Application Support Engineer - .NET

Astra North Infoteck Inc.

📍 Toronto, ON, Canada

Full-time other-general Posted February 28, 2026

Job Description

Role and Responsibilities What is the opportunity? Join our Application Maintenance team to provide critical application support and infrastructure expertise for our enterprise application portfolio. In this role, you will be responsible for supporting .NET-based applications and their underlying infrastructure while contributing to strategic platform modernization initiatives. You will work closely with development teams, infrastructure specialists, and business stakeholders to ensure application reliability, performance, and successful technology transitions. What will you do? Provide tier 2/3 application support for .NET applications including troubleshooting, incident resolution, and root cause analysis Participate in Windows Server platform modernization and migration initiatives Migrate, manage and support Windows Server environments hosting IIS web applications and MSSQL databases Monitor application performance, analyze logs, and proactively identify potential issues Colla...