Cassandra Windsor

Cass was the Chief engineer onboard the USS Hermes (NCC-585) in the late 23rd century. 

Early life before Starfleet
Cass was born on August 5, 2241 human calendar time on the planet Earth in London, England.

Chronology

 * 2241: Cass is born on the planet Earth in London, England.
 * 2259: Cass enters Starfleet Academy
 * 2263: Cass graduates Starfleet Academy and promoted to Ensign, the first assignment is the USS Bondi as an engineer.
 * 2265: Cass is promoted to Lieutenant junior grade and is assigned to the USS Chauvenet as an engineer.
 * 2270: Cass is promoted to full Lieutenant and to the USS Hermes the Chief Engineer.