I applied online. I interviewed at Northrop Grumman
Interview
It was a two stage interview with the first just confirming information and giving a brief background of the job before sending you to the hiring manager where its not very technical compared to others
I applied online. The process took 4 weeks. I interviewed at Northrop Grumman (Palmdale, CA) in Nov 2023
Interview
The interview process was very long. Wouldn't recommend for someone looking for a job on a time crunch. The interview went good and never got a hint that the interviewer didn't like me. It took weeks just to get rejected.
It is a board of engineers (which will become your peers) to ask about specific categories of skills. You don't need to know everything but it helps to be well rounded.