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Senior AI​/ML Engineer

Job in Toronto, Ontario, M5A, Canada
Listing for: Vanguard
Full Time position
Listed on 2026-02-17
Job specializations:
  • IT/Tech
    AI Engineer, Machine Learning/ ML Engineer, Data Engineer, Data Scientist
Job Description & How to Apply Below
Vanguard’s Corporate Services - CAI department is seeking a Senior AI/ML Engineer to design and deliver scalable machine learning infrastructure and pipelines that enable experimentation, deployment, and monitoring of AI/ML models across the enterprise. This role is ideal for someone with deep technical expertise in building production-grade ML systems and a passion for driving innovation through data and automation.

Vanguard’s Corporate Services - CAI department is seeking a Senior AI/ML Engineer to design and deliver scalable machine learning infrastructure and pipelines that enable experimentation, deployment, and monitoring of AI/ML models across the enterprise.

This role is ideal for someone with deep technical expertise in building production-grade ML systems and a passion for driving innovation through data and automation.

Responsibilities

  • Architect and implement scalable, efficient, and reliable data and ML pipelines using best practices in machine learning engineering.

  • Build and maintain MLOps frameworks to support model deployment, monitoring, and lifecycle management in production environments.

  • Ensure data integrity
    , proactively identifying and resolving quality issues across data and model pipelines.

  • Collaborate with data scientists, solution architects, product managers, and Agile leads to align on technical direction and keep stakeholders informed.

  • Conduct exploratory data analysis and integrate business context to inform modeling strategies.

  • Track data lineage and perform root cause analysis during early-stage exploration or issue resolution.

  • Translate business requirements into scalable AI/ML solutions in partnership with internal stakeholders.

  • Implement and maintain model monitoring
    , including data and model drift detection
    , alerting, and resolution workflows.

  • Design and execute A/B testing
    , backtesting
    , and other validation strategies to assess model performance and business impact.

  • Anticipate ambiguity in data, requirements, or business context and devise creative, scalable solutions to address them.

  • Serve as a technical expert in machine learning engineering on cross-functional teams.

  • Stay current with advancements in AI/ML and assess their relevance to business challenges.

  • Qualifications

  • Bachelor’s degree in Computer Science, Engineering, or related field (Master’s preferred).

  • 8+ years of experience across machine learning engineering
    , data engineering
    , and MLOps implementation
    , including:

    Designing and deploying production-grade ML systems.

    Building scalable data pipelines and ML workflows.

    Managing model lifecycle in cloud environments.

  • Proficient in Python and familiar with ML frameworks such as Tensor Flow
    , Py Torch , and Scikit-learn
    .

  • Strong understanding of cloud platforms
    , especially AWS Sage Maker
    .

  • Experience with
    CI/CD
    , containerization (e.g., Docker), and orchestration tools (e.g., Kubernetes).

  • Solid grasp of software engineering principles including testing, version control (e.g., Git), and security.

  • Familiarity with the Machine Learning Development Lifecycle (MDLC) and best practices for reproducibility and scalability.

  • Strong communication and collaboration skills, with experience working across technical and business teams.

  • Ability to anticipate ambiguity and devise scalable solutions to address it.

  • Nice to Have

  • Experience with
    Databricks for scalable data and ML workflows.

  • Familiarity with Feature Store concepts and implementation.

  • Exposure to real-time prediction systems and streaming data architectures.

  • Knowledge of data governance
    , model explainability
    , and responsible AI practices.

  • How We Work

    Vanguard has implemented a hybrid working model for the majority of our crew members, designed to capture the benefits of enhanced flexibility while enabling in-person learning, collaboration, and connection. We believe our mission-driven and highly collaborative culture is a critical enabler to support long-term client outcomes and enrich the employee experience.

    Position Requirements
    10+ Years work experience
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