Primary duties: Slot attendants in casinos monitor the slot machines for equipment errors, program glitches and security reasons. National average salary: $26,460 per year They also are responsible for scanning and processing customers' winning tickets and communicating winnings to cashiers for payout. Floor runners also receive and verify customer wagers and record each gaming transaction on the casino floor. They operate random number generating equipment and announce game numbers for players. Primary duties: Casino floor runners assist in game operations like bingo, keno and craps. National average salary: $25,868 per year Read more: Learn About Being a Cashier 2. In casinos that attach to hotels, cashiers may even assist hotel reception staff in processing payments and reservations. Cashiers may also work in guest services to exchange money, process credit card payments for casino goods and services and balance register drawers at the end of their shifts. Additionally, cashiers may assist cage cashiers in issuing casino chips and releasing winnings. Primary duties: General cashiers in casinos may work as gaming cashiers to cash in winnings and issue game tickets. National average salary: $25,417 per year Explore the following professions if you're interested in a career in a casino: 1.