Full-time

Mainframe z/OS System Programmer – L3

Posted by Quess Philippines Corp. • Maynila, Metro Manila, Philippines

📍 Maynila, Metro Manila 🕒 March 03, 2026

About the Role

Summary of key responsibilities

  • Minimum 10+ years of broad and in-depth hands-on technical and design/architect level experience in Mainframe z/OS
  • Experience in a multi-site (multiple Data Center) Mainframe shop of minimum 2,000 MIPS and above.
  • Work with Client/Customer, OEM & ISV Vendors, Business Partners related to all aspects of the Mainframe Platform.
  • Support various Mainframe Software (both IBM and OEM/ISV products evaluation, High Availability, Disaster Recovery etc.
  • Derive realistic Mainframe SLAs and design / propose architecture meeting those SLAs goals
  • Mainframe Licensing, TCO and ROI planning and decision making.

Years of Experience

Minimum 10+ years of hands-on technical and Architect experience on the Mainframe Platform as a whole (HW, SW, NW, OS and Security)

Technical requirements

·       Mainframe Data Center Architecture (Metro Mirror, Global Mirror, MGM, 2/3/4 site GDPS & G...

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