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Senior z/OS Mainframe System Programmer

Hospitality Full Benefits Career Growth
Company

Stafflink

Location

Toronto, Canada

Posted

March 19, 2026

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About This Opportunity

Job Description

We are seeking a Senior Mainframe System Programmer with deep technical expertise and hands-on experience to join our clients high-performing IT infrastructure team. This is a critical role supporting enterprise-grade mainframe systems, tools, and application environments across distributed and host systems.Key Responsibilities:
  • Lead the installation, upgrade, and customization of z/OS ISV software in a multi-system mainframe environment.

  • Act as the primary SME for installing and maintaining:

    CA Suite of Products

    IBM Program Products

    IBM WebSphere MQ for z/OS

    SAS MXG

    Omegamon Suite & Boxscore

    Automation tools (SA/390, CA OPSMVS)

  • Provide comprehensive support to Application Development, IT Infrastructure, Operations, and Production Support teams.

  • Manage system performance, capacity planning, and hardware configuration to ensure high availability.

  • ...