Commercial Lines Auto Underwriter Sr (Hybrid - Webster or Boston)

Date: Jun 4, 2026

Location:
Webster or Boston, MA, US

Company: MAPFRE

**Summary**

The Commercial Lines Auto Underwriter Sr. (CAR) manages risk selection for both new and renewal business within an assigned Commercial Lines underwriting territory, supporting Limited Service Carrier / ERP agents. In this role, you will influence overall profitability, rate adequacy, and the acceptability of risks placed within Commercial Auto (CAR), while also handling select voluntary business with assigned agents.

This position requires strong expertise navigating the CAR manual, including bulletins and evolving rule updates. You will build and maintain strong relationships with agents, Business Development Representatives, and underwriting partners. Additionally, you will perform key agency management responsibilities, including analyzing and monitoring agency performance to ident...