The average MGM Resorts International salary ranges from approximately $24,000 per year for Administrative Assistant to $150,000 per year for Director of Human Resources. Average MGM Resorts International hourly pay ranges from approximately $12.00 per hour for Cage Cashier to $14.50 per hour for Security Officer.Salary information comes from 53 data points collected directly from employees, users, and jobs on Indeed.verage MGM Resorts International hourly pay ranges from approximately $12.00 per hour for Cage Cashier to $14.50 per hour for Security Officer.