Systems Infrastructure Administrator Jobs in Ontario

• Specialist, Systems Administrator (IT Infrastructure)

  Canada Mortgage and Housing Corporation

  • Ottawa, ON

  • $86,817-108,521 per year

  Job Requisition ID: 11978 Position Status: Permanent Full Time Position Type: Hybrid Office Location: Ottawa (ON); Montreal (QC) Travel Requirement: Limited Language Desi…

• Infrastructure System Administrator: Dillon Consulting

  Dillon Consulting

  • London, ON

  • $80,000-95,000 per year

  Are you someone with strong leadership skills and hands-on experience? Do you enjoy building relationships and working closely with teammates? Are you a problem solver who can be r…

• Bilingual Senior Specialist, Systems Administrator (IT Infrastructure)

  Canada Mortgage and Housing Corporation

  • Ottawa, ON

  • $104,180-130,225 per year

  Job Requisition ID: 11975 Position Status: Permanent Full Time Position Type: Hybrid Office Location: Ottawa (ON); Montreal (QC); Toronto (ON) Travel Requirement: Limited …

• Azure Cloud & Infrastructure Administrator

  Hire DigITalent

  • Toronto, ON

  Azure Cloud & Infrastructure Administrator We’re looking for an experienced Cloud & Infrastructure Administrator to support a hybrid Azure and on-prem environment, with a strong …

• Infrastructure System Administrator

  Dillon Consulting Limited

  • London, ON

  • $80,000-95,000 per year

  Overview: Are you someone with strong leadership skills and hands-on experience? Do you enjoy building relationships and working closely with teammates? Are you a problem solver …

• Sr. Systems Administrator

  OpenText

  • Waterloo, ON

  • $76,800-115,200 per year

  OPENTEXT - THE INFORMATION COMPANY OpenText is a global leader in information management, where innovation, creativity, and collaboration are the key components of our corporate …

• Senior Systems Administrator (Platform Services)

  Quantum

  • Toronto, ON

  • $99,121-134,522 per year

  ref. no. 1001085 type Hybrid location Toronto, ON salary $99 000 - $ 130 000 status Permanent Position: Senior Systems Administrator Location: GTA Salary Rang…

• System Administrator level 2

  Adecco

  • Ottawa, ON

  • $77,000-125,000 per year

  Adecco is currently hiring a System Administrator for a full-time 3-year contract opportunity based in Ottawa, ON. This is a hybrid role requiring a valid Secret level security cle…

• System Administrator

  Manitoulin Group of Companies

  • Mississauga, ON

  Company Description For 60 years, Manitoulin Group of Companies has been providing comprehensive transportation and logistics solutions for clients across North America. Our succ…

• IT Systems Administrator – Virtualization & Storage

  Descartes Systems

  • Waterloo, ON

  • $90,000-100,000 per year

  Descartes Unites the People and Technology that Move the World The need for efficient, secure, and agile supply chains and logistics operations has become ever more critical and …

• Systems Administrator - Digital Technology

  Corus Entertainment

  • Toronto, ON

  Division: Digital Technology Work Status: Full Time (Hybrid) Location: Toronto, Ontario About the role: Corus is looking for a full-time Systems Administrator to join our d…

• Cost Control Application System Administrator

  AtkinsRéalis

  • Mississauga, ON

  Job Description Overview The Project Cost Control System Administrator is responsible for back-end administration, configuration, maintenance, and technical support of EcoSys a…

• System Administrator level 3

  Adecco

  • Ottawa, ON

  • $75,000-115,000 per year

  Adecco is currently hiring a System Administrator for a full-time contract opportunity based in Ottawa, ON. This is a long-term position requiring an enhanced level of security cle…

• Senior Systems Administrator

  University of Toronto

  • Toronto, ON

  Date Posted: 04/06/2026 Req ID: 47538 Faculty/Division: Library Department: Scholars Portal Campus: St. George (Downtown Toronto) Position Number: 00045513 Existing Vacancy: …

• IT Infrastructure Administrator (DevOPs Engineer)

  Pelmorex

  • Oakville, ON

  ARE YOU INTERESTED IN A WORKPLACE THAT HAS... Flexible Work Environment 💻 Retirement Savings Matching Plan (RRSP). Plan for your future with us! 💸 Personal Spending Account…

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• IT Systems Specialist/Junior Administrator

  Transdev

  • Brampton, ON

  • $70,000-80,000 per year

  Transdev Canada is actively seeking a motivated IT Systems Specialist/Junior Administrator to join our team on the Hazel McCallion light rail project. You will be responsible for p…

• IT Systems Specialist/Junior Administrator

  Transdev

  • Brampton, ON

  • $70,000-80,000 per year

  Transdev Canada is actively seeking a motivated IT Systems Specialist/Junior Administrator to join our team on the Hazel McCallion light rail project. You will be responsible for p…

• Sr. Systems Administrator

  McKesson

  • Mississauga, ON

  • $89,700-149,500 per year

  McKesson is an impact-driven, Fortune 10 company that touches virtually every aspect of healthcare. We are known for delivering insights, products, and services that make quality c…

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  • Systems Administrator Jobs in Mississauga, ON
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• CAN_System Administrator

  Varite

  • Toronto, ON

  Pay Rate Range: $ 39.28- 40.44/hr. Job Descriptions: Desktop Management - Infrastructure Services (IS) Experience Required: 4-6 Years…

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• Systems & Network Administrator

  Engineering Search Firm

  • Toronto, ON

  • $80,000 per year

  Location: Ontario (Corporate Office) Employment Type: Full-Time, Permanent Hours of Work: Standard 40 hours/week, occasional overtime as required Compensation: Competitive, comm…

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