• Senior Mainframe Performance…

    Fiserv (San Diego, CA)
    …IT staff to ensure efficient operation of the mainframe system + Document mainframe capacity and performance issues and implement procedures for system ... Catalogs, Coupling Facilities, and Sysplexes + Relevant certifications in mainframe technologies and performance management ...+ Relevant certifications in mainframe technologies and performance management + In-depth knowledge of … more
    Fiserv (07/06/25)
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  • Senior Mainframe Systems Programmer…

    Ensono (St. Paul, MN)
    …FTP, EE, CA/Spool, LRS VPS/DRS, InfoPrint, JQP, XPTR, Connect:Direct, XCOM + Capacity Planning/ Performance processor, Networks and storage + Database Systems ... Senior Mainframe Systems Programmer - NetworkRemote - United StatesJR012059...Network-related problems. + Adheres to ITIL, Change and Problem Management process. + Effectively communicate with software suppliers, peers,… more
    Ensono (06/27/25)
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  • Associate Mainframe Systems Programmer…

    Ensono (Miami, FL)
    …FTP, EE, CA/Spool, LRS VPS/DRS, InfoPrint, JQP, XPTR, Connect:Direct, XCOM + Capacity Planning/ Performance processor, Networks and storage + Database Systems ... Associate Mainframe Systems Programmer - NetworkRemote - United StatesJR012009...Network-related problems. + Adheres to ITIL, Change and Problem Management process. + Effectively communicates with software suppliers, peers,… more
    Ensono (06/25/25)
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  • Mainframe Systems Administrator

    CAI (San Bernardino, CA)
    …and recovery processes. Perform system recovery if necessary + Perform storage management , capacity planning, system performance tuning and troubleshooting ... Onsite **Job Summary** We are looking for a motivated Mainframe Systems Administrator to install, implement, test, tune and...such as ESP or Control-M and tuning of system performance with WLM + Experience with REXX and JCL… more
    CAI (07/22/25)
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  • Mainframe Solution Architect

    BMO Financial Group (TX)
    …Ansible, Git-based SCM, automation tools). + Performance tuning and capacity planning expertise in large-scale mainframe environments. + Strong knowledge ... diverse stakeholders. + Experience leading enterprise-wide initiatives, particularly in mainframe -to-cloud modernization efforts. + Change management and… more
    BMO Financial Group (07/09/25)
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  • Senior Mainframe System Programmer (z/OS)

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

    Cognizant (Somerset, NJ)
    …procedures maintaining accurate records for future reference and audits. + Assist in capacity planning and performance tuning to support growing business demands ... the business in a secure environment. **Job Summary** Join our team as a Mainframe Frontend Tester where you will leverage your expertise in E2E testing, Front-end … more
    Cognizant (07/16/25)
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  • Mainframe Technical Advisor

    Ensono (Olympia, WA)
    …insights, and improvements, and develop appropriate action/mitigation plans. + ​Collaborate with Capacity Management team to review data and trends, as well ... Mainframe Technical AdvisorRemote - United StatesJR011892 **Position Summary**...for clients + Participating in proactive and reactive problem management , particularly for systemic issues, in order to help… more
    Ensono (07/16/25)
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  • Senior Product Manager, Mainframe Managed…

    Ensono (Dover, DE)
    …working collaboratively with cross-functional, cross-cultural teams. **Other Qualifications** + Program Management in a business or technical capacity . + Strong ... Senior Product Manager, Mainframe Managed ServicesRemote - United StatesJR011598 At Ensono,...and/or Hosting Provider. + 7+ years' experience in product management and offer commercialization at a service provider. +… more
    Ensono (06/20/25)
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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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