This position is listed on behalf of a partner company, who manages all applications and next steps. Our partner is looking for a Senior National Account Manager based in the United States. This role offers the opportunity to manage strategic client relationships and drive growth within the evolving payments and financial services landscape. You will serve as a trusted advisor to major accounts, collaborating with internal teams and external partners to deliver innovative solutions and exceptional service. The position combines relationship management, business strategy, operational oversight, and industry expertise. You will help shape client programs, resolve complex challenges, and support the continued expansion of key partnerships. Working in a highly collaborative environment, you will engage with senior stakeholders across technology, operations, risk, and business teams. This is an opportunity for an experienced account leader to make a measurable impact within a dynamic and customer-focused organization.