Questions are fairly technical and are based on your resume. Primarily engineering thought process, techniques, methods, and worked application related. Follows the STAR Principle: (Situation, Task, Action, Results)
Sigiloso
Know your experience/resume inside and out as this is the key to answering all situational question related to the position. Primarily you should be able to answer how, why, what, which, who, and where about the projects, engineering problems, engineering solutions, and etc about your current and previous engineering roles.