This booklet offers information on the employment needs of and career opportunities in the National Park Service. General information on the Service and employment is followed by specific information on these career opportunities: park ranger, park aide and technician, park police, administrative careers, and maintenance, trade, and craft positions. Duties, how to apply, and basic qualifications are described. Other opportunities that are limited in number require advanced degrees or substantial specialized work experience, and/or are available in a few locations are also mentioned. These include biological sciences, physical sciences, cultural resources, land acquisition, museum staff, writer-editor and public information specialist, and concessions specialist. Seasonal employment, volunteers in parks, Selective Placement Program, and Veterans Readjustment Appointment are briefly discussed. Information is provided on employment benefits and application and hiring. A map indicating the areas of the National Park System appears in the center of the booklet. Addresses and telephone numbers of Federal Job Information Centers are appended. (YLB)