Heller attended Whitewater High School in Whitewater, Wisconsin where he holds the school record for saves, pitched two no-hitters, and had a 1.14 ERA his senior year. Heller played college baseball at Olivet Nazarene University, and summer collegiate baseball with the Wisconsin Rapids Rafters. He was drafted by the Cleveland Indians in the 22nd round of the 2013 Major League Baseball Draft.
On July 31, 2016, the Indians traded Heller along with Clint Frazier, Justus Sheffield and J. P. Feyereisen to the New York Yankees for Andrew Miller. The Yankees promoted Heller to the major leagues on August 11. He was demoted without making an appearance. The Yankees promoted him again on August 23. Heller made his major league debut on August 26, 2016 against the Baltimore Orioles, pitching a scoreless 8th inning.
Ben and his wife Martha met while attending Olivet Nazarene University and she is an 8th grade math Teacher. In 2017 Ben and his wife stayed together in Scranton, Pennsylvainia when Ben was pitching for the Scranton/Wilkes-Barre RailRiders and lived above a funeral parlor with Chad Green.
On April 6, 2018, Heller underwent Tommy John Surgery, and he will miss then entire 2018 season.
