He played college football for the Ohio State Buckeyes, where he holds the school record of most career touchdown receptions at 35.

Of Cuban descent on his father's side and African-American on his mother's, Olave was born on June 27, 2000, in San Ysidro, California.

He had to sit out his junior year due to California Interscholastic Federation transfer rules.

[5] During the 2018 match up against Michigan, he was able to bring in two touchdowns and block a punt in the 62–39 Ohio State win.

[6][7] The following week in the 2018 Big Ten Football Championship Game, he caught five passes for 79 yards and a touchdown against Northwestern.

[14] Following the season, Olave announced that he would be opting out of the 2022 Rose Bowl in order to prepare for the 2022 NFL draft.

[18] Olave made his NFL debut in Week 1 against the Atlanta Falcons with three receptions for 41 yards and a two-point conversion in the 27–26 victory.