менеджер по работе с партнерами на английском

Ответ от МК[гуру]
account manager
менеджер по работе с партнерами/клиентами/заказчиками
An employee whose job is the day-to-day support of a particular customer's account with a business, and who serves as the primary point of contact between the customer and the company. The account manager position can provide customer support, technical support, planning and optimization for the account, as well as developing a relationship with the customer.