Rosa Park started dance training at Sunwha Arts School and obtained a B.A. Degree in Dance from Ewha Womens University as well as a Master's Degree in Dance Sejong University of Korea. While she was in university, she was offered to dance for the Korean National Ballet Company (KNBC) in 2002 and made her debut as a professional dancer in Yuri Grigrovich's The Nutcracker, in which she danced as Marie.

As a soloist, she participated in a number of renowned dance pieces such as The Nutcracker (Marie), Balanchine's Symphony C , Swan Lake (Pas de trios, Four Swans, Napoli, Princess, etc.), Giselle (Friends pas de duex, Two willy), Rudolf Nurey's Sleeping Beauty (Teanderness Fairy, Pas de Cliq), Le Corsaire (Odalisc), Don Quixote (Two Friends, Qupid), La Fille mal Garde's (Eight Friends), Jean Chistophe Maillot's Dove La Luna, and Gala Pas de duex (The Flame of Paris, Don Quixote, Le Corsaire, Sleeping Beauty). She was also a guest dancer to Royal Swedish Ballet (Soloist Swan Lake) and Korean Ballet Theatre (Principle, Raymonda and Mongyudowondo).

Of the many competitions she had participated in were Korean Dance Association Competition (Gold prize, 2002), Dong-A Competition (Sliver prize, (1998), Bronze price, (2002)), Korean Ballet Association Competition (Sliver prize (1997), Bronze prize (1995)), and Kirov & UBC Competition (Sliver prize, 1995).  

Rosa joined SDT in 2009 and has performed in George Balanchine's Concerto Barocco and Goh Choo San's Unknown Territory . She had also taken on the principal role as Odette/Odile in SDT's production of Swan Lake in 2009.