While a high school student, he played for the Philadelphia Jewish Community Center (JCC) team, which won a gold medal at the 2007 JCC Maccabi Games as he scored 33 points in the finals.[8]
As a senior in 2009 he averaged 17.6 points, 11 rebounds, and 5 blocked shots a game.[5] He was named All-Main Line, Chester County Player of the Year, third-team Class AAAA All-State, Central League MVP, and was a McDonald's All-American nominee in 2009.[5] He was a four-year Honor Roll student.[5]
As a sophomore in the 2010–11 season, he averaged 12.2 points and 6.2 rebounds a game, ranked 2nd in the SoCon in blocked shots (and was 2nd in the Conference with 1.5 blocked shots per game) and 9th in rebounding and field-goal percentage, and was named a first-team All-American by the Jewish Sports Review.[5][10][11]
As a junior in the 2011–12 season, Cohen scored 14.3 points (10th in the Conference) and grabbed 6.1 rebounds per game, led the Conference in free throws (141), blocked shots (55), and blocked shots per game (1.7), was 2nd in free throw percentage (.876), and was named Southern Conference Player of the Year by the league's media.[11][12] In an unusual move, Cohen's teammate De'Mon Brooks was named player of the year by the league's coaches.[13]
As a senior in the 2012–13 season, he averaged 14.9 points (6th in the Conference), 5.3 rebounds, and 1.6 blocks per game. He shot 39% from 3-point range, 50% from two-point range (5th in the Conference), and 83% from the free throw line (4th in the Conference), and had 128 free throws (2nd in the Conference) and 56 blocks (2nd in the Conference), 1.6 blocked shots per game (2nd in the Conference), and 508 points (3rd in the Conference).[11][14] He was voted as SoCon Player of the Year by the league's head coaches and the media.[15]
Cohen ended his college career as Davidson's all-time leader in blocks (197) and starts (123). He was also 2nd in free-throws made (451), 6th in points (1,795), 7th in field-goals made (611), 8th in free-throw percentage (.805), and 9th in rebounds (747).[16] He was 2nd all-time in the Southern Conference in defensive rebounds (515), 5th in offensive rebounds (232), 7th in free throw percentage (.805) and free throws (451), and 8th in blocks (197).[11]
On August 18, 2015, Cohen signed an annual contract with Greek team Aris.[23]
On July 29, 2016, Cohen signed with Maccabi Ashdod for the 2016–17 season.[24] On May 8, 2017, Cohen recorded a season-high 27 points, shooting 12-of-16 from the field, along with 6 rebounds and 6 assists in an 85–95 loss to Hapoel Gilboa Galil.[25] In 32 games played during the 2016–17 season, Cohen averaged 13.2 points, 7.7 rebounds and 2.1 assists per game.
On June 27, 2017, Cohen returned to Maccabi Tel Aviv for a second stint, signing a two-year deal.[26] Cohen helped Maccabi win the 2017 Israeli League Cup. On June 14, 2018, Cohen recorded 18 points, shooting 7-of-9 from the field, along with 5 rebounds and 4 steals in the championship game against Hapoel Holon and helped Maccabi win the 2018 Israeli League Championship after a 95–75 victory.[27]
On May 27, 2019, Cohen recorded a season-high 21 points, shooting 8-of-11 from the field, along with three rebounds, four assists and two steals, in an 85–72 playoff win over Hapoel Tel Aviv.[28] Cohen helped Maccabi win the 2019 Israeli League Championship, winning his second straight Israeli League title in the process.
On June 25, 2019, Cohen signed a one-year contract extension with Maccabi.[29] On December 23, 2019, Cohen recorded a double-double with a career-high 33 points and 14 rebounds, while shooting 14-of-22 from the field, in a 112–110 double overtime win over Hapoel Gilboa Galil.[30] He was subsequently named Israeli League Round 11 MVP.[31] On January 2, 2019, Cohen was named Israeli League Player of the Month for games played in December.[32]
Cohen signed with Obradoiro CAB of the Liga ACB on July 29, 2020.[33] On October 8, he was named the top Israeli playing abroad for the week after posting 13 points against Bilbao Basket.[34]
Cohen, who was granted Israeli citizenship on the basis of his being Jewish, represented Israel in the FIBA Europe Under-20 Championship Division B in Austria in 2010.[1][36] He led the tournament in scoring at 20 ppg, led all players in the tournament with 87% free throw shooting, led all players in fouls drawn per game (6.4), and was named to the all-tournament team.[3][14][37][38]
He was on the Team USA roster for the 2013 Maccabiah Games, but did not play because he instead was playing in the NBA summer league in an effort to be picked by an NBA team.[8][39]