IT Infrastructure Engineer - Field Construction

Base Salary Range: $110000 - $140000

Job Title: IT Infrastructure Engineer (Field Based, Construction Environment)
Job ID: 88111
Location: Toronto, Ontario


This is a hands on, field based IT Infrastructure Engineer role supporting a large, multi year civil infrastructure project in the Greater Toronto Area. The engineer will maintain and troubleshoot network, security, communication, and site technology systems across several active construction environments. The position requires strong technical depth in Fortinet, Ubiquiti, Meraki, LTE/WiFi networks, CCTV, access control, and radio communication systems. The role is fully onsite, involves regular travel between project locations, and requires comfort working in rugged, underground, and outdoor environments.

What you will be doing:
Network Infrastructure 

• Configure, manage, and maintain Fortinet firewalls, switches, and security appliances.

• Support and optimize Ubiquiti wireless and routing equipment across multiple field sites.

• Apply Meraki knowledge where applicable for integration or support.

• Support, monitor, and troubleshoot LTE and WiFi radio systems, including underground/tunnel environments.

Site Communications & Security Systems 

• Maintain and troubleshoot IP camera systems, NVRs, and video infrastructure.

• Support access control hardware and software.

• Oversee UHF radio equipment for construction and safety teams.

• Track system performance and maintain configuration documentation.

Field Operations & Physical Deployment 

• Work safely in muddy, dusty, wet, underground, confined, or elevated environments.

• Conduct site visits to install, maintain, and troubleshoot equipment.

• Carry and manage field tools and equipment (backpack ~10 kg; devices up to 15 kg).

• Support installation and physical deployment of networking equipment in active construction zones.

Operational Continuity & Support 

• Provide oncall support for urgent system issues (compensated).

• Communicate effectively with construction crews, contractors, engineering teams, and technical staff.

• Work independently and collaboratively to resolve issues and optimize systems.

• Manage multiple priorities and escalate issues appropriately.

What you must have:

• Degree or diploma in Information Technology or related field.

• Preferred: CompTIA Network+, Cisco CCNA, Fortinet NSE, or similar.

• Minimum 4 years of industry experience, ideally in construction, industrial, utilities, or similar field environments.

• Proven hands on experience with Fortinet and Ubiquiti equipment.

• Preferred: Experience supporting large?scale infrastructure or construction projects.

• Strong knowledge of CCTV, access control, LTE/Wifi radio networks, and UHF radio systems.

• Excellent troubleshooting and problem solving skills.

• Ability to work in physically demanding and challenging site conditions.

• Strong communication and interpersonal skills.

• Ability to work independently and make informed decisions in the field.

• Willingness to participate in oncall rotation.

• Preferred: Familiarity with Meraki networking equipment.

Other Information:
Working Conditions

• Standard hours: Monday–Friday, 8 AM–5 PM (with on call rotation).

• PPE required when onsite.

• Must be comfortable working in rugged environments (wet, muddy, dusty, underground, confined).

• Must be able to lift and carry up to 15 kg.

• Frequent travel between multiple project sites; valid G class driver’s license required.

• Company vehicle available for site visits.

Salary/Rate Range: $110,000–$140,000
Plus bonus/benefits/vacation/RRSP matching 


Thank you for your interest in this opportunity. If you are selected to move forward in the process, we will contact you directly. If you do not hear from us, we encourage you to continue visiting our website for other roles that may be a good fit.


For more information about TEEMA and to consider other career opportunities, please visit our website at www.teemagroup.com