• Mainframe Applications Development Sr…

    Citigroup (New Castle, DE)
    …ability to use debugging tools and techniques to identify and resolve issues. ** Performance Tuning:** + Experience in optimizing mainframe applications for ... file fomatting. **Key Responsibilities** + Develop, maintain, and enhance mainframe applications. + Analyze business requirements and design technical solutions.… more
    Citigroup (08/01/25)
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  • Senior Mainframe System Programmer (z/OS)

    Fiserv (Frankfort, KY)
    …devices, Catalogs, Coupling Facilities, and Sysplexes. + Relevant certifications in mainframe technologies and performance management. + In-depth knowledge of ... come make a difference at Fiserv. **Job Title** Senior Mainframe System Programmer (z/OS) **About your role:** The z/OS...and project support needs. + Work with capacity and performance teams in proactively addressing potential performance more
    Fiserv (07/12/25)
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  • Mainframe Developer

    Capgemini (NY)
    …Type: Full Time** **Role Overview:** This role focuses on enhancing the stability, performance , and reliability of mainframe batch job processes. The ideal ... monitoring and alerting mechanisms. + Support ongoing maintenance and troubleshooting of mainframe systems. + Ensure performance optimization and adherence to… more
    Capgemini (08/08/25)
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  • Senior Mainframe Infrastructure Engineer…

    Truist (Raleigh, NC)
    mainframe automation solutions. 8. Keen understanding of factors that improve mainframe infrastructure availability and performance . 9. Knowledge of ... for someone that excels in modernizing infrastructure, optimizing system performance and delivering innovative technologies to drive transformative business… more
    Truist (07/14/25)
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  • Manager, Mainframe Technical Consulting

    Broadcom (Lisle, IL)
    …This position is responsible to plan, execute, monitor and manage the Mainframe Technical Consulting team's performance and resource allocation needs, with ... effectively drives and supports the technical validation and adoption of the Broadcom Mainframe products. Ensuring that the mainframe solutions are presented in… more
    Broadcom (07/23/25)
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  • Mainframe Lead L1 L2 teams - VP

    Citigroup (Irving, TX)
    …End User Services among others. Role Description The Operations Manager for the L1-L2 Mainframe support owns the technical performance of the team members, their ... Who are we? Citi Enterprise Command Center ( Mainframe Operations) provides the first line operations monitoring as well as advance support services that enable… more
    Citigroup (07/16/25)
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  • Mainframe Architect

    Cognizant (Hartford, CT)
    …teams) to understand setups and coordinate project activities. . Optimize Performance : Develop and implement optimization plans for mainframe applications ... transformation to own the business in a secure environment. **Job** **Tittle** : Mainframe Architect **LOCATION** : Hartford, CT . Assess and Strategize: Work with… more
    Cognizant (07/26/25)
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  • Mainframe Systems Manager

    City of New York (New York, NY)
    …to the SLA. - Provide a leadership role in z/OS administration, performance management, hardware configuration, and implementation of mainframe technologies and ... and capacity data. - Perform daily, monthly and yearly performance and capacity planning for the mainframe ...yearly performance and capacity planning for the mainframe systems. PROJECT PLANNING: - Run projects related to… more
    City of New York (07/23/25)
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  • Senior Mainframe Systems Programmer…

    Ensono (Montgomery, AL)
    Senior Mainframe Systems Programmer - Network-2Remote - United StatesJR012061 **Senior Mainframe Systems Programmer - Network** At Ensono, our Purpose is to be a ... COLLABORATION, CURIOSITY, PASSION **What You Will Do:** The Senior Mainframe Systems Programmer plans, installs, tests, administers, maintains, updates and… more
    Ensono (07/26/25)
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  • Enterprise Infrastructure Manager…

    PNC (Pittsburgh, PA)
    …and have an opportunity to contribute to the company's success. As a Mainframe Manager within PNC's Technology organization, you will be based in Pittsburgh, PA, ... OPT for this position. We are seeking a seasoned Mainframe Manager to lead our core infrastructure systems, ensuring...and management. + Directs, motivates, develops and oversees the performance of the management team and key staff. PNC… more
    PNC (07/11/25)
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