The Underwriter is responsible for production, underwriting, and maintenance of new and renewal umbrella and excess casualty accounts within a defined territory, contributing to the achievement of the Excess Casualty business plan. Responsibilities include risk assessment, determining terms and conditions, documenting underwriting files, handling complex files within authority, soliciting submissions from brokers, attending broker/client meetings, and adhering to company standards on pricing and servicing. The role requires strong financial, actuarial, marketing, and communication skills, with a Bachelor's degree and 2+ years commercial casualty experience preferred.