[3] After graduation, Billmeier played professionally in Germany with s.Oliver Würzburg and in Portugal for AD Vagos.
[4] Billmeier began his coaching career at his alma mater in 2010 as the director of basketball operations under Kevin Willard, a role he served in until 2014 when he joined the coaching staff at Fairleigh Dickinson for a single season.
[5] He'd return to Seton Hall as a full assistant coach, where he'd be part of five NCAA tournament squads with the Pirates as well as the 2016 Big East Tournament championship team and 2019–20 Big East regular season co-championship team.
[7] On April 5, 2023, Billmeier was named the head coach at NJIT, replacing Brian Kennedy.
Conference tournament champion Pound sign (#) denotes interim head coach.