Tracey Lee Cocco, a background actress for Star Trek: TNG. She never delivered dialogue, but someone counted, and she was in more Star Trek episodes than William Shatner was. Jonathan Frakes supposedly gave her character the name of “Lt. Jae” in an on the spot ad lib.
Whoever Lt. Jae was, she was clearly a well rounded crewman with a broad skill set. She was seen doing dozens of different jobs, from conn to technical work, and she clearly was extremely friendly with the otherwise aloof Picard and Riker.
