Evidence that spontaneous metaphysical reflection is caused by an intellectual atmosphere

From https://jobs.princeton.edu/ :

WELCOME TO PRINCETON UNIVERSITY'S "JOBS AT PRINCETON"
We have automated our administrative and staff application process so that you can now apply on-line for 'Jobs at Princeton'.

Indeed, what is a "job?" What do we signify when we employ the term "job?" And what is exactly a "job at Princeton?"