I applied through an employee referral. The process took 2 months. I interviewed at RTX (Boston, MA) in Dec 2016
Interview
I was interviewed by a single member of an engineering team. The questions were behavioral and experience based. The interview took about twenty minutes. The first half was about my experience and resume. The second half was when I could ask questions.
Interview questions [1]
Question 1
They asked me to describe myself which is a standard behavioral question. Most questions were based off of my resume. The interviewer asked me to go into specific details about my research projects and what programming languages I knew.