ˌɔn twˈɛnti fˈaɪv mˈeɪ tˈuː θˈaʊzənd ˈeɪtiːn, ˌuːzaʊnˈɪdiz wʌz ɐpˈɔɪntᵻd æz mˈænɪdʒɚɹ ʌv tˈuː θˈaʊzənd sˈɛvəntˌiːn ˈeɪtiːn ɡɹˈiːk sˈuːpɚlˌiːɡ tʃˈæmpiənz ˌeɪˌiːkˈeɪ ˈæθᵻnz, ˌɔn ɐ baɪˈɛnɪəl kˈɑːntɹækt, ˈoʊnli ˈaʊɚz ˈæftɚ ðə dᵻpˈɑːɹtʃɚɹ ʌv mˈænəlˌoʊ dʒɪmˈeɪnɛz fɹʌmðə klˈʌb.
On 25 May 2018, Ouzounidis was appointed as manager of 2017–18 Greek Superleague champions AEK Athens, on a biennial contract, only hours after the departure of Manolo Jiménez from the club.