1 If you are an undergraduate student, you're paid by the hour. 2  If you are a graduate or professional student, you're paid by the hour or by salary, depending on the work you do.  Your school must pay you at least once a month.
IAD Airport is located within both communities of Chantilly and Dulles, Virginia, but is 26 miles west of the central business district of Washington, D.C.
Operated by the Metropolitan Washington Airports Authority, Dulles Airport occupies 13,000 acres (52.6 km2) straddling the Loudoun-Fairfax line. Most of the airport is in the unincorporated community of Dulles, in Loudoun County, with a small portion in the unincorporated community of Chantilly in Fairfax County.