Ben's Job.

Ben works for the U.S. State Department Diplomatic Security as a Special Agent.  I found this to explain what he does. 

http://www.state.gov/m/ds/about/overview/index.htm

They will open the application period tomorrow if you are interested (this happens only once/twice a year.)

You can find that info here:

http://www.state.gov/m/ds/career/