 On 9 May 2018, Ouaneh signed his first professional contract with FC Lorient.Ouaneh made his professional debut Lorient in a 1-0 Coupe de la Ligue win over Valenciennes FC on 14 August 2018.On 17 October 2019, Ouaneh joined Championnat National club Le Puy Foot 43 Auvergne on loan for the rest of the season.