Kell Perim

Kell Perim was a Trill female who served as a Starfleet officer in the late 24th century. As an Ensign, she was assigned to the USS Enterprise (NCC-1701-E) as a conn officer. 

Pocket Books
Perim was eventually promoted to Lieutenant and served as the Enterprise's chief flight controller until 2379, when she left Starfleet. She was unjoined. 

Kell Perim remained a part of the Enterprise crew into the 2380s, serving as chief conn officer. She maintained close friendships with other Enterprise crewmembers, especially among the ship's "second family," those not in the inner circle of former USS Enterprise (NCC-1701-D) senior staff. These included Miranda Kadohata, Sam Lavelle, Padraig Daniels, T'Ryssa Chen and Taurik.