I applied through a recruiter. The process took 4 months. I interviewed at Spiers New Technologies (Oklahoma City, OK)
Interview
In-person interview at OKC location, where they question you on engineering concepts. No personal questions, they really just want to know what you know about the concepts they will need you to use.
Offer sent within a few months.
Interview questions [1]
Question 1
Questions about courses you took in college, then in depth questions about the material learned in each of those.