 He served as the personal translator of the Consul and Vice-Consul of Russia in India and French Indochina from 1906 to 1914.Upon returning home to Central Asia, Andreev was appointed inspector of public schools in the Khojent and Jizzakh counties of the Samarkand region.The Russian Geographical Society entrusted him with the task of compiling an ethnographic map of the Turkestan Territory, for which he visited the Nur-Ata Mountains and Kyzylkum, which was adjacent to it, as well as going to the Matcha Mountains in 1916.