Is a Jordanian literary author and journalist, he studied military aviation engineering and worked in the Royal Jordanian Air Force until 2007, after which he moved to work as a journalist and served as a member of the editorial board of a number of cultural magazines. He worked in more than one civil aviation company until he was appointed to the Jordanian Center for Design and Development.
Jalal won a number of awards, such as the Katara Prize for Arabic Fiction 2015, for the novel "Snakes of Hell/The Story of the Lover Ali bin Mahmoud Al-Qassad", and "Women of the Five Senses", the last of which was longlisted for the International Prize for Arabic Fiction (IPAF) in 2019, and the Rifqa Doudin prize for his novel "Guillotine of the Dreamer", and the Rukus ibn Za'id al Uzayzi prize for his short fiction,The Earthquakes. In 2021, his novel Notebooks of the Bookseller won the IPAF. 
He has published in a range of genres, including poetry, short stories, novels, and literary articles, and has a number of academic and peer-reviewed research papers on novels. Some of his novels have been translated into English, Persian, and French.