Sr. Microsoft 365 Security Engineer to implement, manage, and optimize MS Defender solutions

S.i. Systems • Montreal, Quebec, Canada • Posted March 23, 2026

Location Montreal, Quebec

Job Type Contract

Category Computer Occupations

Posted March 23, 2026

Our valued client is looking for a Sr. Microsoft Security Engineer to implement, manage, and optimize MS Defender solutions.
Tasks include (tasks will be a mix of cloud and on-prem resources):
Implement, manage, and optimize Microsoft Defender solutions to protect the organization's digital assets working closely with the Information and Security Compliance team
Implement and Configure Security Tools/Features: Deploy and configure Microsoft Defender for Endpoint, Microsoft Defender for Office , and other related security solutions. Configure Intune for device health/compliance. Secure SharePoint and Teams information sharing
Security Policy Development: Develop and enforce security policies, procedures, and best practices for Microsoft environments
Reporting and Documentation: Maintain detailed documentation of processes, configurations, and compliance reports
Collaboration: Work closely with IT teams, stakeholders, and external pa...
            

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