Lieutenant Carriker was a Starfleet officer in the 24th century.
In 2367, Carriker was assigned to the Engineering Department of the USS Enterprise-D. In that year, Carriker reported a minor anomaly in the moralis pressure. An investigation into this anomaly revealed that the deuterium flow was about 2% high in the #3 preburner. The preburner was soon after turned offline. (TNG-R: "Galaxy's Child")
This character was only mentioned in writing.
Carriker's name was seen on-screen but mentioned in an okudagram graphic in the remastered version of "Galaxy's Child".