The job of a customer resolution specialist is to provide customer service to existing clients or users of a product or service. They resolve issues that a customer is having and report persistent problems to their manager or the appropriate department. Job duties and responsibilities include answering phone inquiries, directing calls to the appropriate specialist if you cannot resolve the issue, and researching different solutions. To become a customer resolution specialist, you need to have a variety of skills and qualifications related to CRM, or customer relationship management.