I applied through other source. The process took 4 months. I interviewed at US Air Force (Hill AFB, UT) in May 2009
Interview
Hiring process takes a very long time in the government. Best resource is USAJobs website. Youtube videos are available to help with the convuluted process. If you can figure out the application system and make it onto the eligability list there may be a number of managers that can hire you. It's best to know someone on the inside that can provide feedback and interpret the whole process.
I applied through a recruiter. The process took 3 months. I interviewed at US Air Force (Hampton, VA) in Mar 2009
Interview
Make sure your sheets are clean, because you'll need a high security clearance to get the job. The hiring process is controlled by the recruiter who makes sure you're a good candidate and pushes your paperwork through to AFPC.