Saenko was born on 27 October 1982 in Sumy, Ukraine. She competed for Ukraine at the 2004 Summer Olympics. At the 2012 Summer Olympics held in London, United Kingdom, she competed in the women's freestyle 72 kg event where she reached the quarterfinals before being defeated by China's Wang Jiao. In June 2015, she competed in the inaugural European Games, for Moldova in wrestling, more specifically, Women's Freestyle in the 75 kilogram range. She earned a bronze medal.