Heckendorf is in his seventh season as an offensive assistant in 2019 and the second as the Johnnies’ offensive coordinator. SJU averaged 47.5 points and 491.8 yards of offense per game (192.2 rushing and 299.5 passing) in his first season as offensive coordinator in 2018. The 491.8 yards per game were the second-most in an SJU season (495.2 average in 1993) and the 299.5 passing yards per game were the most since the school record set in 1994 (314.5 avg.). In 2002, Heckendorf set a pair of Wisconsin records with 116 receptions for 1,714 yards as a junior at Mosinee High School and ended his career as the state's all-time leader in receiving yards (3,831) and touchdowns (36). He is also second in career receptions (235). Heckendorf accepted a scholarship to FCS (formerly Division I-AA) North Dakota State and ended a four-year collegiate career (2005-08) as the all-time leader in catches (178) and receiving yards (2,732) for the Bison. He signed with the Green Bay Packers as an undrafted free agent in 2009 and later joined four other National Football League organizations: the Detroit Lions, Seattle Seahawks, San Diego Chargers and Indianapolis Colts. Kole and his wife, Kristen, son, Landon, and daughter, Hallie, reside in Sauk Rapids.