He led the team to a double title in Having started his career as a physical education teacher, Piqueronies gradually ascended the coaching ladder within the national age-group structure, beginning with the Under 17s and culminating with the Under 20s.
Sébastien Piqueronies began his rugby journey at Stade Aurillacois and later joined the ASM Clermont Auvergne's youth team, where he played alongside Aurélien Rougerie and Xavier Sadourny.
[3] While pursuing his CAPES (teaching certification), he became a physical education teacher before eventually taking a leave of absence to work as a paid coach at the French Rugby Federation.
During his five years with the U17s in Toulouse, he closely followed the development of players like Sébastien Bézy, Jean-Marc Doussain, Gillian Galan, Geoffrey Palis, Teddy Iribaren, Antoine Dupont, Florian Verhaeghe, and Romain Ntamack.
[6] Additionally, he has introduced experienced foreign players to the squad, such as English talents Dan Robson and Joe Simmonds, and notably, the legendary All Black, Sam Whitelock, who joins his brother Luke on the team.