A club statement said: “The club is determined to put football and performance on the pitch back at the heart of everything we do. Omar’s appointment represents the first step on this journey.
“As one of the most experienced football executives at the top of European football, Omar brings a wealth of football and commercial expertise, with a proven record of successful leadership and a passion to help lead change across the club. He is currently serving as Chief Football Operations Officer for City Football Group overseeing 11 clubs across five continents and, prior to this, held senior roles at Barcelona.
“It is our stated ambition to re-establish Manchester United as a title-winning club. We are pleased that Omar will be joining us to help achieve that goal, so that, once again, United fans can see, in the words of Sir Matt Busby, the red flag flying high at the summit of English, European and world football.”