Admired by those around him, Rivers was the kind of guy who considered his colleagues to be his family, and alway made sure his voice was heard in matters of their safety. (CCG set: What You Leave Behind)
In 2153 and 2154, Rivers served on the Enterprise (NX-01) during the crucial mission to the Delphic Expanse. In engineering, Rivers served on the same team as Crewman Jane Taylor during that mission. (ENT episode: "The Forgotten")
By 2154, Rivers had been assigned as an ensign aboard the Columbia (NX-02) under the command of Captain Erika Hernandez. He was assigned by Chief Engineer Charles Tucker III to work with Engineer Strong in recalibrating the injector assembly in order to assist getting the Columbia's field matrix down to 0.3 microns. (ENT episode: "Affliction")
Rivers was played by actor Seth MacFarlane, who is best known as the creator and producer of Family Guy and The Orville.