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 modern 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:
LangChain
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 (FastAPI 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 GenAI 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 GitHub-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
Chance 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.

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📌 Senior AI Engineer (Ontario)
🏢 Hydro One
📍 Ontario