Steadman participated on the 2008 Team USA Under-18 World Championship Team. On January 28, 2011, it was announced that Steadman was named to the preliminary roster for the U.S. Women's National Team. From April 4 to 12, 2011, she was one of 30 players that took part in a selection / training camp. She was named to the final roster that participated at the 2011 IIHF Women's World Championship. She is the first player from Mercyhurst College to make the US Women's National Team.