2010-11: Nikita Scherbak skated with the North Star and Spartak 1995-born teams in Moscow. He had 10 goals with 3 assists in ten games for North Star and scored 5 goals with 7 assists and 10 penalty minutes in 13 games with Spartak.
2011-12: Scherbak skated for North Star – which finished 12th of 18 teams in Moscow's junior league. He scored 22 goals with 19 assists in group play and had 3 goals with 9 assists in 34 games during the league season.
2012-13: Scherbak made his debut in Russia's U22 MHL as a 16-year-old; skating for Stupino Kapitan. He scored 7 goals with 7 assists in 50 games and was -8 with 60 penalty minutes. Scherbak was selected by Saskatoon of the WHL in the second round (109th overall) of the 2013 CHL Import Draft.
2013-14: Scherbak moved to North America to play for Saskatoon in the WHL and represented Russia in international play for the first time – skating for Team Russia in the 2013 Subway Super Series against Team WHL. Scherbak had 1 assist in Russia's 3-2 win over Team WHL and was selected to play for Team Cherry in the 2014 BMO CHL/NHL Top Prospects Game.