High-paying IT support jobs in Markham
IT support encompasses the services provided to assist users in resolving hardware and software issues. Technicians often help diagnose problems and ensure technology runs smoothly. IT support roles commonly require skills in troubleshooting, communication, and a solid understanding of software and hardware systems.
The 89 IT support jobs listed below pay well, with salaries between $52,915 and $137,090 per year. Systems Administrator, Senior Systems Administrator and Technical Support are among the most popular high-paying roles in Markham, ON.
Job title
Updated Oct. 17, 2026
Job title
Markham, ON
Ontario
Job openings (Markham)
Data Center Lead
Markham
$137,090
per year
Ontario
$106,785
per year
Senior Systems Administrator
Markham
$105,648
per year
Ontario
$87,180
per year
Network Administrator
Markham
$39.53
per hour
Ontario
$44.65
per hour
Application Support Engineer
Markham
$79,634
per year
Ontario
$76,979
per year
Systems Administrator
Markham
$74,088
per year
Ontario
$79,546
per year
Data Center Technician
Markham
$32.03
per hour
Ontario
$33.41
per hour
Technical Support
Markham
$60,995
per year
Ontario
$58,072
per year
IT Support Specialist
Markham
$58,894
per year
Ontario
$62,558
per year
Data Center Engineer
Markham
$26.46
per hour
Ontario
$64.91
per hour
Job descriptions below are for educational purposes. Please refer to the employer's job description for complete details.
-
Data Center Lead
See 5 jobsAverage salary
Markham
$137,090 per yearOntario
$106,785 per year -
Senior Systems Administrator
Review job description
Please refer to the employers job description for complete details.
Senior Systems Administrators manage complex IT infrastructure, oversee network security, and optimise server performance. They need expertise in cloud platforms, strong troubleshooting ability, and familiarity with compliance standards to support enterprise environments effectively.
See 18 jobsAverage salary
Markham
$105,648 per yearOntario
$87,180 per yearSkills
- System administration
- Windows
- Linux
- VMWare
- Active Directory
-
Network Administrator
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Please refer to the employers job description for complete details.
Network Administrators configure and maintain network systems, monitor security threat activity, and troubleshoot connectivity issues. They need expertise in network protocols, understanding of cybersecurity, and skills in system diagnostics and problem-solving.
See 4 jobsAverage salary
Markham
$39.53 per hourOntario
$44.65 per hourSkills
- Firewall
- LAN
- VPN
- Network administration
- DHCP
-
Application Support Engineer
See 2 jobsAverage salary
Markham
$79,634 per yearOntario
$76,979 per yearSkills
- Software troubleshooting
- SQL
- Analysis skills
- Scripting
-
Systems Administrator
Review job description
Please refer to the employers job description for complete details.
Systems Administrators maintain network security, configure servers, and troubleshoot system issues to ensure smooth IT operations. They need expertise in network protocols, understanding of operating systems, and problem-solving skills to manage complex environments effectively.
See 31 jobsAverage salary
Markham
$74,088 per yearOntario
$79,546 per yearSkills
- Linux
- Windows
- System administration
- Scripting
-
Data Center Technician
See 9 jobsAverage salary
Markham
$32.03 per hourOntario
$33.41 per hourSkills
- Data center experience
- Computer networking
- IT
- Computer hardware
-
Technical Support
See 9 jobsAverage salary
Markham
$60,995 per yearOntario
$58,072 per yearSkills
- Technical support
- Communication skills
- Software troubleshooting
- Microsoft Office
- Windows
-
IT Support Specialist
See 7 jobsAverage salary
Markham
$58,894 per yearOntario
$62,558 per yearSkills
- IT support
- Customer service
- Active Directory
- IT
-
Data Center Engineer
Review job description
Please refer to the employers job description for complete details.
Data Center Engineers maintain server hardware, manage network connectivity, and ensure cooling systems operate efficiently. They need expertise in infrastructure troubleshooting, knowledge of data centre protocols, and skills in power management systems.
See 4 jobsAverage salary
Markham
$26.46 per hourOntario
$64.91 per hourSkills
- Data center experience
- VMWare
- Computer networking
- Scripting
- AWS