As an Account Manager Lead, Client Success (CSM), you will build and strengthen strategic relationships with key clients across the payments and banking ecosystem. You will serve as a trusted advisor to senior client stakeholders, driving adoption, retention, and growth of FIS solutions, while acting as a senior client advocate within FIS ensuring exceptional service delivery. This role combines client relationship management, commercial growth, issue resolution, and strategic account leadership to maximize client outcomes and long-term business value. Success is measured through client satisfaction, revenue growth, contract retention, product utilization, and operational excellence.