In February 2018, Mitchell was named Head of Recruitment and Development by Bundesliga club RB Leipzig. In his first transfer window with the club, Mitchell helped sign Matheus Cunha and Nordi Mukiele, as well as Arsenal youth prospect Emile Smith Rowe on loan. Mitchell attracted interest from several Premier League clubs throughout 2019 and was heavily linked to a move to Manchester United. Reports suggested he could be offered an expanded role as Technical Director to oversee Red Bull's global football – including FC Liefering, Red Bull Salzburg and the New York Red Bulls