Senior Systems Administrator – M365 & Infrastructure

Perseus · Markham, Ontario - CAN · All 13 Perseus jobs

Pay shownC$90,000 to C$110,000 a yearPermanent

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Advertised pay
C$90,000 to C$110,000 a year
Checker · last seen live 29 Sep 2026
Pay readStill open
Advertised pay
C$90,000 to C$110,000 a year
Employment
Permanent
Level
Senior
Posted
28 Sep 2026
Age
30+ days old (since 28 Sep)
Source
Employer's own page, Workday
Some employers keep roles open on purpose

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Required skills

  • Administration
  • Sharepoint
  • Cyber Security
  • Compliance
  • Fault Finding
  • Communication Skills

Nice to have

  • Security
  • Leadership
  • Power Platform
  • Power BI
  • Azure
  • Onboarding
  • CAD

About the job

Position Summary Constellation HomeBuilder Systems is seeking a Senior Systems Administrator / M365 & Infrastructure Administrator to join our Information Technology team in Markham, Ontario. This role will be responsible for the administration, security, governance, and strategic operation of our Microsoft 365 environment, Microsoft Entra ID platform, endpoint management systems, and collaboration technologies.

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Source: Perseus's careers site

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