He composed the scores for several of Shawn Levy's films, including Big Fat Liar (2002), Just Married (2003), Cheaper by the Dozen (2003), The Pink Panther (2006), The Internship (2013), and Free Guy (2021).

[1] Upon graduation, Beck moved to Los Angeles to attend USC's film scoring program, where he studied with Jerry Goldsmith.

A personal recommendation from Buddy Baker, then head of the USC Music Department, led to his first assignment for a Canadian TV series called White Fang.

More recently, Beck scored the Oscar- and Grammy-winning animated film Frozen, and several installments in the Marvel Cinematic Universe (MCU).

At the D23 Expo in 2022, it was announced that Beck had composed a new arrangement of "When You Wish Upon a Star" to accompany Disney's 100th anniversary logo, conducted by Tim Davies, which debuted ahead of the film Strange World.