Ronald B. Moore was a member of Starfleet in the 23rd and 24th centuries.
Moore was credited on the USS Enterprise-B dedication as part of the Engineering Division. (Star Trek Generations)
Captain Moore was a member of the Warp Technologies Development Group at Utopia Planitia Fleet Yards that launched the USS Enterprise-D. He was honored by having his named placed on the ship's dedication plaque in 2363. (Star Trek: The Next Generation set artwork)
In 2364, he held the rank of lieutenant commander. On stardate 41547.8, a list of names, including his, were sent to the USS Matte Fringe by Admiral Daniel Curry of Starfleet Mission Operations Division. The individuals on this list had received security clearances for a project involving this Federation starship. (TNG: "Conspiracy", okudagram)
In 2371, he was listed among Starfleet Tactical personnel on the dedication plaque of the USS Voyager. Moore was also part of the vessel's crew manifest. (Star Trek: Voyager set artwork, "Projections")