Duangduan Longsawas has worked as a lecturer at the College of Music, Mahidol University since 2007 and teaching Thai music performance (Thai Vocals), Thai Music Literature, Thai Vocal Techniques, Thai Musical Instrumentation and Tuning, and Sepha Voice-Over.
Duangduan has extensive experience with Thai classical singing; she has participated in a number of important Thai music performances as follows: Thai classical singer of Piphat Duekdamban launched by Chulalongkorn University (1992-2018), Thai classical singer of Chula Wathit project (2009-2012), Thai classical singer in Thai music record by Office of Art and Culture, Chulalongkorn University, and guest Thai classical singing of Thailand Philharmonic Orchestra.
Duangduan is a guest speaker in the area of Thai classical singing and Judge of Thai Music Competition conducted by Office of the Basic Education Commission, Ministry of Education, Judge of SET Youth Musician Competition, College of Music ,Mahidol University.
2004 – Master of Arts (Music) degree in Ethnomusicology from the Research Institute for Languages and Cultures of Asia, Mahidol University.
1996 – Bachelor Degree in Thai Classical Music Performance from Chulalongkorn University.