イスラエル海軍
In 1974, Barkai was stationed at the Israeli Naval headquarters and in 1976, at the rank of Aluf, Barkai became the Commander of the Israeli Navy. Barkai continued to build the Israeli Navy, under his command the Israeli Navy received the Gal class submarines and commissioned the building of two new corvettes. Barkai completely reorganized the sloppy command of the Israeli Navy into a great command.