 Nyora kupfuurira kweiyi ndima - Schwartz anomirira Canada munyika yose. Chiitiko chake chekutanga neHockey Canada chakauya achimiririra Chikwata cheWest paWorld Junior A Dambudziko muna2008, achitora menduru yesirivheri uye World Under-17 Hockey Dambudziko muna2009, aine nzvimbo yechina. Schwartz akabatsira Canada kutora menduru yegoridhe pa2009 Ivan Hlinka Memorial Tournament. Schwartz akarova zvibodzwa ndokuwedzera rubatsiro mumutambo wemenduru yegoridhe. Akasarudzwa kuti amiririre Canada pa2011 World Junior Championships. Mumutambo wake wechipiri wemutambo, uchipesana neCzech Republic, Schwartz akatambura nekukuvara kwechitsitsinho uye akaiswa kunze kwemutambo wose. Akasarudzwa gore rakatevera kuChikwata cheCanada che2012 World Junior Championships muEdmonton neCalgary uye akagadzwa kaputeni wechikwata. Achitamba neRussia mumasemifinal, Schwartz akarekodha chibodzwa nemapfuti mashanu kuti atumidzwe mutambi weCanada wemutambo mune 65 kurasikirwa nesimba. Akapedza mutambo wacho aine mapoinzi mashanu zvinangwa zviviri uye matatu anobatsira pamitambo mitanhatu, sezvo Canada yakakunda menduru yebronze pamusoro peFinland. 