Currently, he trains at the Yerevan State Sports College of the Olympic Reserve under the guidance of personal trainer Arshak Hayrapetyan.

In August 2018, at the European Youth Championship held in Rome, Arsen Harutyunyan, in the weight category up to 57 kg, in the final with a score of 11:6, defeated Ukrainian Andriy Jelep.

In September of the same year, in the Slovak city of Trnava, where the World Youth Freestyle Wrestling Championship was held, Arsen Harutyunyan, in the weight category up to 57 kg, in a duel for the bronze medal, defeated South Korean Hyonsu Cho with a score of 16:4.

[8][9][10] In 2018-2021 he studied and graduated from the Coaching and Pedagogical Faculty of the Armenian State Institute of Physical Culture and Sport with a red diploma.

In 2021–2023, he studied and graduated from the gymnastics department of the Armenian State Institute of Physical Culture and Sport with a red diploma and received a master's degree.