Assistant Surveyor

2 days ago

Toronto, Ontario, Canada Trillium Guideway Partners Full time US$60,000 - US$90,000 per year

Who we are?

The Primary Construction Team consists of ACCIONA Infrastructure Canada Inc. (ACCIONA) and Amico Major Projects Inc. (Amico), as Trillium Guideway Partners (TGP).

What is the project?

The Ontario Line ("OL") is a fully integrated, stand-alone, rapid transit system that connects Ontario Science Centre to the Exhibition and Ontario Place grounds. The Northern Civil, Stations and Tunnel ("NC") project consists of approximately 7 kms of underground subway and elevated guideway, with stations along the segment providing connections to surface bus and streetcar routes. The NC project has been divided into two main progressive design-build contracts: (1) the Elevated Guideways and Stations Contract ("EGS") and the Pape Tunnel and Underground Station Contract ("PTUS"), with supporting Early Works.

What is the Opportunity?

Assistant Surveyor to support land and construction surveying activities. This role assists in

collecting, recording, and analyzing survey data to ensure accurate measurements for engineering

and construction projects.

The Assistant Surveyor will work closely with surveyors, engineers, and construction teams to

support project execution and compliance with design specifications.

Responsibilities

  • Ensure adherence to safety standards, surveying regulations, and project specifications.
  • Assist in land, topographic, and construction site surveys using Total Stations, GPS, and other surveying instruments.
  • Support site layout and staking out, ensuring structures and infrastructure align with engineering plans.
  • Collect, record, and process survey measurements, elevations, and site conditions.
  • Operate and maintain surveying equipment, ensuring proper calibration and functionality.
  • Help prepare survey maps, reports, and technical drawings for engineering and construction teams.
  • Collaborate with surveyors, civil engineers, and project managers to provide accurate site data
  • Support in monitoring ground movement, settlement, and site deformations for stability assessments.
  • Use surveying software (AutoCAD Civil 3D, GIS, or Trimble/Leica systems) for data processing and visualization.
  • Assist in marking control points and benchmarks for ongoing construction activities.
  • Perform general fieldwork duties, including setting up equipment, marking reference points, and maintaining documentation.

Work Conditions

  • Primarily field-based, with some office work for data processing.
  • Office-based: on Mills Area, North York Next to Science Centre.
  • Full-time, with potential for overtime, nighttime and weekend work depending on project requirements.

You'll bring to the Team (Knowledge, Skills, Competencies)

  • Diploma or associate degree in Surveying, Geomatics, Civil Engineering, or a related field.
  • 1+ years of experience in surveying, land measurement, or construction layout.
  • Basic proficiency in surveying instruments (Total Stations, GPS, Laser Levels, etc.).
  • Familiarity with surveying software (AutoCAD, Civil 3D, GIS, or similar tools).
  • Strong mathematical and analytical skills for measuring and interpreting data.
  • Ability to work outdoors in varied weather conditions and navigate construction sites.
  • Good communication and teamwork skills to collaborate with surveyors and engineers.
  • Attention to detail and ability to follow precise technical instructions.

We are committed to creating an accessible and barrier‑free recruitment process and workplace. If you need any accomodation throught the process, please email

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