Career
Andonov graduated from the Higher Training School of National Security Agency. He has been a professional player for PFC CSKA Sofia, PFC Belasitsa Petrich in the Black Gold First division, PFC Dunav Rousse, PFC Beroe, "Minior" (Pernik), and Football Club Lubek (Germany). He used to coach Football Club Novi Iskar, and was head coach of Football Club Minior (Bobov dol).