A person occupied with surveying -- the process of determining positions on the earth's surface.

plural of surveyor

A person who calculates the cost of materials and labour on a construction project based on an architect's plans.

a landing-surveyor (a customs official appointing and overseeing landwaiters) / a professional who measures land, delineates property boundaries, etc.

plural of quantity surveyor

plural of land surveyor

(UK, historical) A customs inspector ranking above the tide waiters.

plural of tide surveyor

An official responsible for government surveying in a specific country or territory.