Zach Greiner completed his fourth season on the Valpo coaching staff in 2018 and currently serves as an outside linebackers coach. Greiner was on staff as the program enjoyed its first winning season since 2003 in 2017.
Several of Valpo’s outside linebackers thrived during the 2018 season, including Mike Wheeler, who earned All-PFL Honorable Mention and Academic All-PFL First Team. Wheeler had 2.5 tackles for loss on Nov. 3 at Marist, equaling the most by a Valpo player in a single game since 2015. Austin Petrie also had a strong season at outside linebacker, highlighted by 2.0 sacks on Oct. 27 vs. Drake, the most by a Valpo player in a single game since 2015.
Greiner also helps oversee the program’s video and film efforts.
The University of Saint Francis alum served as a graduate assistant at his alma mater, working with the offensive line, before accepting a position as assistant offensive line coach at Valparaiso High School
Greiner started all 48 games at the University of Saint Francis throughout his four years. He was a mainstay on the team's offensive line, having logged time at left guard, left tackle and center. He led the Cougars to two Mid-States Football Association (MSFA) ME Conference Championships in his four seasons. Greiner was named a First Team All-MSFA center his senior year after earning Second Team honors his junior season at guard.
During his prep years, Greiner also won a conference championship while at Valparaiso High School. The 2009 grad was an Indiana Football Coaches Association (IFCA) and Associated Press (AP) First Team All-State tackle.