Senior Mainframe Developer

5 days ago

Trenton, NJ, United States Mindteck Full time

, IMB Z/OS, COBOL, Hands-on experience with POR (Power-On Reset) configuration activations and system startups, Proficient in building and managing IOCDS datasets using HCD and IOCP tools.
Job Description
We are seeking an experienced Senior Mainframe Developer with deep expertise in I/O configuration management to support our IBM Z environment. This hands-on role focuses on configuration delivery, ensuring environment stability, and implementing project-based infrastructure changes. This will be a full-time contract opportunity and be hybrid onsite in Trenton, NJ.
What You'll Do

  • Configure and manage mainframe I/O definitions using Hardware Configuration Definition (HCD)
  • Generate and implement IOCDS images and coordinate activations across logical partitions
  • Analyze and update existing configurations to support hardware changes, migrations, and upgrades
  • Troubleshoot I/O pathing, device connectivity, and configuration discrepancies
  • Collaborate with internal teams (z/OS systems, storage, network, hardware engineering) to ensure alignment between logical and physical configurations
  • Maintain accurate configuration documentation and provide knowledge transfer to permanent staff
What You'll Need
Required:
  • Minimum of 5 years of experience defining and maintaining I/O configurations for IBM z/OS systems
  • Proficient in building and managing IOCDS datasets using HCD and IOCP tools
  • Strong knowledge of IBM z/OS operating system internals
  • Hands-on experience with POR (Power-On Reset) configuration activations and system startups
  • Expertise in troubleshooting and resolving complex I/O configuration issues
  • Familiarity with channel paths, control units, and device definitions
  • Excellent documentation and communication skills
  • Knowledge of Sysplex configurations and dynamic I/O reconfiguration
  • Experience in capacity planning and hardware upgrades
  • Familiarity with disaster recovery planning for I/O configurations
Physical Demands
  • Ability to safely and successfully perform the essential job functions consistent with the ADA and other federal, state, and local standards
  • Sedentary work that involves sitting or remaining stationary most of the time with occasional need to move around the office to attend meetings, etc.
  • Ability to conduct repetitive tasks on a computer, utilizing a mouse, keyboard, and monitor


While others say it, we do it: we care. We have great people and we do great work. Just as importantly, we have great relationships with an impressive clientele. Over 1,000 talented, diverse, and career-minded professionals are carving out their role and experiencing a good mix of challenges and opportunities - and we're rooting for them along the way, every day. For more, click: https://www.mindteck.com/career/life-at-mindteck.html

Mindteck is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, religion, color, national origin, sex, sexual orientation, gender identity, age, status as a protected veteran, status as a qualified individual with a disability, or any other trait protected by law.

  • Treasury Developer

    7 days ago

    Trenton, NJ, United States Global Pharma Tek Full time

    Job Title: Treasury Developer Duration: 6 months Location: Trenton NJShort Description: VHI developer to help code the interface between a web application and the mainframe. Complete Description: Verastream Host Integrator (or VHI) is a proprietary software platform developed by Microfocus. This technology allows .NET web applications to interface with...

  • Treasury Developer

    7 days ago

    Trenton, NJ, United States Global Pharma Tek Full time

    Job Title: Treasury Developer Duration: 6 months Location: Trenton NJShort Description: VHI developer to help code the interface between a web application and the mainframe. Complete Description: Verastream Host Integrator (or VHI) is a proprietary software platform developed by Microfocus. This technology allows .NET web applications to interface with...

  • Treasury Developer

    2 weeks ago

    Trenton, NJ, United States CapLeo Global Full time

    Job Title: Treasury Developer Duration: 6 months Location: Trenton NJShort Description: VHI developer to help code the interface between a web application and the mainframe. Complete Description: Verastream Host Integrator (or VHI) is a proprietary software platform developed by Microfocus. This technology allows .NET web applications to interface with...

  • Developer-Mainframe Prog

    5 days ago

    Trenton, NJ, United States Kaav Inc. Full time

    The Senior Programmer is responsible for all of the analysis, design, coding, component and assembly testing for a subsystem within a major application development or application support effort. Senior Programmers work with the Business Analysts and the Business Users to define and prioritize the work to see that it is successfully delivered within the...

  • Developer-Mainframe Prog

    12 hours ago

    Trenton, NJ, United States Kaav Inc. Full time

    The Senior Programmer is responsible for all of the analysis, design, coding, component and assembly testing for a subsystem within a major application development or application support effort. Senior Programmers work with the Business Analysts and the Business Users to define and prioritize the work to see that it is successfully delivered within the...

  • .Net VHI Developer

    1 week ago

    Trenton, NJ, United States Hudson Data Full time

    Job Title: .Net VHI Developer Location: Trenton, NJ (Remote) Duration: Long Term Description: Verastream Host Integrator (or VHI) is a proprietary software platform developed by Microfocus. This technology allows .NET web applications to interface with mainframe applications. DORES Application development is currently hiring an experienced...

  • .Net VHI Developer

    2 weeks ago

    Trenton, NJ, United States Hudson Data Full time

    Job Title: .Net VHI Developer Location: Trenton, NJ (Remote) Duration: Long Term Description: Verastream Host Integrator (or VHI) is a proprietary software platform developed by Microfocus. This technology allows .NET web applications to interface with mainframe applications. DORES Application development is currently hiring an experienced...

  • .Net VHI Developer

    3 days ago

    Trenton, NJ, United States Hudson Data Full time

    Job Title: .Net VHI Developer Location: Trenton, NJ (Remote) Duration: Long Term Description: Verastream Host Integrator (or VHI) is a proprietary software platform developed by Microfocus. This technology allows .NET web applications to interface with mainframe applications. DORES Application development is currently hiring an experienced...

  • .Net VHI Developer

    6 days ago

    Trenton, NJ, United States Hudson Data Full time

    Job Title: .Net VHI Developer Location: Trenton, NJ (Remote) Duration: Long Term Description: Verastream Host Integrator (or VHI) is a proprietary software platform developed by Microfocus. This technology allows .NET web applications to interface with mainframe applications. DORES Application development is currently hiring an experienced...

  • Senior Snowflake Developer

    5 days ago

    Trenton, NJ, United States Procyon TS Full time

    Design, implement, and optimize data solutions using the Snowflake cloud data platform. This role plays a pivotal part in architecting data warehouses, data lakes, and ETL processes to enable efficient data storage, processing, and analytics for the DOE. A Senior Snowflake Developer is a highly skilled professional responsible for designing, implementing,...