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Added 10 mins ago
VM
QA Engineer
Vivid Machines
Toronto, ON
- Full-time
Our vision at Vivid Machines is to revolutionize agricultural production to help solve food security globally. Our initial focus is on helping fruit and vegetable farmers improve the…
Added 10 mins ago
Sr DevOps / Platform Developer
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Added 25 mins ago
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mechanical maintenance supervisor
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- Full-time
Added 25 mins ago
CC
PROJECT MANAGER
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- Full-time
Post secondary education with a degree in construction management, civil or structural engineering preferred.
Added 25 mins ago
SC
Facilities Technician II
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Calgary, AB
- Full-time
Added 25 mins ago
T
Mechanic
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- Full-time
Added 25 mins ago
RH
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- Full-time
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Added 25 mins ago
AE
Junior Electrical Technologist
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Calgary, AB
- Full-time
Associated Engineering, a proudly Canadian, Employee-owned Company is seeking a Junior Electrical Technologist in our Calgary office. In this position, you will work with engineers,…
Added 25 mins ago
CS
Journeyperson Electrician
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Nisku, AB
- $41 to $44 CAD / hour
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…Canada. We deliver agile, scalable talent solutions across IT, engineering, life sciences, clinical, and professional staffing, powered by a high-performing recruitment engine operating…
Added 25 mins ago
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Maintenance Technician
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- Full-time
Added 25 mins ago
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Software Test Analyst
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Toronto, ON · Greater Toronto Area, Canada
- $36 to $41 CAD / hour
- Contract
Prepare test reports and clearly communicate results to engineering staff, supervisors and customers
Added 25 mins ago
A
Maintenance Technician
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Added 25 mins ago
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Distribution and Collection Operator(s)
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- Full-time
Added 25 mins ago
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Databricks Architect (ID#5473)
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Vancouver, BC · Greater Vancouver, BC
- Contract
…a strong focus on Unity Catalog, data governance, platform security, workspace architecture, storage integration, identity and access management, and production-ready data engineering…
Added 25 mins ago
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Lead AI Security Engineer - Montreal, QC, Canada
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Montreal, QC
- Contract
Lead AI Security Engineer -Location : Montreal, QC, Canada
Added 25 mins ago
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Electrical Apprentice Level 1 and 2
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- Full-time
Added 25 mins ago
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General Repair Technician II
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- Full-time
Must meet enhanced security clearance requirements
Added 25 mins ago
Assistant Vice-President, Corporate Properties & Workplace Services
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Winnipeg, MB · London, ON · Toronto, ON
Build productive relationships with business leaders, Finance, Procurement, Legal, Risk, Security, Technology, Human Resources and other partners to align property and workplace services…
Added 25 mins ago
Lead Network & Security Architect 1
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Toronto, ON
We are seeking a highly experienced and meticulous Lead Network & Security Architect to join the IT Support team for the Hardware Platform Solutions (HPS) group. In this role, you will take…
Added 25 mins ago
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Embedded System Specialist - CF-18 Fighter Jet (North Shore)
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Added 25 mins ago
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Manager, Architecture & Design (Enterprise Architect)
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AB · Winnipeg, MB · Halifax, NS · Calgary, AB
- Full-time
…and partners with business leaders and Data, AI, and Cyber Security architects. Join a market-leading company in data and AI and help shape the next chapter of a modern technology…
Added 40 mins ago
Nuclear Project Manager
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Edmonton, AB
Understands client drivers and offers value engineering proposals for functionality, cost, and schedule benefit.
Added 40 mins ago
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Reliability Program Coordinator
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- Full-time
Completion of a two- or three-year college program or equivalent in industrial engineering technology, manufacturing technology, or a related discipline.
Added 40 mins ago
Senior Specialist, Software Engineering (Middleware Azure)
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Toronto, ON · Ottawa, ON · Montreal, QC
Join the Technology and Business Transformation team as part of the Software Engineering – Microsoft Azure group, in the Senior Specialist, Software Engineering position, where the next…
Added 40 mins ago
Plant Manager
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University degree in Engineering, Business Administration or Logistics with five (5) years warehouse experience, three (3) of which in a supervisory or management role.

OnX

Sr. Engineer Network Administration

Toronto, ON, Canada

Full-time

Apply About employer

Applications open in a new tab.

Job details

Job type: Full-time
Apply by: Nov 5, 2026
Posting language: English
Posted: Oct 6, 2026

Original job description

OnX is a leading Canadian technology solutions provider helping organizations modernize, secure, and optimize their IT environments. We partner with clients across industries to deliver innovative infrastructure, cloud, security, and managed services solutions that drive business success.

About the Role

We are seeking a highly skilled Senior Engineer - Network Administration to join our Infrastructure Management team. In this role, you will be responsible for designing, administering, supporting, and optimizing enterprise network environments that enable secure, resilient, and high-performing business operations.

You will work across LAN, WAN, wireless, firewall, VPN, and cloud-connected environments while partnering with infrastructure, security, service delivery, and operational teams to ensure network stability, performance, and compliance

What You'll Do

Administer, monitor, and maintain enterprise network infrastructure across multiple locations.
Configure and support routers, switches, firewalls, VPNs, wireless controllers, and load balancers.
Perform network troubleshooting, incident management, and root cause analysis for complex issues.
Implement network upgrades, patching, configuration changes, and infrastructure improvements through established change management processes.
Monitor bandwidth utilization, network performance, latency, packet loss, and capacity utilization.
Collaborate with IT Security, NOC, infrastructure teams, vendors, and service providers to resolve issues and enhance service delivery.
Support network resilience initiatives including failover testing, backup validation, disaster recovery readiness, and security hardening.
Maintain accurate network documentation including diagrams, inventories, SOPs, and operational procedures.
Ensure compliance with security policies, audit requirements, and operational standards.
Mentor junior engineers and contribute to continuous improvement and automation initiatives.

Required Qualifications

Experience

6-8 years of experience in Network Administration, Network Engineering, or Infrastructure Support.
Minimum 5+ years of hands-on experience managing enterprise networking environments.
Strong experience supporting mission-critical network infrastructure in a corporate or managed services environment.

Technical Skills

Must Have:

Cisco Routing & Switching
Cisco Data Networking
Palo Alto Firewalls
Cisco ASA Firewalls
ITIL-based operational practices
LAN/WAN Administration
Network Monitoring & Troubleshooting
Firewall Management
Routing & Switching Technologies
TCP/IP, VPN, DNS, DHCP, and Network Security Fundamentals

Preferred Skills:

Cisco SD-WAN (Viptela)
Cisco Data Center Networking
Cisco Proxy Solutions
Cisco Load Balancers
Linux Networking
Prisma Cloud
SolarWinds Monitoring Solutions
High Availability and Disaster Recovery Networking

Education

Bachelor's Degree in Engineering, Computer Science, Information Technology, Electronics, Telecommunications, or a related field.
Relevant networking certifications such as CCNA, CCNP, Palo Alto Certifications, ITIL, or equivalent are highly preferred.

Success in This Role

The ideal candidate will demonstrate:

Strong analytical and troubleshooting skills.
Excellent communication and stakeholder management abilities.
A proactive, ownership-driven mindset.
Experience working within SLA-driven environments.
Ability to balance operational excellence with continuous improvement initiatives.
Strong collaboration skills across cross-functional technical teams

Why Join Us?

Join a technology services organization that specializes in cloud, networking, and security solutions across managed and professional services. We foster a collaborative, growth-oriented environment where innovation, learning, and career development are highly valued. You'll have the opportunity to work with enterprise-scale technologies while contributing to meaningful business outcomes

$50,000 – $90,000 base salary (not including bonus or commission)

“The compensation range in this posting reflects the Company’s good‑faith estimate at the time of publication. The applicable base pay range for any individual will be determined based on the candidate’s designated primary work location as well as factors including role scope and responsibilities, required qualifications, and the individual’s experience, education, skills, knowledge, and performance. Certain positions may also be eligible for additional compensation such as discretionary merit increases, bonuses, or sales‑based variable compensation in accordance with applicable plans and role requirements.

Diversity & Inclusion

OnX is an equal opportunity employer committed to creating an inclusive environment for all employees. We celebrate diversity and are dedicated to fostering a workplace where everyone can thrive regardless of race, religion, gender, age, disability, sexual orientation, or any other protected characteristic.

Apply About employer

More about this job

Responsibilities

Administer, monitor, troubleshoot, and optimize enterprise network infrastructure, including LAN, WAN, wireless, firewalls, VPNs, and load balancers. Implement network changes and resilience measures, maintain documentation and compliance, collaborate across technical teams, and mentor junior engineers.

Requirements

Requires 6–8 years of network administration, engineering, or infrastructure support experience, including at least 5 years managing enterprise networks. A relevant bachelor's degree is specified, and networking or ITIL certifications are highly preferred; strong troubleshooting, communication, collaboration, and SLA-driven operations experience are also sought.

Skills

Cisco Routing And Switching
Cisco Data Networking
Palo Alto Firewalls
Cisco ASA Firewalls
ITIL Operational Practices
LAN/WAN Administration
Network Monitoring And Troubleshooting
Firewall Management
TCP/IP
VPN
DNS
DHCP
Cisco SD-WAN
Cisco Data Center Networking
SolarWinds
High Availability And Disaster Recovery

Visa sponsorship

Not detected in the job text

Keywords

Enterprise Networking
Network Administration
Network Engineering
Cisco Routing And Switching
Cisco Data Networking
Palo Alto Firewalls
Cisco ASA Firewalls
Cisco SD-WAN (Viptela)
Cisco Data Center Networking
Cisco Proxy Solutions
Cisco Load Balancers
Prisma Cloud
SolarWinds
LAN
WAN
Wireless Networking
VPN
TCP/IP
DNS
DHCP
Network Security
ITIL
Incident Management
Root Cause Analysis
Change Management
Disaster Recovery
High Availability
Network Monitoring
CCNA
CCNP

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