
Yes. You can expect a "hair" test to qualify for employment. All interesting jobs will include a thorough background investigation performed by the DoD. If your job requires you to work for one of the 3 letter agencies (and some airforce contracts) you'll be required to take a counter-intelligence polygraph and possibly a full-scope polygraph.
They do at entry !! But there needs to be random drug testing immediately
Yes. They have to do both because they are a Government contractor.
Yes when first hired
Yes to both
Yes
Both
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