Имхо, тут все не так просто.

Глоссарий по U.S. Forest Service, откуда взят сабж, содержатся, например, также следующие определения:

Detached Organization/Employee: An organizational entity/employee that is physically located apart from its parent organization (e.g. WO-Detached Range Management). Employee in a detached organization may or may not be co-located with their immediate supervisor of record.

Virtual Position: A position that is intended to be a field resource of a centralized organization which, when vacant, can be advertised as being filled or located “virtually
anywhere”. Once the position is filled, the duty station (location) of the incumbent will be documented. This type of position generally provides services to a wide variety of field units. Employees in Geo-Virtual positions are stationed in a specific geographic area that they are responsible for servicing; such as CIO radio technicians providing technical assistance to multiple forests. Employees in virtual positions may or may not be co-located with their immediate supervisors of record.

Host Unit Official: A management official (line or staff officer) at the hosting unit who is the official contact for a hosted employee and their supervisor. The host unit official is physically located at the unit of the hosted employee.