Here are some helpful links for career opportunities in public health at the federal level.
Central Intelligence Agency
www.cia.gov/employment/viewall.html
National Security Agency
www.nsa.gov/careers
Defense Intelligence Agency
www.diajobs.us
National Disaster Medical System
ndms.dhhs.gov/dmat.html
Department of Homeland Security
www.dhs.gov/dhspublic/display?theme
Centers for Disease Control
www.cdc.gov/hrmo/hrmo.htm
National Institute of Mental Health
www.nimh.nih.gov/about/employee.cfm
Centers for Medicare and Medicaid Services
www.cms.hhs.gov/CareersAtCMS
Health Resources and Service Administration
www.hrsa.gov/about/jobs.htm
National Health Service Corps (NHSC)
http://nhsc.bhpr.hrsa.gov
Department of Veterans Affairs
www.vacareers.va.gov
http://VACareers.com
Indian Health Service (IHS)
www.ihs.gov
Federal Jobs Net
http://federaljobs.net