A child soldier. His parents were killed by an airstrike by a F-22 Raptor. Picked up as a child soldier soon after this traumatic event. Despite his intense hatred of weapons, Jonah decides to work under the enigmatic arms dealer, Koko Hekmatyar. Though he is young, his skills on the battlefield are extraordinary and is frequently shown besting men much older than himself. Also, infrequently displays a childish nature. Is shown to dislike mathematics and science and excels at languages.

His primary weapon in season 1 is an FN FNC and in season 2 it is the Magpul Masada.