Network administrator jobs in Markham, ON and nearby

Within 25 km

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Added 1 month ago
Lead Systems Administrator
Open Text Corporation
Richmond Hill, ON
8+ years’ experience as a Senior Systems Administrator in a medium to large scale environment.
Added 1 month ago
MI
Systems Administrator
Magna International
Concord, ON
- $75,000 to $85,000 CAD / year
- Full-time
The Systems administrator is responsible for maintaining the company’s server and storage systems in compliance with Magna IT policies. All aspects of the lifecycle of hardware and software…
Added 1 month ago
MI
Student Systems Administrator
Magna International
Vaughan, ON
- $24.4 to $27.58 CAD / hour
- Full-time
Familiarity with computers, printers, cell phones and network switches.
Added 2 months ago
SS
Telephone and Nurse Call System Administrator
Sienna Senior Living
Markham, ON
- Full-time
The Telephone and Nurse Call Administrator is responsible for ensuring the seamless operation and management of the organization's cloud-based phone systems and nurse call systems, with…
Added 2 months ago
SI
Linux Systems Administrator
STACK IT Recruitment
Vaughan, ON
- Full-time
…clinics across Canada and the U.S., is seeking a Linux Systems Administrator to help strengthen and scale their IT…
Added 2 months ago
OT
Lead Systems Administrator
Open Text Corporation
Richmond Hill, ON
- Other
8+ years experience as a Senior Systems Administrator in a medium to large scale environment.
Added 2 months ago
GT
IT Systems Administrator (Microsoft 365 & SharePoint)
Goway Travel
Toronto, ON
- Full-time
Goway Travel Group is seeking a highly motivated IT Systems Administrator (Microsoft 365 & SharePoint) to support and enhance our Microsoft cloud environment, endpoint management platform,…
Added 2 months ago
OT
Sr. Systems Administrator
Open Text Corporation
Richmond Hill, ON
- Other
Senior Systems Administrator (Cloud) responsible for designing, Implementing and maintaining enterprise observability and monitoring stack across hybrid/cloud platforms. This role provides…

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STACK IT Recruitment

Linux Systems Administrator

Vaughan, ON, Canada

Base Salary: $80,000 – $100,000 · Full-time

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Job details

Pay: Base Salary: $80,000 – $100,000
Job type: Full-time
Experience: 4+ years of hands-on experience in systems administration, network administration or infrastructure engineering
Posting language: English
Posted: Sep 1, 2026

Original job description

Our client, a rapidly growing healthcare technology company supporting clinics across Canada and the U.S., is seeking a Linux Systems Administrator to help strengthen and scale their IT operations.

In this role, you’ll take ownership of hybrid infrastructure spanning on-prem and cloud environments, ensuring performance, reliability, and automation at every level. From virtualization and networking to CI/CD and system monitoring, you’ll play a key role in maintaining a secure, high-availability environment that supports critical business systems.

💻 Who You Are

You’re a versatile IT professional who thrives in complex environments and enjoys building resilient systems through automation. You bring a balance of hands-on technical skills, structured problem-solving, and a forward-thinking mindset. You’re comfortable managing both legacy and modernized platforms, ensuring infrastructure runs smoothly, efficiently, and securely.

📍 Work Type

Fully Onsite – 5 days a week in office
Location: Vaughan, ON
Vacancy Type: This is a newly created position

🎯 What You’ll Do (Your Superpowers)

Manage and maintain VMware, Proxmox, and Azure environments to ensure a stable, secure, and scalable infrastructure.
Administer and optimize enterprise network infrastructure, including switches, routers, firewalls, VLANs, VPNs, and wireless connectivity to ensure reliable network performance.
Configure and maintain pfSense, HAProxy, Cisco networking devices, and core network services (DNS, DHCP) to support high availability and secure connectivity.
Implement and maintain network security best practices, including firewall policies, segmentation, access controls, and secure remote connectivity.
Automate infrastructure provisioning, configuration, and deployments using Ansible and related automation tools.
Oversee server hardware, NAS, and backup solutions, ensuring redundancy, disaster recovery, and data protection.
Administer and optimize Linux and Windows servers, performing patching, performance tuning, and troubleshooting across both systems and network environments.
Deploy and manage Docker and Kubernetes environments, improving application scalability and microservices performance.
Monitor infrastructure and network health using Grafana, Prometheus, and Zabbix, implementing proactive alerting, logging, and performance monitoring.
Manage and maintain MySQL, MongoDB, and SQLite databases with a focus on reliability, replication, backup, and performance optimization

⭐ What We’re Looking For (Our Wishlist)

4+ years of hands-on experience in systems administration, network administration or infrastructure engineering
Strong understanding of Linux server administration (required), with experience managing Windows environments
Strong networking knowledge, including TCP/IP, routing, switching, VLANs, DNS, DHCP, VPNs, load balancers, and enterprise firewall administration
Proven skills in virtualization platforms such as VMware and Proxmox
Hands-on experience configuring and troubleshooting network infrastructure, including Cisco networking equipment, pfSense firewalls, and high-availability networking solutions
Experience implementing infrastructure and network security best practices, including segmentation, access controls, and secure remote connectivity
Experience working in cloud environments (Azure preferred), including hybrid or multi-site architectures
Experience managing databases (MySQL, MongoDB, SQLite) for performance and reliability
Strong analytical and troubleshooting abilities with a focus on uptime, efficiency, and scalability
Excellent documentation, communication, and collaboration skills
A proactive mindset, always looking for opportunities to improve reliability and automate repetitive tasks

🔥 What Makes This Role Exciting

Innovation & Impact – Work across cutting-edge cloud, virtualization, and infrastructure technologies to keep critical systems running efficiently
Autonomy & Ownership – Take the lead on infrastructure optimization, automation, and performance tuning projects
Continuous Learning – Expand your skills with modern tools and architectures across multiple environments
Collaborative Culture – Join a team that values curiosity, initiative, and innovation

Base Salary: $80,000 – $100,000
Paid Time Off: Competitive vacation and personal days to maintain a healthy work-life balance
Health Spending Account & Dental Coverage: Flexible coverage to support your individual and family health needs
Culture & Team: Be a part of a supportive cross-functional team, that thrives on collaboration and innovation, where every member's ideas are valued and contribute to shared goals and success

📩 Ready to Elevate Your IT Career? Apply Now!

At STACK IT Recruitment, we connect top technical talent with standout opportunities across Canada. If you meet at least 70% of the qualifications, we encourage you to apply - we’d love to chat!

Know someone perfect for this role? Share this posting! You might help them find their next great opportunity.

✨ We’re proud to support diversity and inclusion. Need accommodation during the hiring process? Just let us know - we’re here to help.

AI Use Disclosure:

STACK IT uses AI-enhanced tools to support initial candidate screening and interview note analysis. All assessments and hiring decisions remain human-led.

Apply on jobs.workable.com About employer

More about this job

Responsibilities

The Linux Systems Administrator will manage and scale hybrid infrastructure across on-prem and cloud environments, ensuring high availability and performance. Responsibilities include automating infrastructure provisioning, administering network security, and maintaining server and database health.

Requirements

Candidates must have at least 4 years of experience in systems or network administration with strong proficiency in Linux and virtualization platforms. The role requires hands-on expertise in networking, cloud environments, and infrastructure automation tools.

Skills

Linux administration
Network administration
VMware
Proxmox
Azure
Ansible
Docker
Kubernetes
TCP/IP
Firewall administration
Database management
MySQL
MongoDB
Grafana
Prometheus
Zabbix

Benefits

Paid time off
Health spending account
Dental coverage

Visa sponsorship

Not detected in the job text

Keywords

Linux
Systems Administration
Network Administration
VMware
Proxmox
Azure
Ansible
Docker
Kubernetes
TCP/IP
Firewall
MySQL
MongoDB
SQLite
Grafana
Prometheus
Zabbix
Infrastructure as Code
CI/CD
Virtualization
Cloud Computing
Hybrid Infrastructure
Network Security
Automation
High Availability
Disaster Recovery
System Monitoring
Cisco
pfSense
HAProxy

Seniority

Mid level

Tools

VMware
Proxmox
Azure
Ansible
Docker
Kubernetes
pfSense
HAProxy
Cisco devices
Grafana

Languages

English

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Network administrator jobs in Markham, ON and nearby

Lead Systems Administrator

Systems Administrator

Student Systems Administrator

Telephone and Nurse Call System Administrator