Z/OS Systems Engineer

UST • Taguig, National Capital Region, Philippines • Posted June 10, 2026

Location Taguig, National Capital Region
Job Type Full-time
Category other-general
Posted June 10, 2026

UST is looking for a z/OS Systems Engineer to support and enhance our enterprise platform. This role focuses on z/OS administration, CICS management, security and encryption (TLS/ICSF), and ensuring reliable, secure, and efficient operations. The ideal candidate brings strong z/OS expertise and the ability to work across evolving, cloud-integrated environments.

Key Responsibilities

  • Provide day-to-day support and administration of the z/OS operating system and related subsystems.
  • Manage, configure, and troubleshoot CICS regions, resources, and runtime environments.
  • Implement and support TLS and enterprise encryption capabilities across z/OS components.
  • Support and manage ICSF (Integrated Cryptographic Service Facility), including key lifecycle and cryptographic operations.
  • Monitor system performance and proactively resolve issues to maintain high availability and reliability.
  • Participate in system upgrades, patching, and mainte...

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