Senior Underwriter, Middle Market Excess

Company: Arch Capital Group
Location: Alpharetta
Posted on: April 2, 2026

Job Description:

With a company culture rooted in collaboration, expertise and innovation, we aim to promote progress and inspire our clients, employees, investors and communities to achieve their greatest potential. Our work is the catalyst that helps others achieve their goals. In short, We Enable Possibility?. Position Summary This role is accountable for driving growth and profitability within an assigned broker territory through strategic account ownership and underwriting excellence. Responsibilities include managing a portfolio of new and renewal business across multiple lines, negotiating pricing, terms, and conditions, and ensuring adherence to governance frameworks and global pricing tools. The position serves as a technical lead for Unsupported Umbrella and Excess Liability, while also acting as a training and development resource for underwriters. Success requires building strong broker and client relationships, maintaining accurate documentation, and proactively collaborating with cross-functional teams to deliver efficient, compliant, and profitable outcomes. Responsibilities and Accountabilities Responsible for growth and profitability of the Brokers within the Territory Ownership of accounts including negotiation of participation, pricing and terms and conditions Training and development resource for Underwriters & Senior Underwriters Develop and maintain strong relationships with brokers and clients Specialized technical expertise / lead for Unsupported Umbrella & Excess Liability Manage assigned broker portfolio of accounts to achieve efficient returns of profitability and growth Underwrite new and renewal accounts to meet top and bottom-line targets Negotiate price and terms and conditions with producers Underwrite in line with LoB governance framework - e.g. Underwriting Authorities, Global MSU, Underwriting Guidelines, Rules and Principles Ensure utilization of global pricing tools Ensure accurate policy documentation issued to producers or producers have issued documentation (where producer responsibility) File maintenance – ensure file is established (whether electronic or paper) and maintained for each risk and transaction handled Proactively develop relationships with brokers and agents assigned within the territory to either pursue new business acquisition and / or strong renewal retention Manage complex referrals from underwriters and re-underwrite complex business as appropriate Proactively drive involvement of functional areas in Underwriting process, including e.g. MMC, ARC, Claims, Operations Participate in cross regional activities as required / requested including and not limited to cross collaboration with Middle Market Package, Excess Construction, Excess National Accounts Required Skills and Abilities Risk Assessment and Management: Ability to assess risk inherent exposures and natural hazards relevant to Umbrella & Excess Liability. Pricing and Market Management: Analyze current performance against benchmarks applying how the market operates and functions, the business needs and customer needs Contract Drafting and Interpretation: Design, develop and implement consistent, robust wordings Policy Management: Robust understanding of policy administration life cycle, information collection, policy issuance, premium bookings, credit control, cancellation. Communication skills: Clearly and effectively express ideas and messages via speech or writing with both internal and external stakeholders. Ability to "sell" an improvised or prepared audience winning story. Possesses strong negotiation skills. Influencing skills: Ability to persuade and motivate others to act, without executive authority Analytical Skills: Ability to effectively absorb information from various sources, then analyze, study or examine data in detail, and draw appropriate conclusions. Project Managing multiple accounts, opportunities and processes to meet deadlines, ensure responsiveness, and maintain positioning in market. Education and Experience 3 years of experience in Underwriting profitable business in Umbrella & Excess. Specialized expert understanding of Liability products and portfolio Recognized relationships with brokers at peer group level and well established within marketplace Specialized understanding of regional / local LoB insurance markets and competitor landscape, including global elements Good understanding of legal and regulatory framework Experience working in complex, global matrix organization Preferably degree in Economics, Finance, Insurance Mgmt, or Business Administration Completion of professional insurance qualification preferred. LI-Hybrid LI- AM3 Arch is committed to helping employees succeed through our comprehensive benefits package that includes multiple medical plans plus dental, vision and prescription drug coverage; a competitive 401k with generous matching; PTO beginning at 20 days per year; up to 12 paid company holidays per year plus 2 paid days of Volunteer Time Offer; basic Life and AD&D Insurance as well as Short and Long-Term Disability; Paid Parental Leave of up to 10 weeks; Student Loan Assistance and Tuition Reimbursement, Backup Child and Elder Care; and more. Click here to learn more on available benefits. Do you like solving complex business problems, working with talented colleagues and have an innovative mindset? Arch may be a great fit for you. If this job isn’t the right fit but you’re interested in working for Arch, create a job alert! Simply create an account and opt in to receive emails when we have job openings that meet your criteria. Join our talent community to share your preferences directly with Arch’s Talent Acquisition team. 14400 Arch Insurance Group Inc.

Keywords: Arch Capital Group, Smyrna , Senior Underwriter, Middle Market Excess, Accounting, Auditing , Alpharetta, Georgia