Sign up to access all features of our service.
  • Job search
  • Favorites
  • Create a CV
    New
  • Salaries
  • Subscriptions

Principal Machine Learning Engineer, General AI, ML & Big Data

C-Serv

About Opportunity

We are working with a global networking leader driving a fundamental shift in how businesses manage networks. There AI Core group pioneers’ platforms across Generative AI, AI Agents, RAG, Knowledge Bases, Data Mining, Anomaly Detection, and LLM fine-tuning — powering flagship products and enabling entirely new offerings. Innovation isn't just encouraged it's expected.

The Role

As one of our Principal ML Engineer’s, you'll be a key technical leader and thought leader, shaping our ML strategy and building intelligent, high-performance multi-agent systems that perceive, learn, and act in real time.

What You'll Do

  • Define and drive the technical vision for ML solutions across products and platforms
  • Own the end-to-end software development lifecycle — from design and code reviews through to deployment and operations
  • Architect high-performance, scalable microservices, including synchronous and asynchronous web services
  • Build real-time inference pipelines for complex models using Triton, TensorRT, and mixed-precision computing
  • Mentor engineers, set technical direction, and foster a strong team culture
  • Champion engineering excellence, system resilience, and continuous operational improvement

Requirements

Required Qualifications

  • Degree in Computer Science, Mathematics, or a related field
  • 5–10 years of full software development lifecycle experience (design, coding, testing, deployment, and operations)
  • 5–10 years of Python expertise, including advanced features and libraries
  • Strong experience designing RESTful APIs (e.g., FastAPI)
  • Proficiency with Docker, Kubernetes, and CI/CD pipelines
  • 3+ years designing and architecting large-scale distributed systems on cloud platforms (AWS, Azure, or GCP)
  • Proven experience as a tech lead or engineering mentor

Preferred Qualifications

  • MS or PhD in Computer Science or ML
  • Hands-on experience with ML frameworks: PyTorch, SageMaker, Triton, or TensorRT
  • Familiarity with NoSQL and document databases
  • Track record of handling big data, optimising workflows, and improving system performance

Benefits

  • Health Care Plan (Medical, Dental & Vision)
  • Life Insurance (Basic, Voluntary & AD&D)
  • Paid Time Off (Vacation, Sick & Public Holidays)
  • Family Leave (Maternity, Paternity)
  • Training & Development
Vacancy posted 7 days ago
Similar jobs that could be interesting for youBased on the Principal Machine Learning Engineer, General AI, ML & Big Data in Toronto, ON vacancy
  •  ...in how businesses manage networks. There AI Core group pioneers’ platforms across Generative...  ...AI, AI Agents, RAG, Knowledge Bases, Data Mining, Anomaly Detection, and LLM fine-tuning...  ...'s expected. The Role As one of our Principal ML Engineer’s, you'll be a key technical... 
    Principal
    Big data
    Shift work

    C-Serv

    Toronto, ON
    7 days ago
  •  ...team tackling some of the most challenging AI problems in financial services sales A...  ...PhD or Master’s degree in Computer Science Machine Learning Deep Learning or equivalent hands on...  ...rankers and vector databases Expertise in ML experimentation model evaluation and monitoring... 
    Suggested
    Permanent employment
    Full time
    Local area
    Flexible hours

    Capgemini

    Toronto, ON
    16 days ago
  •  ...Fusemachines is a global provider of enterprise AI products and services, on a mission to...  ...Leveraging proprietary AI Studio and AI Engines, the company helps drive the clients’ AI...  ...Overview We’re hiring a mid-to-senior Machine Learning Engineer / Data Scientist to build and... 
    Suggested
    Full time
    Local area
    Remote work

    Fusemachines

    Toronto, ON
    24 days ago
  • $150k - $200k per year

     ...Senior Machine Learning Engineer – AI Innovation Teams As one of the world’s top three credit ratings agencies, Fitch Ratings plays a critical role in global capital markets by providing credit analysis, ratings, research, and commentary to financial market participants... 
    Suggested
    Long term contract
    Internship
    Manual labor
    Immediate start

    Fitch Group

    Toronto, ON
    9 days ago
  •  ...more specific details for this role. : The goal of the ML Engine team is to enable training and deploying robust and high-performing...  ...for fast iteration. We are looking for experienced Senior Machine Learning Engineers (engineering lead) who have worked under tight deadlines... 
    Big data
    Full time
    Work from home

    TD Bank

    Toronto, ON
    5 days ago
  •  ...About Thri5 Thri5 is the AI-powered System of Actions for the modern retailer....  ...operational issues—out-of-stocks, bad master data, margin leakage, and inconsistent...  ...angel investors. Your Role As an AI / Machine Learning Engineer at Thri5, you'll help build the... 
    Full time

    Thri5 Inc.

    Toronto, ON
    5 days ago
  • $103.2k - $192k per year

     ...West Job Family Group: Data Analytics & Reporting Accountabilities...  ...into production-ready deep learning systems. Run rigorous...  ...or Ph.D. in Computer Science, Engineering, Mathematics, or a related...  ..., accurate, and optimized for machine learning models. Monitors, evaluates... 
    Full time
    Contract work
    Part time
    Shift work
    Toronto, ON
    2 days ago
  • $60 - $70 per hour

     ...Data Scientist – Machine Learning & GenAI Work on high-visibility AI and data initiatives within the insurance sector, combining machine learning, GenAI, predictive analytics, and modern data tools to support strategic business decisions. This hybrid opportunity offers... 
    Hourly pay
    Permanent employment
    Full time
    Contract work

    Recrute Action

    Toronto, ON
    21 days ago
  • $100k - $130k per year

     ...The Fitch Group’s Emerging Technology team is seeking a Machine Learning Engineer to join a team focused on building and supporting Generative AI, Machine Learning (ML), and Data Science solutions across the organization. This position could be based in our Chicago or Toronto... 
    Long term contract
    Immediate start

    Fitch Group

    Toronto, ON
    16 days ago
  • Job Title : Machine Learning Engineer (Energy) Industry Energy & Utilities Position Overview The ML Engineer will develop and deploy machine learning models supporting predictive maintenance, energy demand forecasting, asset optimization, and renewable energy production... 

    NavitasPartners

    Toronto, ON
    1 day ago
  • $96k - $125k per year

     ...problem solvers who thrive on complex data challenges. Guided by our values...  ...curious, accountable, eager to learn, and supportive of their teammates...  ...business solutions.  ~ Feature engineering, selection and optimization models with ML techniques.  ~ Improve data collection... 
    Full time

    Project X

    Toronto, ON
    18 days ago
  • $100k - $150k per year

     ...Machine Learning Engineer – AI Innovation Teams As one of the world’s top three credit ratings agencies, Fitch Ratings plays a critical role in global capital markets by providing credit analysis, ratings, research, and commentary to financial market participants. For... 
    Long term contract
    Immediate start

    Fitch Group

    Toronto, ON
    9 days ago
  •  ...Job Description What's the opportunity? We’re looking for a Machine Learning Data Engineer to enable data and ML capabilities that directly power the bank’s flagship Next Best Action (NBA) initiative, projected to deliver an incremental $160MM+ annual run-rate by FY28... 
    Full time
    Local area
    Flexible hours

    Royal Bank of Canada

    Toronto, ON
    a month ago
  •  ...Job Title: Java Big Data Engineer Location: Toronto, ON (Hybrid – 4 days onsite per week) Employment Type: Contract About the Role: We are looking for an experienced  Java Big Data Engineer to join a dynamic team in the financial services sector. This is a hybrid... 
    Big data
    Contract work

    Aarorn Technologies Inc.

    Toronto, ON
    2 days ago
  • $200k - $250k per year

     ...Lead Machine Learning Engineer – AI Innovation Teams Location: Toronto Fitch Ratings is seeking a Lead Machine Learning Engineer to join our new AI Innovation teams in Toronto—a bold initiative building the AI-powered future of financial analysis. We're not fine-tuning... 
    Immediate start

    Fitch Group

    Toronto, ON
    9 days ago
  •  ...Reference no. R2857077 Position title: Data and AI Engineer Department: RWD & HI Engineering Location: Toronto, ON About the job...  ...solutions that are needed by Sanofi’s advanced analytic, AI and ML initiatives for the betterment of our global patients and... 
    Work from home
    Flexible hours
    Toronto, ON
    1 day ago
  •  ...preferred) Skills: Business Analysis, Digital : Machine Learning, Digital : Artificial Intelligence(AI) Experience: 8-10 Years We are seeking a...  ...role bridges the gap between business objectives and data science/engineering teams, ensuring AI initiatives... 
    Contract work

    Astra North Infoteck Inc.

    Toronto, ON
    10 hours ago
  •  .... Job Description We are seeking a Big Data Developer to build and enhance realtime and...  ...protected by law. This is a general description of the Duties, Responsibilities...  ...leveraging strengths from strategy and design to engineering, all fueled by its market leading... 
    Big data
    Permanent employment
    Full time
    Local area

    Capgemini

    Toronto, ON
    2 days ago
  •  ...analytics partner for several Fortune 100 companies, enabling them to generate business value from data. Our consultants bring deep expertise in Data Science, Machine Learning, and AI. Our business value and leadership have been recognized by various market research firms,... 
    Big data
    Full time
    Remote work

    Tiger Analytics Inc.

    Toronto, ON
    more than 2 months ago
  •  ...world for all.  The opportunity We are looking for a Data Engineer. Our AI & Data practice works collaboratively with our clients to enhance...  ...their business. Our clients need the vision to articulate the big picture and the precision to see the smallest of details.... 
    Big data
    Long term contract

    Ernst & Young

    Toronto, ON
    3 days ago
  • $100k - $145k per year

     ...evolving business needs.     Thomson Reuters is seeking a Senior Machine Learning Engineer who will create the machine learning solutions development...  ...to grasp the project scope, requirements, solutions, data, and services. Promote a team-focused culture that values... 
    Full time
    Work at office
    Local area
    Flexible hours
    2 days per week
    3 days per week

    Thomson Reuters

    Toronto, ON
    1 day ago
  • $101k - $169k per year

     ...oversee complex, high-impact engagements in the AI Model Risk Space, ensuring alignment with...  ...disciplines, with opportunities to learn and contribute to credit risk modeling, customer...  ...Computer Science, Artificial Intelligence, Machine Learning, or related field; Knowledge of... 
    Permanent employment
    Full time
    Flexible hours
    Toronto, ON
    7 days ago
  • $60k - $100k per year

     ...you interested in defining how Generative AI will shape the future of work? We are a...  ...ve assembled a world-class team of AI and ML experts, go-to-market leaders, top-tier investors...  ...to name a few. We are growing our machine learning team in North America. Join us to develop... 
    Hourly pay
    Internship
    Work at office

    Cresta

    Toronto, ON
    more than 2 months ago
  • $162k - $180k per year

     ...Ouster, we build sensors and tools for engineers, roboticists, and researchers, so they can...  ...others). If you’re motivated by solving big problems, we’re hiring key roles across...  ...We are looking for a highly technical Machine Learning Engineer to lead our efforts in Object... 
    Local area

    Ouster

    Toronto, ON
    18 days ago
  •  ...AI/ML Engineer (GenAI, LLM, Java) Location: Toronto, ON Experience Required: 5+ Role Overview We are seeking a highly skilled...  ...Spring-based applications Collaborate with: Developers Data Scientists Product Managers Define AI strategy, roadmap,... 
    Contract work

    Astra North Infoteck Inc.

    Toronto, ON
    11 days ago
  • $103.2k - $192k per year

     ...an enthusiastic and passionate professional for a Senior Cloud, AI & Data Security Engineer role who wants to design and implement security solutions for systems and services across AWS, Azure, and AI/ML platforms . We need someone who can establish the highest standards... 
    Principal
    Full time
    Contract work
    Part time
    Toronto, ON
    2 days ago
  •  ...Principal Software Engineer The global capital markets are among the largest markets in the world valued...  ...your time on server-side architecture, data processing, and API design, while also...  ...will collaborate with a talented team of AI/ML PhDs, legal SMEs, and market... 
    Principal
    Long term contract
    Full time
    Work at office
    Local area
    Flexible hours
    2 days per week
    3 days per week

    Thomson Reuters

    Toronto, ON
    1 day ago
  •  ...Must have · Agentic AI · Machine Learning (model development, training, and deployment)    Good to have · AI Frameworks   · Orchestration...  ...scalable applications, scripting, and automation. · Data Engineering · Strong SQL skills and experience designing... 
    Contract work

    Astra North Infoteck Inc.

    Toronto, ON
    1 day ago
  • ML Engineer (BFSI) Job Title: Machine Learning Engineer Position Overview: The ML Engineer will develop, deploy, and optimize machine learning solutions supporting fraud detection, risk analytics, customer intelligence, and financial forecasting. Key Responsibilities... 

    NavitasPartners

    Toronto, ON
    1 day ago
  • $70 - $80 per hour

     ...Our company is AI and Data is at the forefront of AI innovation, delivering transformative solutions...  ...to envision, design, and implement AI/ML-first strategies, always prioritizing...  ...your typical day look like?: As an AI Engineer, you will focus on building, deploying, and... 
    Contract work
    Work at office

    MarkiTech

    Toronto, ON
    17 hours ago

Do you want to receive more vacancies?

Subscribe and receive similar vacancies to Principal Machine Learning Engineer, General AI, ML & Big Data. Be the first to apply!