SRE Application Support (Mainframe, AIX, OnDemand) (Toronto)

E-Solutions

📍 toronto, on, Canada

Full-time Other-General Posted June 18, 2026

Job Description

Role Name: SRE Application Support (Mainframe, AIX, OnDemand)

Location: Toronto, days a week on site

Duration: Contract

Job Description

Site Reliability Engineer SRE Application Support Role Overview: We are seeking an experienced Site Reliability Engineer SRE to join the Application Support team for a large scale mission critical banking platform supporting Canada’s leading financial institution. The role focuses on ensuring high availability, stability and performance of enterprise applications running across Mainframe, OnDemand and AIX environments. The ideal candidate will have robust production support experience, a proactive SRE mindset and the ability to work in a high availability regulated banking environment.

Key Responsibilities

  • Provide Level application support for critical banking applications running on Mainframe, AIX and OnDemand platforms.
  • Monitor application health, system performance and batch processin...