IT System Administrator Jobs in Ontario

• 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 …

• 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 …

• 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…

• 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…

• Systems & Network Administrator

  Robert Half

  • Toronto, ON

  Job Description: We are looking for an experienced Systems & Network Administrator to join our team in Toronto, Ontario. In this role, you will oversee the design, maintenance, a…

• 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…

• Warehouse Management Systems (WMS) Administrator

  Solutions 2 GO

  • Brampton, ON

  About Us Are you ready to move distribution forward? Solutions 2 GO is a premier global distributor of video game products. With operations reaching 19 countries in North, Cent…

• Manager, Procurement Systems Administrator, Supplier Information & Engagement Platform

  KPMG

  • Toronto, ON

  • $75,000-100,000 per year

  Job Description: Overview At KPMG, you’ll join a team of diverse and dedicated problem solvers, connected by a common cause: turning insight into opportunity for clients and co…

• 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…

• 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: …

• Yardi Systems Administrator

  Robert Half

  • Ottawa, ON

  Job Description: Our valued Ottawa based client is looking for a Yardi System Specialist is responsible for the ongoing support, administration, and optimization of the Yardi pla…

• Jr. IT Administrator (Independent Contractor)

  Wattpad

  • Toronto, ON

  • $23.00-30.00 per hour

  Wattpad's vision is to entertain and connect the world through stories. A leading global webnovel platform, Wattpad has democratized storytelling for a new generation of diverse Ge…

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• IT Business Analyst (Application Administrator / Analyst)

  Redpath Mining Contractors and Engineers

  • Vaughan, ON

  Job Category: Information Technology Degree Level: University Job Description: The IT Business Analyst (Application Administrator / Analyst) role is to support the Global IT …

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• Financial Systems Administrator

  Mattamy Homes

  • Mississauga, ON
  • Toronto, ON

  • $57,500-87,500 per year

  Location: Toronto, Ontario or Mississauga, Ontario - Hybrid (4 days/week in office) Company: Mattamy Asset Management Department: IT Enterprise Services Employment Type…

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  • Jobs in Mississauga, ON

• System/Network Administrator - Contract

  LRO Staffing

  • Burlington, ON

  Our client in the Manufacturing industry is currently recruiting for a System/Network Administrator to join their progressive IT department. Duties include but are not limited to…

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• 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 …

• 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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