Caretaker

The Caretaker is a Railroad agent operating within the Commonwealth in 2287.

Background
An agent of the Railroad, he appears at whichever settlement becomes the Mercer Safehouse upon completion of the quest. He is very jumpy and appears to have PTSD from the Switchboard incident when the Institute laid siege to the Railroad's former headquarters. Desdemona expresses hope that running Mercer Safehouse along with the Sole Survivor will help him get back on track after the incident.

Quests
Concierge: The Caretaker asks the Sole Survivor to find and kill a designated enemy of the Railroad.

Appearances
The Caretaker appears only in Fallout 4.

Bugs
Though he is assigned to Mercer Safehouse, he can wander to other settlements and remain there permanently.