machine learning data annotator jobs in Ottawa

1,167 machine learning data annotator job listings in Canada. Find daily updated positions from leading job boards.


  • Ottawa, ON, Ottawa Census Division, ON; Ontario, Canada MindBridge Full-time €185,000 - €200,000 Temporary

    MindBridge is the global leader in AI-powered financial risk intelligence. Our platform, MindBridge AI™ is enabling finance and audit professionals to build the AI-powered finance department of the future. With over 120 billion financial transactions analyzed with MindBridge’s AI, we set the standard for innovation, scalability, and customer...


  • Ottawa, Canada Polyalgorithm Machine Learning Inc. Full-time €90,000 - €140,000 Contract

    Applied AI and real-world problem-solving shape this Data Scientist role at PolyML, focused on deploying novel tools for complex client data. As a Data Scientist, you will work with a senior machine learning developer to design, build, and deploy analytics technologies. PolyML’s team applies algorithms, software systems, numerical methods, and modeling to...

  • AI Data Specialist

    3 days ago


    Ottawa, Ontario, Canada RWS Remote Full-time US$16 Permanent

    We are looking for AI Data Specialists to support the improvement of AI-generated content in French from Canada. Job Type: Freelance Location: Remote anywhere Work Schedule: Part-time - 10+ hours per week. Flexible - work whenever you want. Start Date: Immediately Duration: TBC Rate: 16.50 USD per hour (rates vary per country; if you are based elsewhere,...


  • Ottawa, ON, Canada MindBridge Full-time $185,000 - $200,000 Contract

    Lead advanced machine-learning initiatives at MindBridge as a Staff Data Scientist. This senior role combines hands-on modeling with leadership in exploring large-scale datasets and innovative AI techniques. At MindBridge, you'll develop machine-learning capabilities using structured and transactional data. Collaborate closely with Data Science,...

  • Data Engineer

    10 hours ago


    Ottawa, ON, Canada Thales Group Full-time €90,000 - €135,000 Contract

    Location: Ottawa, Canada In fast changing markets, customers worldwide rely on Thales. Thales is a business where brilliant people from all over the world come together to share ideas and inspire each other. In aerospace, transportation, defence, security and space, our architects design innovative solutions that make our tomorrow's possible. For decades,...

  • Data Scientist

    2 days ago


    Ottawa, ON, Canada Larus Technologies Corporation Full-time $80,000 - $95,000 Contract

    Job SummaryFull-time: 37.5 Hours per week, Monday to FridayLocation: Ottawa Office (Up to 3 days per week), 70 Laurier Ave West, Suite 310, Ottawa, ON K1P 5V5 and Ottawa-based Home Office, or, remote if located outside of the National Capital Region.Reporting To: Director of TechnologySalary Range: $80,000 to 95,000Type of Vacancy: NewLarus is growing and we...

  • Senior Data Scientist

    3 hours ago


    Ottawa, Ontario, Canada Qventus, Inc Full-time

    We’re looking for an experienced Data Scientist to join our Data Science team. In this role, you will leverage your expertise to develop and implement cutting edge solutions leveraging a wide range of machine learning, statistical, and other mathematical optimizationsYou will evaluate potential modeling approaches, implement and operationalize algorithms...

  • Data Engineer

    10 hours ago


    Ottawa, Canada MacLean Engineering Full-time €90,000 - €130,000 Contract

    At MacLean Engineering, we’re not just building machines — we’re redefining the future of mining through innovation. Inspired by over 50 years of pioneering excellence, MacLean Engineering continues to lead the way in underground mining equipment solutions. Rooted in our founder’s unwavering commitment to safety, productivity, and enduring quality,...


  • Ottawa, ON, Ottawa Census Division, ON; Ontario, Canada MindBridge Full-time €185,000 - €200,000 Temporary

    MindBridge is the global leader in AI-powered financial risk intelligence. Our platform, MindBridge AI™ is enabling finance and audit professionals to build the AI-powered finance department of the future. With over 120 billion financial transactions analyzed with MindBridge’s AI, we set the standard for innovation, scalability, and customer...


  • Ottawa, ON, Ottawa Census Division, ON; Ontario, Canada MindBridge Full-time

    Lead advanced machine-learning initiatives at MindBridge as a Staff Data Scientist. This senior role combines hands-on modeling with leadership in exploring large-scale datasets and innovative AI techniques. At MindBridge, you'll develop machine-learning capabilities using structured and transactional data. Collaborate closely with Data Science,...


  • Ottawa, ON, Canada Accenture PLC Full-time €75,000 - €125,000 Contract

    We Are: Accenture AI & Data, the people who love using data to tell a story. We’re also the world’s largest team of data scientists and experts in machine learning and AI. A great day for us Solving big problems using the latest tech, serious brain power, and deep knowledge of just about every industry. We believe a mix of data, analytics, automation,...


  • Ottawa, ON, Canada University of Ottawa Full-time

    Apply data warehousing, data mining, and SQL knowledge as a Corrector for Introduction to Data Science, delivered in person at Main Campus.The University of Ottawa seeks one CUPE Corrector for CSI4142, Section A, during the 2027 Winter Semester. The work involves marking, grading, calculating, and recording students’ grades for a specific course....


  • Ottawa, Ontario, Canada Getsetjobs Full-time

    # Junior Data ScientistEngineering,Information Technology,International JobsSeptember 28, 2026Full TimeUrgentApplication ends: **November 28, 2026**Apply Now### Job Description**Company**: mthree **Location**: Canada **Job Type**: Full-time **Work Mode**: Remote **Experience**: Junior / Entry-level **Education**: Relevant degree or equivalent data science,...


  • Ottawa, ON, Ottawa Census Division, ON; Ontario, Canada MindBridge Full-time €185,000 - €200,000 Temporary

    MindBridge is the global leader in AI-powered financial risk intelligence. Our platform, MindBridge AI™ is enabling finance and audit professionals to build the AI-powered finance department of the future. With over 120 billion financial transactions analyzed with MindBridge’s AI, we set the standard for innovation, scalability, and customer...


  • Ottawa, Ontario, Canada Celebal Technologies Full-time

    Senior/Lead Data Engineer Duration: Long Term Location: Ottawa, ON K2J 0P7 Role Summary Our client is seeking an experienced, hands-on Senior Data Engineer to help build and scale the enterprise data foundation supporting Analytics, AI, and self-service decision-making across the company. This role requires more than just moving data between systems. The...

  • Data Scientist

    1 day ago


    Ottawa, Ontario, Canada Jobgether Full-time

    This position is listed on behalf of a partner company, who manages all applications and next steps. Our partner is looking for a Data Scientist - AI & Experimentation based remotely in Canada.We are looking for a data-driven Data Scientist to combine statistical modeling, machine learning, and experimentation to improve a digital job-matching platform in...

  • Data Scientist

    3 days ago


    Ottawa, ON, Ottawa Census Division, ON; Ontario, Canada Larus Technologies Corporation Full-time €80,000 - €95,000 Temporary

    Job Summary Full-time : 37.5 Hours per week, Monday to Friday Location : Ottawa Office (Up to 3 days per week), 70 Laurier Ave West, Suite 310, Ottawa, ON K1P 5V5 and Ottawa-based Home Office, or, remote if located outside of the National Capital Region. Reporting To : Director of Technology Salary Range : $80,000 to 95,000 Type of Vacancy : New ...


  • Ottawa, ON, Ottawa Census Division, ON; Ontario, Canada Digitailor Full-time €200,000 - €230,000 Temporary

    WHO WE ARE SQUIRE is the leading business management system designed for the needs of barbers, shop owners, and their communities. We believe the pursuit of artistry and autonomy should not be restricted by the complexities of running a business. With SQUIRE, we provide custom-branded tools, resources, and guidance to help barbers of all stages and...


  • Ottawa, ON, Canada Accenture PLC Full-time €109,000 - €220,000 Contract

    We Are: Accenture AI & Data, the people who love using data to tell a story. We’re also the world’s largest team of data scientists and experts in machine learning and AI. A great day for us Solving big problems using the latest tech, serious brain power, and deep knowledge of just about every industry. We believe a mix of data, analytics, automation,...

  • Data Scientist

    3 days ago


    Ottawa, Ontario, Canada National Research Council of Canada Full-time

    Priority may be given to the following designated employment equity groups: women, Indigenous Peoples* (First Nations, Inuit and Métis), persons with disabilities and racialized persons*.* The Employment Equity Act, which is under review, uses the terminology Aboriginal peoples and visible minorities.Candidates are asked to self-declare when applying to...