Mainframe Performance Architect Ontario

Confidential • winnipeg, mb, Canada • Posted May 26, 2026

Location winnipeg, mb
Job Type Full-time
Category IT & Technology
Posted May 26, 2026
Lead mainframe capacity enhancements for the Government of Ontario as a Performance Architect. Your expertise with Z16 hardware and IBM systems will ensure operational excellence.

The Government of Ontario seeks a skilled Mainframe Performance Architect to bolster its mainframe support team. This role requires a minimum of seven years of experience in performance and capacity management. You will perform assessments, configure mainframe tools, and oversee the installation of new hardware, aligning with Diasaster Recovery and continuous support tasks.

Key Responsibilities: • Provide operational support for mainframe software • Author and update mainframe capacity plans • Collaborate with IT and development teams • Monitor system status to prevent incidents • Produce technical methods of procedure for changes

Requirements: • 7+ years in mainframe capacity management • Proficient with MICS, RMF, and ISV tools • Strong understanding of SMF data • Experience with ...

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