In 1970s Jassam played for the
Iraq national team. He was a former captain of
Al-Zawra'a SC in the Seventies. He played on position in centre midfield also played on the right wing. In 1994, he coached
Qatar SC. He coached the
Yemen national football team for a brief period in 1997. He had a second spell as coach the same year, this time managing the team until 1999. From 2002 to 2003 he again worked as a head coach of Yemen team. In the 2009–2010 season he led
Al-Zawraa. ==Career statistics==