SRE Application Support (Mainframe, AIX, OnDemand)

Toronto, Ontario, Canada • Posted March 21, 2026

Job Type: Full-time

Location: Toronto, Ontario

Posted: March 21, 2026

Category: Computer Occupations

Application Deadline: April 30, 2026

Role Description

 Job Description:
 
 Responsibilities: Provide Level 2 application support for critical banking applications running on Mainframe AIX and OnDemand platforms. 
 Monitor application health system performance and batch processing to ensure 24x7 availability and reliability. 
 Troubleshoot and resolve production incidents perform root cause analysis RCA and implement preventive measures. 
 Support Mainframe batch jobs scheduling and OnDemand report processing. 
 Work closely with development infrastructure and operations teams to ensure smooth releases and deployments, 
 Participate in incident management problem management and change management processes. 
 Drive SRE best practices such as automation resilience monitoring and operational excellence. 
 Create and maintain runbooks SOPs and operational documentation. 
 Provide on call support as part of a rotational support model. 
 Req...
                

Interested in this role?

Click the button below to start your application for SRE Application Support (Mainframe, AIX, OnDemand) at Cynet Systems.
Apply Now