Role: Actuary Location: Toronto, Ontario – Hybrid (4 days/week in office) Mattamy Asset Management Department: Tax, Treasury & Insurance Employment Type: Full time Reports to: Vice President, Tax & Treasurer At Mattamy Asset Management (MAM) everyone has an important role to play in our shared success. Developing thoughtfully planned communities is complex work and our diverse teams come together to deliver on that mission in every aspect. We are thoughtful planners, precise project managers and practiced subject matter experts.

What we offer Reporting to the Vice President, Tax & Treasurer, the Actuary (P&C; & Reinsurance) will build and advance Mattamy’s actuarial capabilities across P&C; underwriting and retrocession risk. The role will produce, analyze, report, and explain quarterly internal model results and translate capital, risk, and economic performance insights into clear recommendations for senior and executive management. It will also contribute to the continuous development of Mattamy's risk framework.

This is a unique opportunity to help establish and grow actuarial capabilities within Mattamy Asset Management. As one of the organization's first actuarial professionals, you will play a key role in shaping internal models, risk frameworks, and decision-making practices while partnering directly with senior leaders. Assess and monitor P&C; underwriting and retrocession risks to support adherence to Mattamy's risk appetite, leveraging professional expertise, analysis, and risk management experience.

Develop

Mattamy’s internal model to evaluate and price P&C; underwriting risks. Analyze portfolio exposures, risk concentrations, and diversification effects across business lines, regions, and perils. Perform scenario analyses and stress testing to assess the impact of adverse loss developments, catastrophe events, and changing market conditions on the P&C; portfolio.

Monitoring and assessment of underwriting and retrocession risk profiles,



providing risk insights to support informed decision-making. Ensure compliance with applicable financial regulations, solvency requirements, and internal governance standards. Prepare and deliver risk reports for internal stakeholders and regulatory bodies.

Contribute to the development and enhancement of risk appetite metrics, risk limits, and portfolio steering frameworks for P&C; underwriting and retrocession risks. Lead the analysis of the technical reserves on a quarterly basis for multiple lines of business. Ongoing enhancement of Mattamy’s internal model, drawing on practical experience, portfolio analysis, and business insights Use your expertise to resolve complex problems and help your colleagues in doing the same by sharing your actuarial knowledge.

Collaborate on transformation and simplification, operational, technology, and data initiatives. Practical experience in using Internal Models (SST, Solvency II) for P&C; underwriting & retrocession risks analysis, with emphasis experience having built the models Experience in communicating actuarial analysis to senior stakeholders. Proficiency in MS Office and coding (Python, R, SQL, etc.).

Experienced project leader in an agile, multinational, cross-functional environment. Excellent communication skills and fluent in English. Bonus points Experience implementing actuarial pricing tools, internal models, or data platforms.

Experience helping establish or grow actuarial capabilities within an evolving organization.

Mattamy Asset

Management (MAM) is the parent company of Mattamy Homes Canada and Mattamy Homes U.Diversity and inclusion are important to the work we do to support our homebuyers, colleagues, and communities.

Mattamy Asset

Management is committed to providing accommodation for people with disabilities. Mattamy companies may use artificial intelligence (AI) tools to support our hiring process, including to help screen or assess candidates along the way. Qualified applicants for this existing vacancy will be contacted directly by the Talent Acquisition team. #

📌 Actuarial Analyst (Toronto)
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📍 Toronto