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Senior z/OS Mainframe Systems AdministratorPacer Group • Poughkeepsie, New York, United States
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Senior z/OS Mainframe Systems Administrator

Pacer Group
  • US
    Poughkeepsie, New York, United States
  • US
    Poughkeepsie, New York, United States
Apply Now

About

Location: Poughkeepsie, NY 12601 Work Arrangement: Onsite Employment Type: Contract Duration: 6+ Months Pay Range: $45.96/hr. To $49.23/hr. On W2 | $57.14/hr. to $64.00/hr. on C2C Domain: Technology | Enterprise Mainframe Infrastructure Services SKILLS REQUIRED Primary (Must-Have): Expertise in z/OS installation, configuration, ServerPac upgrades, maintenance, and ISV / OEM product upgrades Proficiency in Mainframe Storage Administration (SMS, DFDSS, DSF) and Hardware Configuration Definition (HCD / IODF) Strong hands-on knowledge of RACF Administration for provisioning elevated access and maintaining security matrices Comprehensive understanding of Mainframe Networking protocols including TCP/IP, VTAM, SMTP, FTP, and TLS Deep mastery of TSO/JCL, all ISPF functionalities, and core utilities like SMP/E Secondary (Good to Have): Familiarity with Mainframe hardware interfaces and subsystems (HMC, DS8910 storage, and Luminex VTL tape subsystems) Experience with OEM automated management tools including OPS/MVS (alerts), Zeke job scheduler, and Zara tape management Background in updating and maintaining Information Systems Division Disaster Recovery (DR) Support Manuals Proven capability to troubleshoot job abends, dataset conflicts, and logon issues for application programmers POSITION OVERVIEW We are seeking an elite, senior-level z/OS Mainframe Systems Administrator for a critical, high-visibility engagement on-site in Poughkeepsie, NY. This role has been reopened for immediate backfill to oversee the precision installation, upgrade, and continuous maintenance of our enterprise z/OS operating system environments. The ideal candidate will bring extensive expertise across the full mainframe stack—spanning SMP/E, RACF, HCD, and storage subsystems—ensuring tool consistency across development, sandbox, and production environments while guaranteeing zero-disruption, 24x7 operations. ROLES & RESPONSIBILITIES Lead the technical installation, configuration, testing, and maintenance of the z/OS operating system, utilizing ServerPac and SMP/E to manage foundational layers and ISV upgrades. Maintain, configure, and troubleshoot hardware parameters utilizing HMC, DS8910 storage systems, and Luminex VTL tape subsystems alongside HCD/IODF definitions. Administer security governance and permissions via RACF, provisioning elevated mainframe access to programmers, operators, and contractors for TSO, RACF, and Zeke. Actively support mainframe application programmers by resolving advanced technical blockades, including dataset issues, system logon failures, and complex job abends. Oversee ecosystem automated operations and batch schedules utilizing OEM software, specifically managing OPS/MVS alerts, Zeke schedules, and Zara tape management systems. Coordinate and execute annual revisions to the Information Systems Division Disaster Recovery Support Manual to align with business continuity standards. Participate in a highly collaborative 24x7 on-call engineering rotation to ensure continuous system availability and production support. BENEFITS Medical Dental Vision 401(k) EEOC Compliance: We are an equal opportunity employer, and all qualified applicants will receive consideration for employment.
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  • Poughkeepsie, New York, United States

Languages

  • English
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