Siebert’s enthusiasm for the theme park industry led him to work for the marketing team for Americana Amusement Park in Monroe, Ohio, after graduating from the University of Cincinnati with a bachelor’s degree in electronic media. The Six Flags executive’s 24-year career took him through marketing departments for the Cincinnati Mighty Ducks hockey team and Paramount’s Kings Island in Ohio. Prior to landing at Fiesta Texas’ marketing team in 2012, Siebert spent seven years at Schlitterbahn Waterparks & Resorts, where he left as corporate director of marketing and sales. Siebert now oversees about 3,000 employees at Six Flags Fiesta Texas.