Although there were expectations that Imanol would continue with Real Sociedad, he announced in the final month of the season that he would be leaving the club.
Imanol has signed a two-year contract with Al-Shabab, having spent the past seven years as the coach of Real Sociedad.
He succeeds Fatih Terim, a renowned Turkish coach, at Al-Shabab. Imanol will work alongside Yannick Carrasco, a former star player for Atletico Madrid.