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System Administrator Jobs in Markham, ON (11,371+)

System and Network Administrator

University of Toronto - John H. Daniels Faculty of Architecture, Landscape, and Design
Toronto, ON
New

Senior IT System Administrator

Pixomondo
Toronto, ON

System Administrator

SGGG Fund Services
Toronto, ON
New
Health Insurance
Dental Insurance
Icon: salary
$70k / year

System Administrator

Michael Garron Hospital
Toronto, ON

System Administrator

VPI Employment Services
Toronto, ON

System Administrator

Atlantis IT Group
Toronto, ON
‌

Linux System Administrator

Aviso
Toronto, ON
Dental Insurance
Parental Leave
Icon: salary
$95k - $120k / year
‌

SaaS System Administrator

TMX Group
Toronto, ON
New
‌

Linux System Administrator

Compunnel
Greater Toronto Area, ON
New
‌

Sr. System Administrator, Xactly

RingCentral
Newmarket, ON
New
401(k)
Health Insurance
Dental Insurance
Vision Insurance
Parental Leave
Icon: salary
$130k - $155k / year
‌

Administrator Talent Sourcing System

York University
Toronto, ON
New
‌

Senior System Administrator - LAMP Stack

Software International
Toronto, ON
Icon: salary
$39 - $41 / hour
‌

Learning Management System Administrator

Lifemark
Toronto, ON
Hybrid
‌

System Administrator/Sonicwall/Toronto

Motion Recruitment
Toronto, ON
‌

Linux System Administrator / AWS / Gaming

Motion Recruitment
Toronto, ON
‌

Senior System Administrator / Operations Support Specialist (32500)

Myticas Consulting
Toronto, ON
New
Icon: salary
$90k / year
‌

Senior Analyst and System Administrator, Unified Communications

Equitable Group
Old Toronto, ON
Dental Insurance
Vision Insurance
Icon: salary
$10 / hour
‌

IT Network Administrator

Leon’s
Toronto, ON
New
‌

Network Administrator

Guideline
Toronto, ON
New
Dental Insurance
Parental Leave
‌

Senior Red Hat System Administrator to support the set up of Red Hat clusters on an on prem env[...]

SML Inox
Toronto, ON
‌

Network Administrator

ROSS
Old Toronto, ON
New
‌

IT Systems Administrator

Leon's
Toronto, ON
New
‌

IT Systems Administrator

East Penn Canada
Courtice, ON
Education
‌

IT Security Administrator

University of Toronto
Toronto, ON
‌

Network and Systems Administrator

Encompass Solutions
Vaughan, ON
New
‌

Network Administrator, Data Applications

SickKids
Old Toronto, ON
New
Dental Insurance
‌

Network and Security Administrator

Kinectrics AES
Toronto, ON
‌

SITS-Senior IT Systems Administrator

Lifemark
Golden Horseshoe, ON
New
Hybrid
‌

SONiC Network Administrator

Celestica
Old Toronto, ON
New
‌

IT Administrator - Corporate (2025-8177)

Verve Senior Living
Toronto, ON
‌

HPC System Administrator

Lenovo
🌎 Remote
Remote
Icon: salary
$250k / year
‌

Remote System Administrator

Apex Systems
🌎 Remote
New
Remote
401(k)
Dental Insurance
Vision Insurance
‌

Director, Finance and Administration

Canadian Partnership for Women and Children
🌎 Remote
Remote
Hybrid
Icon: salary
$104k - $112k / year

Job Description

Working as a System Administrator in Markham, ON

There are 11,371 System Administrator opportunities available in Markham, ON all with unique requirements.

System Administrators are responsible for managing and maintaining data storage systems and computer operating systems for an organization. They work to maintain the stability, performance, user access, and security of information processing systems and all the hardware, software, and network systems used by a company. System administrators must have excellent problem-solving and communication skills and work effectively as part of a team with individuals in other departments. They are also responsible for keeping company policies updated and implemented.

System Administrator jobs near Markham, ON

  • Toronto, ON
  • Ottawa, ON
  • Mississauga, ON

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    System Administrator jobs near Markham, ON

    • Hamilton, ON
    • Vaughan, ON
    • Brampton, ON
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    • Richmond Hill, ON