Senior Manager, Model Validation (Questbank

Questrade Financial Group (QFG), through its companies - Questrade, Questbank, Questrade Wealth Management, Community Trust Company, Zolo, and Flexiti, provides securities and foreign currency investment, professionally managed investment portfolios, mortgages, real estate services, financial services and more. We use cutting-edge technology to help Canadians become much more financially successful and secure.

At QFG, we combine human-centric collaboration with AI-driven innovation to redefine financial services. The ideal candidate will be a catalyst for change, using AI to transform and deliver unparalleled customer experiences and shaping a future where AI empowers our teams to do their best work.

Join our diverse, inclusive, and hybrid workplace to unleash your creativity and nurture your curiosity without limits. If you share this sense of infinite possibility, come shape your future at QFG.

• Health & wellbeing resources and programs
• Paid vacation, personal, and sick days for work-life balance
• Competitive compensation and benefits packages
• Work-life balance in a hybrid environment with at least 3 days in office
• Career growth and development opportunities
• Opportunities to contribute to community causes
• Work with diverse team members in an inclusive and collaborative environment

This job posting is for an existing vacancy.

We are seeking a highly motivated and experienced Senior Manager to lead the validation of AI/ML and credit risk models within our Risk Management department. This critical role will be responsible for independently validating a wide range of models, including those used for credit card and mortgage origination, account management, and Expected Credit Loss (ECL) calculations. The successful candidate will possess strong technical skills in model development, validation, and risk management, with a deep understanding of statistical modeling, machine learning algorithms, and regulatory requirements.

They will also have excellent communication skills and the ability to effectively collaborate with model developers, business stakeholders, and senior management.

In this role, responsibilities include but are not limited to:

• Lead and execute independent validation of complex AI/ML and credit risk models, ensuring they are conceptually sound, fair, unbiased, statistically robust, and compliant with regulatory requirements (e.g., OSFI E-23).
• Define the scope of model validation projects, develop validation plans, and manage projects to completion within established timelines and budgets.
• Apply advanced statistical and machine learning techniques to assess model performance, identify potential weaknesses, and propose remediation strategies.
• Enforce scientific rigor and ethical practices across all AI/ML initiatives.
• Evaluate model risk, including conceptual soundness, data quality, implementation, and performance monitoring.
• Prepare comprehensive validation reports documenting the validation process, findings, and recommendations. Present validation results to model owners, business stakeholders, and senior management.
• Effectively communicate validation findings and recommendations to model developers, business units, and senior management. Collaborate with stakeholders to address model weaknesses and improve model performance.
• Stay abreast of current and emerging regulatory requirements and industry best practices related to model risk management, particularly in the areas of AI/ML and credit risk.
• Provide guidance and mentorship to junior model validators, fostering a culture of continuous learning and development.
• Identify opportunities to improve the model validation process and enhance the effectiveness of model risk management.
• Evaluate the quality and suitability of data used in model development and validation, ensuring adherence to data governance policies.

• Masters or PhD degree in a quantitative field such as Statistics, Mathematics,Econometrics, Financial Engineering, or Computer Science.
• Minimum 7+ years…