America Job - a federal and state government job search
Foreign Service Officer at the U.S. Department of State - Requirements and openings
GovernmentJobs - job opportunities in the public sector
Partnership for Public Service - non-profit, nonpartisan organization providing information on internship and job opportunities in the federal government
United Nations - Information on the on-line recruiting system for positions in the United Nations
USA.gov - the federal site for federal, state, and local government jobs
USAJobs - Federal government opportunities for employment across the world
Student Jobs - internships, training opportunities, and positions for students