Underwriting Assistant

Underwriting Assistant

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MSIG USA is the U.S.

-based subsidiary of the MS&AD Insurance Group Holdings, Inc., one of the world’s top P&C carriers and a global Class 15 insurer, with A+ ratings and a reach that spans 40+ countries and regions. Leveraging our 350‑year heritage, MSIG USA brings financial strength, expertise, and a global footprint to offer commercial insurance solutions that address your business’s unique risks.

Responsible for supporting the underwriting process for property coverages. Under minimal supervision, provide technical underwriting and administrative support for assigned new and renewal accounts, including collecting data, account setup, rating, producing quotes and binders, issuing policies and endorsements, and proactively ensuring the underwriting process is handled efficiently and accurately. Provide underwriters with required reports and analysis.

• Collect and reconcile new and renewal submission information to prepare policy/account files for underwriter review with minimal direction in accordance with company underwriting guidelines and standards.
• Review and analyze account information for necessary underwriting data (exposures, loss information, driver information, financials, loss control reports, etc.) and communicate with brokers for missing information.
• Accurately input financial and statistical information into the appropriate system(s) to provide timely and accurate quotes (pricing), policy issuance, reinsurance, and endorsement processing.
• Maintain various databases to ensure systems accurately reflect updated account information in accordance with company underwriting guidelines.
• Interpret data and set up accounts in appropriate system(s) ensuring accuracy.
• With minimal guidance from underwriter, produce quotes and binders for new and renewal accounts/policies.
• Complete all aspects of reinsurance tasks per underwriting guidelines with minimal supervision.
• Review and analyze accounts for reinsurance placement, organize information, and input data into required system.
• Perform quality control checks to ensure data accuracy and maximize information integrity.
• Proactively problem‑solve to meet broker and client expectations and identify process/system improvements.
• Provide excellent customer service in a timely and professional manner to internal and external customers.
• Respond to brokers’ service requests for loss runs, endorsements, etc.; troubleshoot transaction processing issues.
• Participate in broker/agency visits, loss inspections, etc., as recommended by underwriter.
• Order and retrieve risk engineering reports; review and summarize key elements.
• Accurately enter data into Cat Modeling Template and analyze output for catastrophe management and underwriting decisions.
• Process and issue mid‑term premium and non‑premium bearing endorsement transactions within threshold.
• Document all systems/account files within established due dates, managing multiple tasks effectively.

This position has no supervisory responsibilities.

To perform this job successfully, an individual must be able to perform each essential duty satisfactorily.

• College degree with emphasis on insurance, business, or accounting preferred.
• 3+ years insurance or reinsurance company experience with emphasis on analytic functions in underwriting support, underwriting, and/or accounting.
• Working knowledge of rating and pricing models, insurance, and reinsurance for all lines of business.
• Understanding of principles and processes for providing excellent customer service, meeting established time and quality standards.

At MSIG USA, strength comes from experience — and vision. Backed by a 350‑year global legacy, we are forging a path forward in specialty insurance with the same stability and discipline that define our foundation. We are focused on innovation that matters: data‑driven, client‑focused, and built for long‑term impact. You’ll join a company that values performance, integrity, and purposeful growth. Your role here is more…