First interview is done online with HR and the line manager and 2nd face to face with the director and a more senior hr person with a shop floor tour included at the end of the interview
In person interviews at Headquarters. 2 stages, 1st one was a group excercise. 2nd one was an individual one with hiring manager and department head. Discussed scientific skills and cross functional skills.
I have applied through recruiter. It took a week for the first Technical round and then fot HR interview with in two days. It took two weeks to finish and get offer.