Khawam played principal trumpet with many orchestras between Europe and the Middle East since 2010. He has also been a featured soloist in various groups, performing at Morgenland-fest 2016 and Karneval der Kulturen 2016. In 2017, he composed original soundtrack for “No Monsters in Berlin," a short film which won the Grand Jury prize of Diversity in Cannes Short Film Showcase. Khawam's compositions have been performed at German festivals such as Xjazz-fest Berlin 2018 and Fusion 2018. A featured soloist in the Jazzaar global ensemble in Switzerland 2019, Khawam shared the stage with the likes of acclaimed drummer Billy Cobham. Khawam also produces electronic music and can often be found performing solo.

For CTM 2020 he will be collaborating with Josh Kun and Rasha Hilwi for a new commission titled “Sonic Rights: Music of Escape, Music of Belonging.”