As Natalya Pomoshchnikova, she won the 1984 Soviet Championship 100 m title (tied with irina Slyusar). Four years later, she competed for the Soviet Union at the 1988 Olympic Games held in Seoul, South Korea, where she finished sixth in the 100 metres final and won a bronze medal in the 4 x 100 meters relay with her team mates Lyudmila Kondratyeva, Galina Malchugina and Marina Zhirova. In 1992, now competing under her married name of Voronova, she won the 100 metres at the IAAF World Cup in Havana and also finished second in the 200 metres behind Marie-Jose Perec. In 1993, she won a World Championship gold in the 4 × 100 m relay for Russia. She also finished sixth in both the 100 m and 200m finals. At her second Olympics in 1996, she again finished sixth in the 100 metres final. She concluded her international career by competing at her third Olympics in 2000.