MSIG Specialty Marine – Assistant Underwriter Location: Rotterdam Employment type: Full-time Join our team and build your career in Marine Insurance Are you ready to start your career in Marine Insurance and be part of a dynamic, knowledge-driven team at a global market leader? MSIG Specialty Marine is looking for an enthusiastic Assistant Underwriter to become an essential part of our P&I Underwriting team. In this role, you will provide key support for the underwriting process and contribute to excellent customer service, smooth operations, and impactful results. Your Role and Impact As an Assistant Underwriter, you will work alongside experienced underwriters and perform important administrative tasks, allowing them to focus on strategic underwriting. You will assist in managing new and renewed contracts, approvals, and cancellations to ensure the underwriting process runs seamlessly and efficiently. By applying a “first time right” approach, you will help deliver exceptional service and uphold our high standards. Key Responsibilities Underwriting Support: Process new policies, renewals, approvals, and cancellations accurately and efficiently. Assist in preparing quotes, screening clients, and using technical pricing models. Maintain essential documentation and liaise with brokers to ensure smooth communication. Support technical pricing administration and compliance-related queries. Keep underwriting systems up-to-date and documentation well-organized. Client Relationships & Excellent Service: Build and maintain strong relationships with brokers and clients. Handle client queries professionally, delivering high-quality and personalized service. Data Analysis & Reporting: Perform data analysis to identify trends and insights in underwriting submissions and claims. Contribute to insightful underwriting reports and analyses. Monitor premium payments and underwriting performance to support optimized results. Team Collaboration & Organizational Support: Participate in knowledge sharing and company-wide projects. Facilitate smooth communication across departments and assist in resolving issues effectively. Provide support for daily operational needs to strengthen the Underwriting team. What We Offer A stimulating full-time position in an international environment. The opportunity to build a rewarding career within a knowledge-driven organization. Competitive salary with a comprehensive benefits package. Flexibility to support work-life balance. A vibrant, supportive team that values continuous professional growth. Why MSIG Specialty Marine? At MSIG Specialty Marine, we are a market leader in specialized marine insurance. With over 200 dedicated professionals, we offer high-quality insurance products and services, including underwriting, claims, and risk advice. You will join a team equally committed to innovation and outstanding customer service. If you have a passion for marine insurance and are ready for an exciting career with growth opportunities, apply today with your CV and take the next step in your professional journey at MSIG Specialty Marine. In an uncertain world, we believe trust is built through consistency, care, and genuine collaboration. At MSIG Europe, we take the time to understand our clients’ needs and shape pragmatic solutions that truly protect their business. Guided by a people-first vision rooted in our Japanese heritage, we’re here to build lasting relationships — grounded in trust, every day. MSIG Europe is part of the top 10 global insurance provider MS&AD and has a long-standing legacy of providing insurance solutions to companies of all sizes around the world. We understand and calculate risks to protect businesses and help mitigate the inevitable and varied challenges. Headquartered in Brussels, Belgium, MSIG Europe operates from Belgium, France, Germany, Italy, the Netherlands, Slovakia, Spain and the UK. Our Japanese heritage defines our guiding principles of respect, trust and care, and ensures the backbone of a strong global network.

Assistant underwriter.

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