Here areĀ links, with an emphasis on aerospace careers.
Huntsville, Alabama
http://www.huntsvillealabamausa.com/new_exp/crp/companies/alphabetical_list.html
http://www.huntsvillespaceprofessionals.com/
http://nasajobs.nasa.gov/jobs/msfc.htm
http://www.asmartplace.com/getsmart/work_findajob.html
Elsewhere
https://jobs-orbital.icims.com/jobs/intro?hashed=0
http://www.ulalaunch.com/site/pages/Careers.shtml
http://www.aerojet.com/careers/
http://www.jhuapl.edu/employment/default.asp
http://www.ata-engineering.com/careers
http://www.spacex.com/careers.php
http://www.blueorigin.com/careers/careers.html
http://www.sdl.usu.edu/employment/
http://www.aerospacetestingalliance.com/
Tom Irvine