The former Inter Milan midfielder takes his long-term experience as Italy U21 coach to Saudi Arabian football.
The country's federation announced: "The Saudi Football Federation has signed a contract with Italian coach Luigi Di Biagio who will coach the national U-21 team until mid-2026.
"Italian Di Biagio, holder of a coaching license (PRO), has previously worked as a coach of the Italian U-20 national team and the Italian U-21 national team. As a footballer, he participated in 31 international matches with his national team and also represented the Italian clubs Roma and Inter, as well as Lazio, Monza, Brescia and Ascoli.
"The national U-21 team will hold a preparatory camp during the international break in September in the city of Abha, in preparation for participation in a series of regional tournaments in the coming period."