As a Senior Accounts Receivable Specialist, Here's What You'll Do: The Senior Accounts Receivable (AR) Specialist is responsible for managing the collections for Express 4x4 Truck Rental through the Business Unit Accounts Receivable sub-ledger, reconciling and collecting delinquent balances, implementing processes to improve cash flow and reduce receivables, including Days Sales Outstanding (DSO), and monthly reporting. Sasser's subsidiary units are leaders in providing commercial- and industrial-focused rail, automotive, and containerized shipping solutions, including asset leasing, fleet administration management, asset repair and maintenance, and innovative technology services.