In his first Ligue 1 game, he managed a 2–2 draw with Stade de Reims against defending champions Paris Saint-Germain.

[5] On 28 April 2021, Lyon sacked Vasseur and replaced him with Sonia Bompastor.

[6] On 29 October 2021, Everton Women hired Vasseur as their manager on a contract to June 2024, succeeding Willie Kirk.

[7] However, Everton then sacked Vasseur on 1 February 2022, after three losses, two draws, and one win.

[8][9] On 1 March 2024, he was named new manager of Championnat National club Versailles.