Joseph Lambert is an agronomist engineer, graduated from the Faculté d'Agronomie de Damien and former director of the Ecole Moyenne de l'Agriculture. Lambert was a delegate of the 45th Legislature.
After being a delegate, he became an ASEC for the communal section of Cap-Rouge before being elected senator of the Republic in 2006 under the banner of his new political party Konbit Sidès. He was re-elected senator again in 2015 and his political party became known as Konbit National.
Joseph Lambert became the president of the Senate both times he was elected senator