ike was the head baseball coach at Parkway Central High School from 1977 to 2001. During that time, he won six sectional championships, eight district championships, and seven conference championships. The Parkway Central Colts finished third at the Missouri State Tournament in 1983 and fourth in 1985. Sigler was selected seven times as Coach of the Year. Fourteen of the boys he coached at Parkway Central went on to play professional baseball. Ninety boys played college baseball. Sigler was the junior varsity baseball coach at Parkway Central in 1976, and the assistant varsity baseball coach from 1973 to 1975. From 1982 to 2001, he was the Athletic Director at Parkway Central High School. In 1994, Sigler was inducted into the Missouri High School Baseball Coaches Hall of Fame. He was on the United States Olympic Selection committee in 1983. From 2005 to 2012, Sigler was the head baseball coach at Maryville University. Since 2012, he has been the Director of Player Development for the Rawlings Tigers Baseball Club.