Following Your Bliss
(or at least using your political science degree):  Finding a Job in Public Service

Government (all levels)
    Careers in Government
    GovtJob.Net

State Government Sites (with links to local government listings)
    Washington
    Oregon
    Alaska
    Hawaii
    Montana

Local Goverment/Urban Planning
    Planetizen
    FSU site
 
Non-profit Sector Sites
    Opportunity Knocks
    Idealist.org
    Nonprofitoyster.com
    List of non-profit sites