[1] After working in Department for Middle East, she was appointed to her first position abroad at the Permanent Representative of Turkey to the United Nations (UN), where she served for three years.
Returned home, she became head of the Department for Middle East, and then was promoted to Deputy Director General.
[6] After her return to Turkey, she served as Director General of the departments for Overseas Promotion and then for Policy Planning.
[1][2] In a newspaper interview, she delivered in August 2006, Ünaydın criticized the early personnel policy and discrimination practices against women in the Ministry.
She added that "there existed three criteria for the recruiting diplomats: they must be male, and graduate of Galatasaray High School and Faculty of Political Science, Ankara University".