62 ai scientist jobs at 35 companies in Lockport, NY
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Senior AI Scientist
Toronto, Ontario, Canada
HybridFull Time
5+ YOERequires 5+ years in data science, applied ML research, or AI evaluation; Python, LLMs, agentic AI, adversarial AI, statistics, experimental design, and a quantitative bachelor's degree.
Python, PyTorch, Hugging Face, Scikit-learn
1mo
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Senior AI Scientist
Toronto, Ontario, Canada
HybridFull Time
5+ YOE5+ years in data science or applied ML; hands-on LLM and agent experience; adversarial AI and safety evaluation skills; strong Python and statistical/experimental design background; bachelor's required, master's preferred.
Python, PyTorch, Hugging Face, Scikit-learn
3d
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Senior AI Scientist, Advanced Analytics & AI
Toronto, Ontario, Canada
HybridFull Time
4+ YOERequires 4–5 years in machine learning, NLP, NLU, or AI; Python, SQL/Spark, Git, and AI frameworks; strong ML and statistics knowledge; and a relevant degree.
TensorFlow, PyTorch, Scikit-learn, Python, SQL, Spark, Git, LangChain, LangGraph, Semantic Kernel, Azure, Databricks, Docker, Kubernetes, Microsoft?, GANs, VAEs
2mo
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Applied AI Scientist
Tel Aviv or Foster City or Plano or Toronto or Vancouver or London or Amsterdam or Tbilisi or Medellin
HybridFull Time
3+ YOEBachelor's in CS/Engineering (AI focus), 3+ years AI/ML engineering experience, production deployment of agentic AI systems, proficiency with Python and SQL, LLMs, RAG and vector DBs, cloud deployment (AWS preferred).
Python, SQL, AWS, LLMs, RAG, vector databases
3mo
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AI Applied Scientist
Waterloo or Toronto
$139k-$157k/yr OnsiteFull Time
2+ YOEAdvanced degree in a quantitative field; 2+ years ML/AI with clinical data; experience with LLMs; strong Python
Python, TensorFlow, PyTorch, Large Language Models, NLP
3mo
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Applied AI Scientist (Hybrid)
Toronto, Ontario, Canada
$108k-$130k/yr HybridFull Time
ML foundations, applied modeling, LLMs or frontier AI models; productionize ML systems; Python and SQL; evaluate models by technical and business metrics; collaborate cross-functionally; strong communication.
Python, SQL, LLMs, AI tooling
3w
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Applied AI Scientist – Generative AI & Agentic Systems
Toronto, Ontario, Canada
$67k-$124k/yr OnsiteFull Time
Master's degree in a STEM discipline, strong Python programming, AI application development experience, machine learning fundamentals, quantitative analysis, and experience with Generative AI, LLMs, RAG, or AI agents.
Python, NumPy, Pandas, Requests, FastAPI, Pydantic, Git, Large Language Models (LLMs), Retrieval-Augmented Generation (RAG)
1mo
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Optimisation AI Scientist
London or Paris or New York City or Toronto or San Francisco or Austin
HybridFull Time
Experience formulating real-world optimization problems, Python proficiency, solver library experience, supply chain data expertise, OR techniques knowledge, and a relevant degree; MS or PhD advantageous.
Python, Gurobi, OR-Tools, CPLEX, HiGHS
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AI Scientist & Engineer, Assurance Innovation Lab
Toronto or Kitchener or Vancouver or Oakville or Ottawa or Markham or London
$110k-$160k/yr HybridFull Time
3+ YOE3+ years building and deploying ML and generative AI solutions; expert Python; experience with LLM fine-tuning, RAG, data pipelines, and enterprise AI governance.
Python, R, Scala, Java, TypeScript, OpenAI API, Anthropic, Hugging Face, LangChain, LlamaIndex, LangGraph, PyTorch, TensorFlow, Scikit-Learn, Pandas, NumPy, Matplotlib, Llama, Mistral, Pinecone, Milvus, Weaviate, SQL, NoSQL, Docker, Kubernetes, Nvidia Triton Inference Server, MLflow, Weights & Biases, Microsoft Azure, Azure AI, AI Foundry, AWS, Bedrock, GCP, Retrieval-Augmented Generation (RAG)
2mo
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Sr. Physical AI Research Scientist
Toronto, Ontario, Canada
$140k-$180k/yr HybridFull Time
3+ YOEPhD in ML/AI/Robotics with 3+ years post-grad R&D or M.Sc. with 6+ years; strong publications; expertise in NLP, CV, RL, GenAI foundation models; proficiency in PyTorch and/or JAX; familiarity with ROS and simulation platforms.
PyTorch, JAX, ROS1, ROS2, Isaac Sim, Genesis, MuJoCo
3mo
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Staff AI Data Scientist
Toronto or United States
RemoteFull Time
3+ YOE3+ years of hands-on ML model development in production; Master’s or PhD in a quantitative field; strong Python and ML framework skills; cloud experience; LLM fine-tuning; ability to collaborate across teams.
PyTorch, TensorFlow, Scikit-learn, Hugging Face Transformers, AWS, GCP, Azure, LoRA, RLHF, Claude Code, OpenCode, GitHub Copilot
2mo
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Senior Applied AI/ML Scientist - Compass
Waterloo or New York City or San Francisco or Toronto or London
$196k-$270k/yr HybridFull Time
5+ YOE5+ years building production ML/AI systems, hands-on applied science (data, evaluation, modeling), shipped agentic/LLM features, cross-stack engineering experience, and strong experimental and product judgment.
FLARE, Python, OpenAI Agents SDK, Snowflake
2w
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Senior Data Scientist
Toronto, Ontario, Canada
OnsiteFull Time
8+ YOEThe posting identifies an AI-focused data scientist role and lists machine learning as a skill; no detailed qualifications or responsibilities are provided.
Machine Learning
3mo
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Applied Scientist AI/ML
Toronto, Ontario, Canada
OnsiteFull Time
Strong Python coding, end-to-end ML, DL architectures, advanced degree, stats, collaboration.
Python, PyTorch, TensorFlow, PySpark, LLMs, VLMs
2mo
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Applied Scientist, Ring AI
Toronto, Ontario, Canada
$149k-$249k/yr OnsiteFull Time
4+ YOEPhD or Master's +4 years in CS/CE/ML or related; experience building ML/deep learning models for computer vision, programming in Java/C++/Python, strong communication and critical thinking.
Java, C++, Python, Vision Language Models, LLMs
3mo
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Applied Scientist AI/ML
Toronto, Ontario, Canada
OnsiteFull Time
Strong Python and production coding, end-to-end ML model development, deep learning (ConvNets/Transformers), MS or PhD in a quantitative field, solid statistics and experimental design, strong communication.
Python, Pyspark, ConvNets, Transformers, Large language models (LLMs), Vision-language models (VLMs)
6d
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Scientist III Bioinformatics, AI & Big Data Integration
Grand Island, New York, United States
$87k-$116k/yr OnsiteFull Time
3+ YOEMaster’s degree in a relevant biological science, 3+ years’ experience, and expertise in systems biology, multi-omics, metabolic modeling, mammalian cell culture, and scientific programming.
Python, R, MATLAB, genome-scale metabolic models (GEMs), metabolic flux analysis (MFA), AI/ML, knowledge graphs, large language models (LLMs), retrieval-augmented generation (RAG)
1w
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Consultant, Data Scientist (Cortex AI)
Toronto, Ontario, Canada
$96k-$125k/yr HybridFull Time
3+ YOERequires 3–5 years of data science experience, Python and SQL proficiency, machine learning framework experience, cloud data pipeline deployment, and knowledge of LLMs, embeddings, vector databases, and RAG.
Python, SQL, scikit-learn, TensorFlow, PyTorch, OpenAI, Anthropic, Snowflake, Snowflake Cortex AI, Cortex LLM functions, Cortex Search, Cortex Analyst
3w
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Data Scientist
Toronto or Canada
RemoteFull Time
5+ YOE5+ years in applied data science, machine learning, AI engineering, or research; strong Python, ML/GenAI application development, LLM ecosystems, evaluation, Git, and communication skills.
Python, Databricks, LLM APIs, scikit-learn, OpenAI, Anthropic, Claude, Hugging Face, LangGraph, LangChain, Semantic Kernel, Git, MLflow, AWS SageMaker, Azure ML, Copilot, Claude Code, Codex, PySpark, MCP
3w
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Senior Applied Machine Learning Scientist, Predictive AI(B3617)
Toronto or Montréal
$157k-$190k/yr HybridFull Time
5+ YOEUndergraduate degree required (advanced degree preferred),5+ years relevant AI/ML experience,proven team leadership,expertise in AI/ML frameworks,large-scale data systems experience and strong stakeholder communication.
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