Career
Grigoryev, began his professional career in 2007 in Khimik Moscow Oblast, speaking before for his farm club Before the start of the season 2007-2008, he signed a contract with Neftyanik from Leninogorsk. The next season Grygoryev also held in the Russian Major League club in the Orsk Yuzhny Ural.
The Salavat Yulaev Ufa drafted him 45th overall in the 2009 KHL Junior Draft.