You can start with any one of these useful job search sites on the web. Each one is highly recommended as they contain multiple comprehensive resources. (Note: many have extensive job listings, but still in a relatively narrow portion of the total job market.)
AMERICA'S JOB BANK Links the 2,000 state Employment Services offices. It's "nationwide" listing contains information on approximately 100,000 jobs. Not all states are on-line yet. A quick and easy-to-use search engine.
iHipo.com
A combination of a social network and jobsite to form your international career network to look for international internships and entry-level positions.
INDEED
A site that gives free access to millions of employment opportunities from thousands of websites including all the job listings from major job boards, newspapers, associations and company career pages.
JOBFIND A Boston based site with a searchable database and link to Business Today.
JOB WEB Is the largest www site serving the college educated job seeker. Is a very comprehensive and well organized index of all sorts of career guides and job listings.
MONSTER.COM A leading global online network: one of the hottest. Has links to other services and a searchable database of job listing worldwide.
NACE INTERNATIONAL STUDENT VIRTUAL CAREER FAIR Through the NACE International Student Virtual Career Fair, students can have direct access to employers offering home country opportunities or opportunities in the United States—in one convenient location.
PROFESSIONAL ENERGY JOBS A new web site that focuses solely on jobs in the energy sector. A informative site that makes jobs available to professionals in the energy industry.