MrBeast wants to build more bridges with Madison Avenue Jimmy Donaldson, a.k.a. MrBeast, is the world's top YouTuber. Emma McIntyre/Getty Images for Prime Video A version of this post appears in the CMO Insider newsletter. You can sign up for Business Insider's weekly marketing newsletter here . MrBeast is coming to Madison Avenue. The YouTuber's company, Beast Industries, is on the hunt for a VP of agency partnerships, CMO Insider can exclusively report. This person will be responsible for serving as the "primary bridge between the MrBeast ecosystem and major agency holding companies (WPP, Publicis, Omnicom, IPG, Havas, Dentsu)," according to a job posting. (Perhaps this person could also flag that IPG is no more after its merger with Omnicom .) MrBeast, whose real name is Jimmy Donaldson, is the world's most-followed YouTuber, and Beast Industries encompasses a range of properties, including Amazon Prime Video's "Beast Games" and the snack company Feastables.…