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Added 4 mins ago
C
Electrical Project Engineer - Buildings
CIMA+
Vancouver, BC
- $92,800 to $127,600 CAD / year
- Full-time
At CIMA+, you’ll find a place where your ideas and perspectives are welcomed and encouraged. In both the field and at the office, you’ll get plenty of opportunities to reach your full…
Added 4 mins ago
A
IT Business Analyst
AtkinsRéalis
Montreal, QC
- Full-time
Bachelor’s degree in Computer Science, Engineering, Information Systems, Business Technology Management, or a related field.
Added 4 mins ago
Sr Mechanical Engineer
North American Rail Solutions
Calgary, AB
Our team is looking for a full-time Senior Mechanical Engineer who is driven to deliver their best work every day and are committed to working collaboratively to achieve shared goals. If…
Added 4 mins ago
UO
Assistant Professor or Associate Professor in Computer Engineering
University of British Columbia
Vancouver, BC · UBCV | Fred Kaiser Building (KAIS)
- Full-time
A doctoral degree in computer engineering, computer science, or a closely related field, completed by the anticipated start date.
Added 31 mins ago
C
Electrical Engineer / System Integrator
Canal
ON · Ontario, Canada
- Full-time
Bachelor’s degree or diploma in electrical engineering or a related field
Added 31 mins ago
BC
Industrial Electrical Engineer - Mining and Metals
BBA Consultants
Quebec, QC
- Full-time
Wide playing field, based on your interests, from technical and team management to project management
Added 31 mins ago
SI
Senior Cryptographic Protocol Engineer
SuperQubit Inc.
Markham, ON
- Full-time
Job Title: Senior Cryptographic Protocol Engineer
Added 34 mins ago
FM
Quality Process Engineer- VRT Lead
Ford Motor Company
Oakville, ON
- Full-time
Bachelor’s degree in engineering, technology or a related field of study.
Added 47 mins ago
PU
Field Service Engineer
PT. UBC Medical Indonesia Tbk
Field, BC
- Full-time
Added 47 mins ago
GC
Project Manager, Vancouver
GUNN Consultants
Vancouver, BC
- Full-time
Management and guidance of GUNN staff assigned to your projects (Coordinator, Production Engineer, Site Personnel)
Added 47 mins ago
KE
Project Engineer / Project Manager
Keystone Environmental
Burnaby, BC
- $100,000 to $130,000 CAD / year
- Full-time
As our company continues to grow, we are looking for an experienced Project Engineer / Project Manager to join our Engineering Department in Burnaby, BC.
Added 47 mins ago
P&
Spécialiste Technique CFirst / CFirst Technical Specialist
Pratt & Whitney
Longueuil, QC
- Full-time
Added 47 mins ago
C
Electrical Project Engineer - Buildings
CIMA+
Vancouver, BC
- $92,800 to $127,600 CAD / year
- Full-time
At CIMA+, you’ll find a place where your ideas and perspectives are welcomed and encouraged. In both the field and at the office, you’ll get plenty of opportunities to reach your full…
Added 47 mins ago
SC
Spécialiste Conformité Electronique & Tests (Senior)
SII Canada
Montreal, QC
- Full-time
Bachelor's degree in Electrical Engineering or a related field.
Added 47 mins ago
C
Civil Engineer - Infrastructure
CIMA+
Vancouver, BC
- $81,520 to $112,090 CAD / year
- Full-time
At CIMA+, you’ll find a place where your ideas and perspectives are welcomed and encouraged. In both the field and at the office, you’ll get plenty of opportunities to reach your full…
Added 47 mins ago
RI
Network security / Firewall Consultant
Raas Infotek
Calgary, AB
- Contract
Bachelor's degree in Computer Science, IT, or related field.
Added 47 mins ago
G
CyberSecurity Specialist- Agentic AI
Galent
Toronto, ON · North York, ON
- Contract
Master’s degree in Cybersecurity, Computer Science, AI, Computer Engineering, or related field.
Added 47 mins ago
B
Engineer - Building Automation
BPA
Longueuil, QC
- Full-time
Education: Bachelor’s degree or DEC in Electrical Engineering, Building Mechanics, Automation, or a related field.
Added 48 mins ago
O
DCS Control Systems Engineer
OxyChem
Thorold, ON
- Full-time
We are looking for an experienced and self-motivated individual to fill the DCS/Process Engineer position at our Chemical Manufacturing plant located in Thorold, Ontario.
Added 48 mins ago
SP
Mechanical Applications & Project Engineer
Superior Power Products Limited
Mount Uniacke, NS
- Full-time
…Products (SPPL) is seeking a Mechanical Applications & Project Engineer to support equipment applications, system and process design, troubleshooting, and the delivery of shop and field…
Added 48 mins ago
RI
Senior Full Stack Engineer - Java /
Rose International
Mississauga, ON
- Full-time
Job Title: Senior Full Stack Engineer - Java / AI
Added 48 mins ago
RI
Network security / Firewall Consultant
Raas Infotek
AB · Alberta, Canada
- Contract
Bachelor's degree in Computer Science, IT, or related field.
Added 49 mins ago
C
Mechanical Design Technologist
CIMA+
Edmonton, AB
- $63,520 to $87,340 CAD / year
- Full-time
At CIMA+, you’ll find a place where your ideas and perspectives are welcomed and encouraged. In both the field and at the office, you’ll get plenty of opportunities to reach your full…
Added 1 hour ago
C
Mechanical Design Technologist
CIMA+
AB · Edmonton, AB
- $63,520 to $87,340 CAD / year
- Full-time
At CIMA+, you’ll find a place where your ideas and perspectives are welcomed and encouraged. In both the field and at the office, you’ll get plenty of opportunities to reach your full…
Added 1 hour ago
TT
Senior Civil Engineer
Tetra Tech
Pickering, ON
- Full-time
We are currently seeking a Senior Civil Engineer for our Pickering, ON office. This posting is for an existing vacancy for which we are actively recruiting. To perform this job…

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 7, 2026
Posting language: English
Posted: Oct 8, 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 across LAN, WAN, wireless, firewall, VPN, and cloud-connected environments. Implement network changes and resilience improvements, maintain documentation and compliance, collaborate with technical teams and vendors, 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 bachelor's degree in a related field is specified, with networking or ITIL certifications preferred; strong Cisco and firewall expertise, troubleshooting ability, and experience in SLA-driven environments 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
Network Troubleshooting
Firewall Management
TCP/IP
VPN
DNS
DHCP
Cisco SD-WAN
SolarWinds
Disaster Recovery Networking

Visa sponsorship

Not detected in the job text

Keywords

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

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