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Data Annotation Jobs in Ontario (NOW HIRING)

Engineer, AI & Software Testing

Toronto, ON · Hybrid

CA$95K - CA$145K/yr

Proficient in handling training and validation data, segmentation and annotation process * Proficient in programming python * Proficient in machine learning and AI frameworks such as Tensorflow ...

Showing results 21-23

Data Annotation information

What is a data annotation?

A Data Annotation job involves labeling and categorizing data, such as text, images, audio, or video, to help train machine learning models. Annotators apply tags, bounding boxes, or classifications to data based on specific guidelines. This process improves the accuracy of AI systems in recognizing patterns and making predictions. Many data annotation jobs require attention to detail and familiarity with specific domains. It is commonly used in applications like autonomous driving, natural language processing, and computer vision.

What does a data annotation do?

A typical workday as a Data Annotator involves reviewing datasets—such as images, audio, text, or video—and accurately labeling or categorizing information according to specific project guidelines. Most Data Annotators work independently, but they often collaborate with project managers or data scientists to clarify requirements and resolve ambiguities. Tasks may be repetitive, but adhering to precise standards is vital for maintaining data quality. Work environments can range from technology companies to remote or freelance settings, and advancement opportunities exist as team leads or quality assurance specialists for those who excel in consistency and reliability.

What are the key skills and qualifications needed to thrive in data annotation?

To thrive in Data Annotation, you need strong attention to detail, accuracy, and basic data handling skills, often supported by a high school diploma or equivalent. Familiarity with annotation platforms, data labeling software, or content management systems is frequently required, though specific certifications are rare. Excellent communication, time management, and the ability to focus on repetitive tasks distinguish top performers in this role. These skills are crucial because accurate and consistent data annotation directly impacts the quality of machine learning models and AI applications.

How much money can I make doing data annotation?

Data annotation jobs typically pay between $10 and $20 per hour, depending on the complexity of the task and the employer. Experienced annotators or those working on specialized projects may earn higher rates, especially if they have skills in specific tools or domains. Earnings can vary based on whether the work is freelance, part-time, or full-time, and some platforms offer bonuses for accuracy or speed.

What are the most commonly searched types of Data Annotation jobs in Ontario?

The most popular types of Data Annotation jobs in Ontario are:

What are popular job titles related to Data Annotation jobs in Ontario?

For Data Annotation jobs in Ontario, the most frequently searched job titles are:

What cities in Ontario are hiring for Data Annotation jobs?

Cities in Ontario with the most Data Annotation job openings:

Infographic showing various Data Annotation job openings in Ontario as of September 2026, with employment types broken down into 56% Full Time, 30% Part Time, and 14% Contract. Highlights an 49% In-person, and 51% Remote job distribution.

Road CAD Design Technologist/ Drafter

Toronto, ON • On-site

Full-time

Re-posted 13 days ago


Job description

SYSTRA Canada is part of the SYSTRA group, an international consulting and engineering group, a world leader in the design of transport infrastructures. SYSTRA Canada is an engineering and consulting firm whose primary focus is to offer transportation solutions, whether for passengers or goods: feasibility studies of building a new railway line, increasing the capacity of the existing infrastructure, privatization of a railway.

Understand better who we are by visiting www.systracanada.com.


Reports To

BIM Coordinator / BIM Manager / Civil Lead Engineer

Job Purpose

The BIM Modeller – Civil Works is responsible for producing and managing civil BIM models and drawings in Autodesk Civil 3D for the light rail project. The role includes development of alignments, corridors, surfaces, grading, utilities interfaces, and associated civil design documentation in compliance with project BIM standards and design requirements.


Key Responsibilities

  • CAD Drafting & Drawing Preparation Prepare detailed 2D and 3D drawings for rail and road projects, including: Track layouts and alignment plans Cross-sections and longitudinal profiles Roadway plans and typical sections Civil and structural layouts related to transportation projects
  • Ensure drawings comply with project standards, codes, and client requirements.
  • Create and maintain drawing templates, title blocks, and CAD libraries for efficient workflows. 
  • MicroStation Expertise Utilize Bentley MicroStation V8i / CONNECT Edition for drafting and design.
  • Manage reference files, levels, and sheet models to maintain model integrity.
  • Implement CAD standards and workflows, including layer management, symbology, and annotation styles.
  • Support the integration of BIM processes where applicable. 
  • Work closely with engineers, survey teams, and designers to ensure design intent is accurately captured in drawings.
  • Coordinate with other disciplines such as structures, drainage, and utilities for clash-free, integrated outputs.
  • Support design teams during design reviews, approvals, and stakeholder presentations 

Required Qualifications

  • Diploma or degree in Civil Engineering, Infrastructure Drafting, or related field.
  • Proven experience as a Civil 3D Drafter on infrastructure projects.
  • Strong proficiency in Autodesk Civil 3D.
  • Good understanding of civil engineering design principles including roads, grading, drainage, and utility coordination.
  • Ability to prepare plan/profile sheets, cross-sections, and corridor-based models.

Preferred Qualifications

  • Experience on light rail, rail, highway, or urban infrastructure projects.
  • Knowledge of Navisworks for coordination and clash review.
  • Familiarity with GIS, survey integration, and data exchange workflows.

Key Skills

  • Civil 3D modelling expertise
  • Corridor and surface modelling
  • Profile and cross-section production
  • Utility and interface coordination
  • Accuracy and quality control
  • Communication and teamwork
  • Schedule awareness
  • Problem-solving

SYSTRA Canada is committed to having a diverse and inclusive workforce. We are an Equal Opportunity Employer that values applications from all and offers employment equity based on the merits and abilities of candidates and personnel.

Note: In this description, the masculine gender is used for easy reading purposes and includes the feminine.

We use AI-enabled tools in our recruitment platform (iCIMS) for tasks like resume parsing and candidate matching. These tools do not make hiring decisions; all applications are reviewed by a human recruiter, and final decisions are made by our hiring team.

For questions about our hiring process or AI tools, please contact infocanada@systra.com.


Hybrid