporting opportunities coming from customer requests or as… more
    Fiserv (07/11/25)
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  • Senior Mainframe System Programmer…

    Fiserv (Denver, CO)
    …OS based ISV software tools. This position is responsible for supporting existing z / OS systems while ensuring adherence to established standards and ... scale, come make a difference at Fiserv. **Job Title** Senior Mainframe System Programmer ( z / OS )...performance management. + In-depth knowledge of mainframe architecture, operating systems (eg, IBM z / OS ), and… more
    Fiserv (07/12/25)
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  • Senior Technical Support Engineer

    Rocket Software (Denver, CO)
    …Server or Oracle + Knowledge/experience working with RACF, ACF2 or Top Secret. + Operating systems : IBM z / OS , Windows, Red Hat Linux, Sun Solaris. + ... or similar role with deep technical knowledge of + z / OS mainframes + Experience with z...system knowledge: Windows, Unix, Linux. + Database knowledge in open systems (Windows, Unix, Linux) and cloud… more
    Rocket Software (07/04/25)
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  • Senior Customer Solutions Engineer (IBM…

    Rocket Software (Denver, CO)
    …Mainframe products. The candidate must have a strong working knowledge of IBM z / OS , mainframe architecture and components. Experience with and working knowledge ... remote opportunity located anywhere in the United States. The Senior Customer Solutions Engineer brings creativity, curiosity and passion...a plus. **Core Technical Skills:** + Strong understanding of z / OS , and optionally z /VM, zLinux,… more
    Rocket Software (05/09/25)
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  • Senior Mainframe Storage Engineer

    Fiserv (Colorado Springs, CO)
    …and IBM VTS + Prepare, allocate, manage, and decommission disk and storage systems by leveraging OS utilities, processes, and functions + Continuously search ... scale, come make a difference at Fiserv. **Job Title** Senior Mainframe Storage Engineer **What does a successful ...testing, and implementation + 5+ years of experience with z / OS and MVS skills in all IBM… more
    Fiserv (07/10/25)
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