This is a temporary contractor position.
At Hydro One, we are scaling our Data & AI Marketplace to deliver enterprise-grade AI solutions that drive measurable business impact.
We are looking for a Senior AI / Generative AI Engineer to design, build, and scale production-grade AI systems and intelligent agents, integrating advanced AI capabilities into enterprise workflows within a secure and governed environment.
What You’ll Bring
Required Experience 7+ years of experience in AI/GEN AI/ML engineering, with strong expertise in Azure cloud environments Proven track record delivering end-to-end AI solutions in production Experience with Snowflake or up-to-date enterprise data platforms Bachelor’s or Master’s degree in Computer Science, AI/ML, or related field Core AI & Engineering Capabilities
Generative AI & LLMs Experience fine-tuning and optimizing LLMs for enterprise use cases
Designing and implementing RAG (Retrieval-Augmented Generation) architectures:
Retrieval & embeddings
Vector search
Grounding & context orchestration AI Agents & Orchestration Designing and building AI agents using frameworks such as:
Lang Chain
Semantic Kernel Experience with: Multi-agent systems
Tool/function calling
Workflow automation and orchestration
Strong experience across the Azure AI ecosystem:
Snowflake
Integration with enterprise services:
Experience deploying scalable solutions on:
Distributed, cloud-native architectures Software Engineering Strong programming skills in Python Experience building APIs (Fast API or similar) Experience with microservices architecture and enterprise system integration
Familiarity with containerization (Docker/Kubernetes) MLOps, LLMOps & Governance Experience implementing MLOps / LLMOps practices:
Monitoring, observability, performance tracking
Strong understanding of Responsible AI practices:
Security & data protection




Compliance with enterprise governance standards What You’ll Work On Build enterprise-grade AI agents leveraging internal data and workflows
Develop AI-powered search, discovery, and insight-generation platforms Design scalable Gen AI decision-support systems for business and executive users
Implement secure, governed AI solutions in a regulated enterprise environment
Operationalize AI solutions that deliver real, measurable business value Who You Are A very hands-on expert who can take solutions from concept → production → scale
Comfortable working in fast-evolving and ambiguous AI environments Passionate about building secure, reliable, and responsible AI systems Strong collaborator who thrives in cross-functional teams Motivated to solve complex business problems using advanced AI Preferred Skills Experience with Azure Foundry-based RAG systems Familiarity with NLP / text analytics applications Experience contributing to open-source AI projects or research Experience with Git Hub-based development workflows Exposure to enterprise-scale AI deployments and governance frameworks Contract role with hybrid model (approx. 2 days onsite) it can be asked for more depends on company policy
Opportunity to work on cutting-edge AI initiatives within Hydro One’s Data & AI Marketplace Delivery team Why Join Us? Work on enterprise-scale AI transformation initiatives Shape how AI is adopted across a regulated, high-impact organization Build secure, governed, production AI systems—not just prototypes
Collaborate with a team focused on innovation, quality, and real business value This is a hybrid position requiring the successful candidate to work on-site in Toronto a minimum of two (2) days per week. Occasional travel to the Markham and/or Barrie offices will be required based on project needs. In support of business and project requirements, Hydro One may require travel between offices up to five (5) days per week. Candidates must be able to accommodate this travel as needed.

📌 Senior Ai Engineer (Toronto)
🏢 Hydro One
📍 Toronto