[3] Hoecht was signed by the Los Angeles Rams as an undrafted free agent following the 2020 NFL draft on April 26, 2020.
[1] Hoecht was waived by the Rams on September 4, 2020, during final roster cuts, and was subsequently signed to the team's practice squad one day later where he spent his first season.
[10] In that year, he also played in all four of the Rams' postseason games, including the team's 23–20 win over the Cincinnati Bengals in Super Bowl LVI.
[12] On March 15, 2023, the Rams tendered Hoecht as an exclusive rights free agent for the 2023 season[13] which he signed a week later.
[15] He helped the Rams clinch a playoff berth and produced half a sack and 2 quarterback hits in their 23-24 loss to the Detroit Lions in the Wildcard Round.