During the internal disturbances in the country in 2001, Arsoski was assigned as a battalion CO and later as a CO of the Battalion Combat Team in the region of Tetovo and the Mountain region of Šar Planina. For his accomplishments he received a combat promotion to the rank of major. In 2003 Arsoski was assigned to the elite of the Army, as a Chief of S-3 in the Special Operations Regiment HQ. In 2010 he was promoted to the rank of colonel and assigned to a position of the Chief of Staff in the same Regiment. He currently assumes the commanding officer role of the Special Operations Regiment in 2012. In 2013 the President of the country appointed Brigadier General Arsoski as the Commanding General of the 1st Mechanized Infantry Brigade. In 2015 he was assigned as the Deputy Commanding General of the Joint Operations Command and three years later was promoted to a Major-General and assigned to his current duty as the CG of Operations Command.