Full-time

Mainframe Systems Administrator & 24/7 Operations Support

Posted by Rubicon Path • Guelph, ON, Canada

📍 Guelph, ON 🕒 February 18, 2026

About the Role

A leading technology firm in Guelph is seeking an experienced Systems Administrator/Operations Support Specialist to monitor critical OPS services and ensure uptime. The ideal candidate must have 5-8 years of experience supporting large ZOS mainframe systems and a strong understanding of Unix and Wintel servers. This full-time role involves working closely with various infrastructure components and assisting with incident management. On-site work is required at the Guelph location.
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