Casualty Underwriting Specialist - GCS

Aviva • Toronto, Ontario • Posted June 02, 2026

About the Role

Experience Aviva

Individually we are people, but together we are Aviva. Individually these are just words, but together they are our Values – Care, Commitment, Community, and Confidence.

At Aviva Canada, we put people first, our employees, our customers, and our communities. We’re proud of a culture built on care, inclusion, and collaboration, where your voice matters and your growth is supported. We’re not just about insurance; we’re about making a real difference by protecting what matters most. 

The Opportunity

We’re looking for a high‑impact Casualty Underwriter Specialist to join our Global Corporate & Specialty Risk division—an exciting portfolio that spans large corporate accounts (with or without international exposure) and complex mid‑market primary or monoline excess/umbrella casualty risks.

In this role, you’ll take the lead on underwriting new and renewal business, partnering closely with brokers an...