Senior Systems Administrator
- Brampton, ON
- Hybrid
- Posted Sep 18, 2026
- 1 position
Opens an external site
- Employment type
- Full-time
- Experience level
- Senior · 5+ years
- Minimum education
- Bachelor’s degree
- Apply by
- Oct 15, 2026
- Posting language
- English
- Working hours
- 40 hours per week
- Office presence
- 2 days per week
- Seniority
- Mid-Senior level
- Application method
- Direct apply is available
Job summary
The role focuses on ensuring the performance, stability, and security of IT environments through the administration of Microsoft technologies and cloud platforms. Key duties include resolving complex technical issues, managing infrastructure transformation projects, and optimizing system performance.
Job details
We are hiring due to an upcoming retirement. As a Senior Systems Administrator, you will be a key member of our Infrastructure team. Your mission will be to ensure the performance, stability, and security of our IT environments while contributing to their modernization across Microsoft technologies, cloud platforms, virtualization, security, and networking. You will play an active role in strategic initiatives, advanced incident resolution, technology procurement, and the continuous optimization of our infrastructure. Responsibilities Administer and optimize Microsoft environments, including Microsoft 365, Intune, and Azure Deploy, configure, and maintain servers, applications, and systems Diagnose and resolve complex technical issues Strengthen security through access management, monitoring, patching, and compliance initiatives Participate in infrastructure transformation projects involving cloud technologies, virtualization, and IT modernization Serve as a trusted advisor to the IT team by providing technical expertise and recommending hardware and software improvements Create and maintain technical documentation, standardize processes, and drive continuous improvement initiatives Requirements Post-secondary diploma or Bachelor's degree in Computer Science, Information Systems, or a related field 5 or more years of experience administering servers and applications in a corporate environment Extensive hands-on experience with Microsoft technologies, including Windows operating systems, Active Directory, Microsoft 365, and Intune Strong expertise in server and operating system administration, including Windows Server 2016/2019/2022 and Group Policy (GPO) Solid cloud experience, preferably with Microsoft Azure Working knowledge of networking concepts and technologies (LAN/WAN/VPN) Strong analytical, organizational, and problem-solving skills Ability to work independently and manage competing priorities About TFI International A Canadian company operating a network of nearly 100 transportation and logistics businesses Multiple company acquisitions each year Approximately $10 billion in annual revenue Canada's largest transportation and logistics company Limited bureaucracy with the agility and pace of a small to mid-sized business What's In It For You? Competitive salary Hybrid work model (2 days per week in the office) Group RRSP with employer contributions Comprehensive benefits from day one, including virtual healthcare and a health spending account High degree of autonomy and ownership in your role Career growth and advancement opportunities Training and professional development reimbursement Free on-site parking By submitting my personal information when applying to this position, I am hereby consenting to its collection, use, and disclosure for the purposes set out in accordance with TFI International’s Privacy Policy located at https://tfiintl.com/en/governance/
What you’ll do
The role focuses on ensuring the performance, stability, and security of IT environments through the administration of Microsoft technologies and cloud platforms. Key duties include resolving complex technical issues, managing infrastructure transformation projects, and optimizing system performance.
Requirements
Candidates must have a post-secondary diploma or bachelor's degree in Computer Science or a related field with at least 5 years of corporate server administration experience. Extensive hands-on expertise with Windows Server, Active Directory, Microsoft 365, Intune, and Azure is required.
Benefits
• Competitive salary • Group RRSP with employer contributions • Comprehensive benefits • Virtual healthcare • Health spending account • Career growth and advancement opportunities • Training and professional development reimbursement • Free on-site parking
Listed skills
- Microsoft Azure · Preferred
- Technical Documentation · Preferred
- Active Directory · Preferred
- Microsoft 365 · Preferred
Other relevant skills
Identified from the job description. Confirm important requirements above.
- Microsoft 365
- Microsoft Intune
- Microsoft Azure
- Windows Server
- Active Directory
- Group Policy (GPO)
- Virtualization
- Networking (LAN/WAN/VPN)
- Infrastructure Modernization
- Access Management
- Patching
- Technical Documentation
Job areas
- Technology
- Transportation
- Logistics
- Software
- Engineering
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