Well, looks like someone else is asking the same questions as some of us here.
More below
Mission Statement of the Department of Homeland Security:
The Department of Homeland Security has a vital mission: to secure the nation from the many threats we face. This requires the dedication of more than 240,000 employees in jobs that range from aviation and border security to emergency response, from cybersecurity analyst to chemical facility inspector. Our duties are wide-ranging, but our goal is clear - keeping America safehttp://www.dhs.gov/...
Yearly budget for the DHS: $60-$80 Billion dollars.