Normally, it begins with a series of phone interviews is conducted is first conducted. If the results are satisfactory, then the candidate is invited for onsite interview. The onsite interview consisted of six 1-hr sessions. I had four engineers of various levels level, and two management staff interview me. For the most part, questions are technical and relevant to the job. A few interpersonal questions and a few brain teasers. The employer also hired external services to audit my credentials (mainly college degree) and had asked for a waiver from me to do so though that was for the most part not directly related to the hiring decision.