• Responsible for retaining a list of named accounts and developing a proactive retention plan for circuits coming out of term, managing re-term activity with the account team or with the client with the primary focus on retaining and growing revenue and margin. • Coordinate quarterly business review (QBR) meetings for the named accounts. • Prepare report cards and any other necessary documentation for these QBR meetings and share with Stake holders in Sales and Vendor Management • Provide monthly and quarterly reporting regarding billing accuracy, delivery, ticketing, and performance for the named accounts. • Respond to billing inquiries for the named accounts, manage to resolution. • Evaluate and report on margin for account and any individual services • Assist Collections in Accounts Receivable management of named accounts. • Act as a liaison for escalation facilitating communication between the customer and the NOC or Service Delivery for unresolved issues. • Act as liaison for service delivery of new and re-termed services • Work with the customer and sales team to assist with MACD coordination. • Perform GTT web portal demos & training for assigned accounts. • Become extremely proficient regarding all GTT systems and processes that impact servicing the customer. • Responsible for being a SME in the organization and always looking for and working process improvement opportunities. • Coordinate with Quoting team and supplier management team and best possible solutions for margin improvement for upgrades, downgrades, and technology changes • Engage Supplier management to remedy customer disputes on: Service Level Agreements Outage Credits Start of Service disputes Cost of Service changes