Currently, he serves as PUCP director of the Center for Investigation, Training, and Legal Advice (CICAJ) as well as lead professor in constitutional law and human rights. For 25 years, Lovatón was part of the Instituto de Defensa Legal (IDL) in Peru, where he eventually became Director. He was also a representative for civil society in the Comisión Especial de Reforma Integral de la Administración de Justicia (Ceriajus) in Peru. He has been a member of the board of directors of CUSO International, a Canadian organization based in Ottawa, and Director of the Clínica Jurídica de Acciones de Interés Público at the PUCP Law School.