Coming out of high school, Ebukam received only two Division I scholarship offers. He chose to attend Eastern Washington University over an offer from Portland State. Ebukam played for Eastern Washington as a three-year starter. Over 38 career collegiate starts, Ebukam produced 188 tackles, 44 tackles for losses, and 24 sacks. As a senior, he tallied 15 tackles for losses and 9.5 sacks, plus three fumble recoveries, two forced fumbles, eight quarterback hits, and an interception.
The Los Angeles Rams selected Ebukam in the fourth round with the 125th overall pick of the 2017 NFL Draft. The Los Angeles Rams traded their fourth-round and sixth-round picks in the 2017 NFL Draft to the New York Jets and received the fourth round pick used to draft Ebukam. Ebukam was the 17th linebacker drafted in 2017. On June 20, 2017, the Los Angeles Rams signed Ebukam to a four-year, $3.01 million contract that includes a signing bonus of $613,082. Throughout training camp, Ebukam competed to be a backup outside linebacker against Morgan Fox, Ejuan Price, Cory Littleton, and Carlos Thompson. Head coachSean McVay named Ebukam a backup outside linebacker to start the regular season, behind Robert Quinn and Connor Barwin. He made his professional regular season debut in the Los Angeles Rams' season-opener against the Indianapolis Colts and recorded three solo tackles in their 46–9 victory. On November 12, 2017, Ebukam recorded one solo tackle and forced the first fumble of his career during a sack in the Rams' 33–7 win against the Houston Texans. Ebukam made his first career sack on Texans' quarterback Tom Savage for a seven-yard loss and forced a fumble that was recovered by teammate Tyrunn Walker in the third quarter. On December 3, 2017, Ebukam earned his first career start and collected a season-high five solo tackles in a 32–16 win at the Arizona Cardinals in Week 13. He finished his rookie season in 2017 with 31 combined tackles, two sacks, and a forced fumble in 16 games and two starts. The Los Angeles Rams finished the 2017 season first in the NFC West with an 11–5 record and earned a playoff berth. On January 6, 2018, Ebukam appeared in his first career playoff game and made one tackle during the Rams' 26–13 loss against the Atlanta Falcons in the.
2018
Ebukam entered training camp slated as a starting outside linebacker. Head coach Sean McVay named Ebukam and Matt Longacre the starting outside linebackers to begin the regular season, alongside inside linebackers Mark Barron and Cory Littleton. In Week 11 on Monday Night Football, Ebukam scored two defensive touchdowns off turnovers and forced another interception in a 54-51 win over the Kansas City Chiefs, earning him NFC Defensive Player of the Week honors. Ebukam finished the season with 40 tackles, one interception, and three forced fumbles. In the against the Dallas Cowboys, he recorded two tackles in a 30-22 win. In the against the New Orleans Saints, he recorded three tackles and a forced fumble in a tough 26-23 overtime victory. The Rams made it to Super Bowl LIII where they played the New England Patriots, but lost 3–13. Ebukam recorded four tackles in the Super Bowl.