In 2005, Abdel-Qader was appointed as assistant coach of Jordan national under-20 football team where he served under the Danish coach Jan Poulsen from 2005 to 2007. Abdel-Qader is known for helping the Jordan U-20 team qualify for the 2007 FIFA U-20 World Cup in Canada after securing fourth place in the 2006 AFC Youth Championship in India. After Jordan's elimination from the group stage in the 2007 FIFA U-20 World Cup, Abdel-Qader was appointed as head coach of Jordan U-20 until 2008.