Interviewed with 10 product engineers/managers, all in one day. It was 45 minutes per session, with a 90 minutes lunch interview with the hiring manager and a senior product engineer. For the first 9 interviewers, I felt that it went relatively well with questions regarding product engineering responsibilities such has managing products from the design phase, to production release, to finally end-of-life. We talked about cost saving projects, test correlations, device characterization, and reliability qualifications for products (HTOL, ESD, Latch Up), and package (HAST, HTS, TC), etc, etc...