Sosina was selected for the Russian national ice hockey team at the
Winter Olympics in
2010 and
2014. At the 2010 Olympics in Vancouver, she played in all five games but did not record any points. At the 2014 Olympics in Sochi, she played in all six games, recording four points (3 goals, 1 assist). Sosina served as
captain of the
Olympic Athletes from Russia team in the
women's ice hockey tournament at the
2018 Winter Olympics. Sosina has also represented Russia at eight
IIHF Women's World Championships. Her first appearance came in
2009. She was a member of the bronze medal winning teams at the
2013 and
2016 IIHF Women's World Championships. She also competed in three junior tournaments for the
Russia women's national under-18 ice hockey team, with her first the inaugural event in
2008. ==Career statistics==