27 Race Sports Book Jobs available in Las Vegas, NV on free-anti-virus.info one search. all jobs. 1 MGM Resorts International Race and sports book jobs. Search job Mutuel Clerk - Race & Sportsbook (ARIA). MGM Resorts International – Las Vegas, NV. Our Race & Sports book venue was custom designed to bring you the best in live sporting events. Sit back in comfort as you take in 60 TV screens streaming.