Flight Lieutenant Jeff "Joker" Moreau is the pilot of the SSV Normandy. Joker is an excellent pilot and confident to the point of arrogance, wasting no time in pointing out his prowess to others. He's quick to ensure everyone knows his many accomplishments and commendations were all earned, and not due to charity for his medical problems.

Born in 2155, Joker's upbringing and career have been colored by his health. Joker has a moderate to severe case of Vrolik syndrome, which causes extreme brittleness in the bones; he was born with severe fractures to his legs and even with modern medicine he finds walking nearly impossible, relying on crutches and leg braces.

Joker spent his early life on Arcturus Station because of his mother's job there as a civilian contractor, and grew up around ships. When he was old enough to enlist, he joined the Alliance Navy. He got his nickname from his flight school instructor, due to the fact that he rarely smiled — he was working too hard. By the end of his training, however, Joker surpassed the other students and even his instructors. "They all got their asses kicked by the sickly kid with the creaky little legs. One guess who was smiling at graduation." When the Normandy was commissioned, Joker was chosen as her pilot