Senior Security Data Scientist

Desjardins

. Transform and analyze complex, large-scale data to extract knowledge for security decision-making .

Posted 9/23/2026full-timeMontréal • CanadaSeniorWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in artificial intelligence solutions, data science methodologies, and quantitative analysis to enhance security decision-making. Proficient in Python programming and deep learning frameworks, with a strong focus on developing analytical solutions aligned with strategic business objectives.

Highest-signal resume keywords

Artificial Intelligence Solutions DevelopmentPython ProgrammingData Science MethodologiesDeep Learning TechniquesQuantitative Analysis

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

Machine LearningStatisticsData AnalysisQuantitative ModellingApache SparkDeep Learning FrameworksGenerative AI DevelopmentAnalytical Product DevelopmentData ValorizationSecurity Data Knowledge

Soft Skills

Action OrientedCustomer FocusInterpersonal SavvyNimble LearningInnovation

Tools & Technologies

Scikit-LearnPysparkPandasNumpyScipyKerasTensorFlowPyTorchGitMLflow

Industry Keywords

Security AnalyticsCloud PlatformsMicrosoft AzureSecurity Sub-AreaApplication LogsTransaction Logs

Tech Stack

Tools & technologies

ApacheAzureCloudKerasNumpyPandasPySparkPythonPyTorchScalaScikit-LearnSparkTensorflow

About the role

Key responsibilities & impact

Transform and analyze complex, large-scale data to extract knowledge for security decision-making
Explore and evaluate data availability and quality for detection, response and prevention needs
Design diagnostic, predictive, prescriptive and cognitive data analysis approaches with risk experts
Implement, evaluate, document and monitor artificial intelligence solutions for security operations teams
Contribute to industrialization and development of security analytics methodologies
Participate in research projects with industry and academic partners
Identify, evaluate and prioritize data valorization opportunities
Define solutions and develop an analytical roadmap aligned with Desjardins Group’s business plan and strategic vision
Ensure delivery teams are aligned on the design and development of highly complex analytical solutions
Support, maximize and automate security decision-making using artificial intelligence
Improve analytics practices within the Desjardins Group Security Office

Requirements

What you’ll need

Bachelor's degree in machine learning, computer science, statistics, mathematics or a related field
A minimum of six years of relevant experience in quantitative analysis or modelling
Other combinations of qualifications and relevant experience may be considered
Experience developing and implementing artificial intelligence solutions
Knowledge of French is required
Intermediate knowledge of English
Expertise with data science methodologies and their limitations, including machine learning, statistics and artificial intelligence
Expertise in Python programming, including scikit-learn, pyspark, pandas, numpy, scipy and langchain
Experience with analytical product development practices, including git, mlflow and MLOps concepts
Proficiency in Apache Spark via pyspark or scala; knowledge of Databricks
Proficiency in deep learning techniques and frameworks, including keras, tensorflow and pytorch
Proficiency in generative AI development approaches, including LLMs, RAGs and prompt engineering
Knowledge of security data, including application logs and transaction logs
Knowledge of cloud platforms such as Microsoft Azure
Professional knowledge of a security sub-area
Familiarity with plain language techniques for communicating information through speech and writing
Action oriented, Complexity, Customer Focus, Differences, Innovation, Interpersonal Savvy and Nimble learning

Benefits

Comp & perks

Competitive salary and annual bonus
4 weeks of flexible vacation starting in the first year
Defined benefit pension plan that provides predictable, stable income throughout retirement
Group insurance including telemedicine
Reimbursement of health and wellness expenses and telework equipment