[5][6] During Greenberg's time as assistant coach, Saint Joseph's appeared in the NIT in 1979, 1980, and 1984 and the NCAA tournament in 1981 and 1982, including a run to the Elite Eight in 1981.

[5] Virginia Tech made the 2005 NIT and 2007 NCAA tournament during Brad Greenberg's stint as assistant coach.

[11] In February 2012, Radford received two years of probation from the NCAA, but no postseason ban, for major recruiting violations.

Greenberg was hit with a five-year show-cause penalty, which effectively barred him from college coaching during that period.

[12][13] On July 7, 2017, Greenberg was named Maccabi Ashdod head coach, signing a two-year deal.

[14] In his first season with Ashdod, he led them to the 2018 Israeli League Playoffs as the fourth seed, but they eventually were eliminated by Hapoel Tel Aviv.

On July 22, 2019, Greenberg was named Canada national team assistant coach for the 2019 FIBA World Cup.

On September 2, 2021, he signed with the Guaynabo Mets of the Baloncesto Superior Nacional of Puerto Rico league as Head Coach.

During his stint as general manager, the Philadelphia 76ers drafted scoring sensation Allen Iverson, dubbed by Philly fans as "The Answer," with 1996's first overall pick.