• Mainframe Security Engineer

    Ensono (Jefferson City, MO)
    Mainframe Security EngineerRemote - United StatesJR011549 **About the role and what you'll be doing:** **Job Description Summary:** **This is a Mainframe ... ITIL Certification a plus + Bachelor's or master's degree preferred + Other mainframe security products a plus **Why Ensono?** Ensono is a place to make better… more
    Ensono (06/21/25)
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  • BizOps Engineer II ( Mainframe

    Mastercard (O'Fallon, MO)
    …businesses and governments realize their greatest potential._ **Title and Summary** BizOps Engineer II ( Mainframe & Cobol Support) The Clearing BizOps team ... is looking for a Site Reliability Engineer who can help us solve problems, build our...improve the customer experience of our applications. Responsibilities * Mainframe Clearing application support * Engage in and improve… more
    Mastercard (07/17/25)
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  • Sr. Software Engineer ( Mainframe

    US Bank (Earth City, MO)
    …for ensuring all aspects of product development follow compliance and security best practices - Exhibits relentless focus in software reliability engineering ... and your family boost your health, protect your financial security and give you peace of mind. Our benefits...US Bank participates in the US Department of Homeland Security E-Verify program in all facilities located in the… more
    US Bank (07/16/25)
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  • Senior Customer Solutions Engineer (IBM…

    Rocket Software (Jefferson City, MO)
    …opportunity located anywhere in the United States. The Senior Customer Solutions Engineer brings creativity, curiosity and passion to the role working with our ... and provide training for the IBM OMEGAMON product family and various other IBM Mainframe products. The candidate must have a strong working knowledge of IBM z/OS, … more
    Rocket Software (05/09/25)
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  • Senior Systems Engineer (CICS/Assembler)

    Fiserv (Jefferson City, MO)
    …scale, come make a difference at Fiserv. **Job Title** Senior Systems Engineer (CICS/Assembler) **About your role:** You will provide senior-level CICS/TS technical ... (installation, implementation, administration, and maintenance) for all Fiserv IBM mainframe -based CICS/TS solutions supporting Fiserv's Issuing, Acquiring, and Payments… more
    Fiserv (06/01/25)
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  • Security Engineer -Directory…

    Edward Jones (St. Louis, MO)
    …within the firm, including Active Directory (AD), Azure Active Directory (AAD), Mainframe Access Control Facility 2 (ACF2), and Virtual Directory Services (VDS). ... **What You'll Do:** + Understand, Analyze, and Remediate assessment findings and vulnerabilities + Responsible for applying business and technical knowledge to ensure availability of our systems, and to provide quality solutions for business and enterprise… more
    Edward Jones (07/08/25)
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  • Staff Systems Design Engineer

    Teradata (Jefferson City, MO)
    …as a key member of an Empowered Team? Join us as a Staff Systems Design Engineer and play a pivotal role in sustaining stable and reliable Mainframe environments ... party) + Manage and automate z/OS administration tasks including security (Ex: RACF), health checks, user access and a...tape library + Serve as a technical lead on Mainframe projects, integrations, and business continuity readiness + Drive… more
    Teradata (06/03/25)
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  • Software Engineer II (Testing Focus…

    Mastercard (O'Fallon, MO)
    …businesses and governments realize their greatest potential._ **Title and Summary** Software Engineer II (Testing Focus / Cucumber / Rest Assured) Job Description ... Java/C/C++ development * Knowledge in Digital Native Architecture * Exposure with a mainframe Source Control tool, and with a graphical application using the … more
    Mastercard (05/29/25)
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  • Lead Software Engineer

    Mastercard (O'Fallon, MO)
    …and governments realize their greatest potential._ **Title and Summary** Lead Software Engineer Who is Mastercard? Mastercard is a global technology company in the ... all. Overview The Mastercard Settings team is looking for a Lead Software Engineer to drive our customer experience strategy forward by consistently innovating and… more
    Mastercard (06/14/25)
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  • Principal BizOps Engineer

    Mastercard (O'Fallon, MO)
    …and governments realize their greatest potential._ **Title and Summary** Principal BizOps Engineer "The Clearing BizOps team is looking for a Site Reliability ... Engineer who can help us solve problems, implement automation,...8-10 Years of experience in the following is required: Mainframe , DB2, VSAM, JCL, COBOL, Splunk skills * We… more
    Mastercard (05/08/25)
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