• Mainframe z / OS

    U-Haul (Phoenix, AZ)
    …N Central Ave, Phoenix, Arizona 85004 United States of America U-Haul is searching for a Mainframe z / OS System Programmer to join our development team! ... root cause analysis. + Provide technical guidance to the mainframe development and production support teams on an ad...Requirements: + Minimum 5 years of experience as IBM z / OS System Programmer ( System more
    U-Haul (10/15/25)
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  • Senior Mainframe Systems Programmer…

    Ensono (Phoenix, AZ)
    Senior Mainframe Systems Programmer - DB2 Physical -...You Will Do:** + Fulfill customer service requests for mainframe z / OS customers in a timely ... Ensono mainframe clients as they relate to Mainframe DB2 systems . Position reports to Manager...of DB2 subsystems + Troubleshooting and solving of DB2 System database issues + Troubleshooting and solving DB2 software… more
    Ensono (10/23/25)
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  • Senior Mainframe Systems Programmer…

    Ensono (Phoenix, AZ)
    …Areas of Focus for this Role + Installation and maintenance of Mainframe Systems Infrastructure software (including z / OS and/or ISV products) in support ... Qualifications** + Ability to perform skill set of a Mainframe System Programmer + Ability to perform... z / OS security. + Knowledgeable in z / OS systems programming functions. +… more
    Ensono (11/07/25)
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  • Expert Systems Programmer - z

    Ensono (Phoenix, AZ)
    Expert Systems Programmer - z /OSRemote - United...Familiarity with mainframe functional areas such as z / OS Operating System , Storage, Databases, ... + Will be responsible for upgrades of a clients mainframe software. + Learn client environments as they transition...Disaster Recovery concepts. + Technical implementation skills required for z / OS Operating System , Parallel Sysplex,… more
    Ensono (10/30/25)
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  • z / OS Systems Programmer,…

    Ensono (Phoenix, AZ)
    z / OS Systems Programmer, with ISV...+ 3-5 years ISV licensing experience + Familiarity with mainframe functional areas such as z / OS , ... continuous change and embrace innovation. **Role** **Summary** As the z / OS Systems Programmer, you will...You will also install and support ISV software on az/ OS system and attend project meetings to… more
    Ensono (11/11/25)
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  • Delivery consultant z / OS

    IBM (Phoenix, AZ)
    …in team environment as well as independently without direction * Mainframe systems software programming experience * z / OS application modernization such ... skills to automate System tasks. **Required technical and professional expertise** z / OS : - System Programmer set of skills (ISPF/SDSF, RACF, JES… more
    IBM (11/04/25)
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  • Mainframe Systems Programmer- zOS

    Ensono (Phoenix, AZ)
    …Areas of Focus for this Role + Installation and maintenance of Mainframe Systems Infrastructure software (including z / OS and/or ISV products) in support ... of systems software, Functional knowledge, use of z / OS components and detailed knowledge of support...Qualifications** + Ability to perform skill set of a Mainframe System Programmer + Ability to perform… more
    Ensono (11/21/25)
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  • Principal Database Engineer

    Citizens (Phoenix, AZ)
    Description Principal Mainframe z / OS Database Engineer Summary: As a Principal Database Engineer, you will design, develop, and implement platforms, ... systems , and pipelines to enable data capture, access, and...+ Plano, TX Key Responsibilities: + Administer and maintain Mainframe Db2 z / OS databases, including… more
    Citizens (11/01/25)
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  • Delivery Consultant - z /HW - z

    IBM (Phoenix, AZ)
    …in team environment as well as independently without direction * Mainframe systems software programming experience * Proficient with z / OS , TSO/ISPF, ... design, available I/O adapters, and IBM Z physical planning aspects . z / OS : - System Programmer set of skills (ISPF/SDSF, RACF, JES parameters,… more
    IBM (11/04/25)
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  • Delivery Consultant, DB2 on z / OS

    IBM (Phoenix, AZ)
    …in team environment as well as independently without direction * Mainframe systems software programming experience * Proficient with z / OS , TSO/ISPF, ... IBM DB2 on z / OS . **Required technical and professional expertise** * z / OS : - System Programmer set of general knowledge skills (ISPF/SDSF, RACF, JES… more
    IBM (11/16/25)
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  • IBM MQ administrator - z / OS

    Cognizant (Phoenix, AZ)
    …on z / OS . Strong knowledge of z / OS operating system , JCL, SMP/E, and mainframe utilities. Experience with MQ concepts: queue managers, queues, ... **IBM MQ administrator - z / OS (Remote)** **Location: Remote** **Please note,...and TCP/IP network issues. Familiarity with RACF or equivalent mainframe security tools. Experience with monitoring tools and performance… more
    Cognizant (11/16/25)
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  • Mainframe System Programmer/Hardware…

    Ensono (Phoenix, AZ)
    …solutions to meet client and business requirements. + Above average knowledge of the z / OS operating system . + Familiarity with tape and DASD replication ... Mainframe System Programmer/Hardware ConfigurationRemote - United...OS environment supporting Tape, DASD, CPU, and other mainframe hardware equipment. + Experience creating HCD and IOCP… more
    Ensono (09/17/25)
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  • Senior Mainframe Systems Programmer…

    Ensono (Phoenix, AZ)
    Senior Mainframe Systems Programmer - zVMRemote - United StatesJR012366 A...+ Linux on IBM Z + VSEn and z /VSE + CMS + z / OS + Ability ... Senior IBM z /VM Systems Programmer ensures the stability, integrity,...Areas of Focus for this Role + Storage management, system backup/restore, tape encryption, disaster recovery planning + Support… more
    Ensono (10/07/25)
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  • Senior Mainframe Systems Programmer…

    Ensono (Phoenix, AZ)
    Senior Mainframe Systems Programmer - AutomationRemote - United StatesJR012303 **Position Summary** The Senior Mainframe Systems Programmer provides ... with technical questions and problem resolution. Functional knowledge of z / OS Opsmvs or z /SA Automation...+ Ability to perform skill set of an Automation Mainframe System Programmer + Ability to perform… more
    Ensono (09/25/25)
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  • Senior Mainframe Systems Programmer

    Ensono (Phoenix, AZ)
    … and other ' system ' software. Also, the Maintenance and debugging of systems software.. Functional knowledge, use of z / OS components and detailed ... Senior Mainframe Systems ProgrammerRemote - United StatesJR012292...Qualifications** + Ability to perform skill set of a Mainframe System Programmer + Working in a… more
    Ensono (09/06/25)
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  • Sr. Mainframe Automation Systems

    Ensono (Phoenix, AZ)
    …Tools such as Jira or Bugzilla (Scrum and Kanban Boards) + Mainframe Operating systems and their sub-components - z / OS , MVS + Software packaging and ... Sr. Mainframe Automation Systems ProgrammerRemote - United...Key Areas of Focus for this Role + Utilize system knowledge and project management skills to design automation… more
    Ensono (11/03/25)
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  • Mainframe Security Engineer

    Ensono (Phoenix, AZ)
    …PC skills, including Microsoft Outlook, Word, Excel, and PowerPoint. **General Knowledge:** + z / OS experience is highly desired. + Knowledge of other ... Mainframe Security EngineerRemote - United StatesJR012476 **Requirements:** +...response to ServiceNow tickets within defined SLAs. + Monitor system security policies and investigate violations/incidents. + Perform and… more
    Ensono (11/05/25)
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  • Infrastructure Engineer

    American Express (Phoenix, AZ)
    …and implementation** of modern mainframe infrastructure solutions with a focus on z / OS , z /Linux, and hybrid integration. + Support senior engineers in ... Do you thrive on solving complex infrastructure challenges in z / OS , storage, and performance tuning - and...and performance tuning - and want to keep critical mainframe systems running at peak reliability? Come… more
    American Express (11/19/25)
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  • Senior Infrastructure Engineer

    American Express (Phoenix, AZ)
    …supports highly available and scalable infrastructures at Amex, which includes mainframe application services, middleware systems , database operations, data ... Architects to demonstrate modern technologies such as API enablement (eg, z / OS Connect), containerization, DevOps, AI/ML integration, cloud-native development,… more
    American Express (11/17/25)
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  • Assembler Language Coder (ALC) - Developer Role

    ABBTECH Professional Resources, Inc. (Phoenix, AZ)
    …Citizenship_** **Description of Assignment:** Work in an Agile team to support back-end mainframe systems and provide interfaces to front-end systems . This ... can develop mainframe applications (with databases and mainframe systems ): + Work with development teams... TSO, JCL, Control-M + Hands-on experience with Linux, z / OS , bash shell scripting + Hands on… more
    ABBTECH Professional Resources, Inc. (11/20/25)
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