El-Etreby was appointed chairman of Banque Misr in January 2015. He is also the chairman of the Union of Arab Banks, and the Federation of Egyptian Banks. In February 2024, Banque Misr and the Islamic Corporation for the Development of the Private Sector signed a letter of intent to provide a $30 million financing line dedicated to supporting small and medium enterprises in Egypt. El-Etreby started his career in 1977 when he joined the Arab African International Bank.