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Added 2 mins ago
V
Java Developer
Virtusa
Mississauga, ON
- Full-time
Lead technical design discussions and contribute to architectural decisions
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EL
ELYSIS – Conseiller Senior procédé / Senior process advisor
ELYSIS LP
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produce marketing assets (media packs, promo visuals) with the Lead Game Artist.
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Train Conductor - GTA & ON East
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Completion of College or Vocational or Technical School or Freight Conductor experience*
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BC
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Senior Contracts Specialist, Pacific Link (Contract)
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Coordinate technical reviews of suppliers/service providers and activities of external consultants which may include Third Party legal, engineering, market intelligence, supplier management…
Added 18 mins ago
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Shred-tech
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- Full-time
…Production, Quality, Supply Chain and Operations, you will lead process improvement initiatives, support engineering change implementation and contribute to the successful execution of…
Added 18 mins ago
P
Product Manager, Lifecycle Management
Pebl
Remote, Canada
- $112,738 to $169,000 CAD / year
- Full-time
- Remote
…into action, you’ll help us scale faster, compete harder, and lead the future of global…
Added 18 mins ago
AD
Diagnostic Sales Manager (Ottawa, ON)
Antech Diagnostics
Ottawa, ON
- Full-time
…(“SDx”) offerings. The DSM will serve as an advisor, leader, and technical expert to support peer mentorships and will support colleagues/functions to develop sales tactics to expedite the…
Added 24 mins ago
CD
Asbestos removal supervisor
Canmore Demolition Company LTD
Dead Man's Flats, AB
- From $36.35 CAD / hour
- Full-time
Resolve work problems, provide technical advice and recommend measures to improve productivity and product quality
Added 32 mins ago
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Lead Software Engineer
Virtusa
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- Full-time
 Provides technical leadership for data projects, ensuring best practices and high-quality
Added 32 mins ago
CG
Manager, RF & Antenna Research and Technology
Calian Group
Ottawa, ON
- Full-time
Success in this role requires a combination of deep technical expertise, strategic thinking, and the ability to lead highly specialized researchers. The ideal candidate is recognized as a…
Added 32 mins ago
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Architect
Virtusa
Toronto, ON
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This resource will lead the technical investigation and implement end-to-end application traceability.
Added 32 mins ago
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Manager, RF & Antenna Systems
Calian Group
Ottawa, ON
- Full-time
Lead development of advanced system-level products.
Added 32 mins ago
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Proposals Specialist (2 positions)
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We’re looking for two specialists who share these values and have a passion for turning technical content into compelling, eye-catching, and client-focused proposals to join our team. In…
Added 32 mins ago
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Lead Software Engineer
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Added 32 mins ago
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Lead Software Engineer
Virtusa
Toronto, ON
- Full-time
This resource will lead the technical investigation and implement end-to-end application traceability.
Added 32 mins ago
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Lead Software Engineer
Virtusa
Toronto, ON
- Full-time
Job Summary: We are seeking a hands-on Senior Development Lead to architect, build, and scale resilient cloud solutions with minimal supervision. This role requires a proven self-starter…
Added 32 mins ago
V
Lead Software Engineer
Virtusa
Toronto, ON
- Full-time
Provide technical guidance and mentorship to junior developers.
Added 32 mins ago
V
Senior Lead Software Engineer
Virtusa
Toronto, ON
- Full-time
Collaborate with cross-functional teams to gather requirements and translate them into technical specifications.
Added 32 mins ago
V
Lead Software Engineer
Virtusa
Toronto, ON
- Full-time
Job Summary: We are seeking an experienced Siebel Architect with a strong software development background to lead technical strategy and design. The ideal candidate will architect, design,…
Added 32 mins ago
OI
Senior Software Engineer
Oryn, Inc.
Mississauga, ON
- Full-time
Demonstrated ability to lead technical initiatives, mentor peers, and collaborate in a multidisciplinary team.
Added 32 mins ago
CG
Manager, Mechanical Design and Core Engineering
Calian Group
Ottawa, ON
- Full-time
…roadmap for shared engineering capabilities, laboratories, technical infrastructure, and specialized engineering services that support the organization's research, product development,…

TekStaff IT Solutions

Data Scientist

ON, Canada
Ontario, Canada, Canada

Contract

Apply About employer

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Job details

Job type: Contract
Apply by: Nov 8, 2026
Experience: · 2 years’ experience in developing and implementing data science techniques
Posting language: English
Posted: Oct 9, 2026

Original job description

TekStaff's Client has a current vacancy for " Data Scientist”

This is a 12 month contract located in Toronto, ONT Hybrid (3 days on-site with Thursday being the team collaboration day)

If you are interested in this posting please call me or send me your updated resume formatted in word.

If you require any type of accommodations (for example, accessible interview site, alternate formats of materials, Assistive Technology, ASL Interpreter, etc.) during the recruitment and selection process, please let one of our Recruiters know.

Please note - This is a 7.5 hour work day.

*All successful candidates will be subject to a mandatory background check as per the client.

*Please note that all contractors are subject to a possible Holiday Leave program schedule, set by the client.

Role Summary

Reporting to the Director, Data Science, as a Senior Data Scientist a successful candidate will focus on supporting Canadian business units in accelerating the growth and application of advanced analytics in driving value. The senior data scientist will leverage practical experience in applying varied data science techniques & offering advice/inputs to help with the design, development and implementation of analytics use cases.

Key attributes:

Fierce curiosity. A successful candidate is drawn to discovering and leveraging new data and taking on challenging business puzzles. An inquisitive mind. Driven to ask questions to help lead projects to commercial value and not being afraid that the innovation attempts can and will lead to failing. A passion for solving problems. The most successful data scientists’ solution for what the right data to use, they solve using the most suitable (not most advanced) algorithms for the problem at hand and figure out how to execute and deliver with highest efficiency. Technical skills in both data and computer science. The 3 core technical skills would be: in-depth coding knowledge of an analytical tool(s) (i.e., Python); data science techniques and concepts; working with structured data and unstructured data. Thirst for learning. A successful candidate is a data scientist who is constantly updating their knowledge of data science state-of-the-art.

Key Responsibilities:

Data Science and Machine Learning

· Translate business goals into analytical problems; Identify optimal algorithms, statistical techniques and/or GenAI architecture suitable for the business problem at hand

· Work in cross-functional teams to develop ML/data science products, including GenAI applications

· Apply best-in-breed data science techniques including descriptive, predictive, and machine learning methods from design to implementation

· Focus on feature engineering, model training, model evaluation, and prompt engineering for LLMs

GenAI & Agentic AI Development

· Design, develop, and deploy GenAI solutions including AI agents, chatbots, and autonomous systems that solve complex business problems

· Research and pilot the latest GenAI technologies, RAG (Retrieval-Augmented Generation) techniques, and agentic frameworks (LangChain, LangGraph, CrewAI etc.)

· Implement AI bots/agents with advanced reasoning capabilities and tool use patterns

· Work with vector databases and embedding models to build intelligent information retrieval systems

Technical Leadership & Collaboration

· Break down broader data science development milestones into actionable goals, activities, and work plans

· Create and maintain technical design artifacts describing application functionality, data models, interfaces, and integrations

· Engage and negotiate with stakeholders, make business recommendations with effective presentations of findings at multiple levels of stakeholders

· Champion continuous improvement and foster innovation within the analytics communi

Required Qualifications:

· Bachelor’s degree in computer science, Statistics, Mathematics, or related field, or equivalent experience

· 2 years’ experience in developing and implementing data science techniques

· Proficient in Python for data science and GenAI application development

· Experience with writing complex SQL and PySpark queries to extract and integrate data from multiple database sources

· Proficiency in machine learning including supervised and unsupervised models

· Demonstrated experience in data transformation, data manipulation, and working with structured vs. unstructured data

· Strong understanding of APIs, microservices architecture, and cloud-native development

· Hands-on expertise with GenAI frameworks and LLM APIs with experience developing AI bots/agents with reasoning and tool-use capabilities

· Strong understanding of RAG techniques, prompt engineering, and fine-tuning methodologies and familiarity with vector databases and embedding models

· Experience with chatbot development concepts and conversational AI design

· Exceptional communication skills to articulate complex technical concepts to both technical and non-technical stakeholders

· Effective and concise oral and written storytelling and insights communication skills

· Ability to work on multiple projects in parallel while managing constantly changing deadlines and priorities

· Proven ability to mentor and guide junior data scientists and data engineers

· Strong problem-solving abilities and analytical skills with keen attention to detail

Nice to Have:

· Experience with AWS services including SageMaker, Lambda, Bedrock, and other AI/ML services

· Experience with data warehousing, pipelines, and big data technologies such as AWS Glue for ETL, Glue Catalog, Glue Data Quality, and AWS Step Functions.

TekStaff may use artificial intelligence (AI) tools as part of the applicant screening process. However, applications will also be reviewed by a member of our Recruitment team to ensure a fair and thorough assessment.

Apply About employer

More about this job

Responsibilities

Translate business goals into analytical problems and develop, evaluate, and deploy data science and machine learning solutions, including generative AI applications. Design AI agents and retrieval systems, create technical design artifacts, collaborate with stakeholders, and provide technical leadership and mentorship.

Requirements

Requires a bachelor's degree in computer science, statistics, mathematics, or a related field, or equivalent experience, and at least two years of experience developing and implementing data science techniques. Candidates need strong Python, SQL, PySpark, machine learning, generative AI, RAG, API, and cloud-native development skills, along with communication, problem-solving, and mentoring abilities.

Skills

Python
SQL
PySpark
Machine Learning
Generative AI
Large Language Models
Retrieval-Augmented Generation
Prompt Engineering
Agentic AI
Feature Engineering
Model Evaluation
Vector Databases
Embedding Models
API Development
Cloud-Native Development
Stakeholder Communication

Visa sponsorship

Not detected in the job text

Keywords

Data Science
Python
SQL
PySpark
Machine Learning
Supervised Learning
Unsupervised Learning
Generative AI
Large Language Models
AI Agents
Chatbots
Agentic Frameworks
LangChain
LangGraph
CrewAI
Retrieval-Augmented Generation
Prompt Engineering
Fine-Tuning
Feature Engineering
Model Training
Model Evaluation
Vector Databases
Embedding Models
APIs
Microservices
Cloud-Native Development
AWS SageMaker
AWS Lambda
Amazon Bedrock
AWS Glue

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