Born in 1959 in New York City, Chardiet is of Cuban and Russian, Jewish immigrant parents. Simon took up drums at the age of 8 but then switched shortly thereafter to guitar at age 9. Chardiet did his first professional gigs at age 14 in east Harlem and Central Harlem while attending Sugar Hill's High School of Music and Art.
Simon studied with the likes of such legendary musicians as Chuck Wayne and Milt Hinton. He has played with such artists as the great Bo Diddely, Sleepy La Beef and Charles "Honeyboy" Otis. Chardiet has shaped and influenced New York's Ska and punk scene with recordings and performances with such bands as Rancid, the Slacker, Jon Spencer, the Flat Duo Jets and Andre Williams.