Carmen Maldonado López started working as a teacher in a private high school in Murcia in 1999. In 2006, she achieved to work as an estate secondary school teacher in Granada, where she had previously studied as a child. Five years later, she moved to Alhama de Murcia and, since 2012, she has been in charge of CAF (Common Assessment Framework) coordination at Valle de Leiva High School. She has led, together with the high school headmaster, the Quality Comission since then. In 2013, IES Valle de Leiva received 300+ CAF-Education Certification and, in 2020, it obtained the regional and the national 500+ Certification. Recently, IES Valle de Leiva has been awarded a national prize by the Ministry of Finance and Civil Service.