Clear and precise scheduling and communication. Interview held within one week of initial contact. Day long interview with a series of technical folks. Detailed technical interview on the subject matter. Designed to weed out the posers and fakers.
They will draw something on the board of a problem that was seen by them and solved over a long time and expect you to answer in a few seconds.
The following metrics were computed from 14 interview experiences for the KLA Optical Engineer role.
KLA's interview process for their Optical Engineer roles is on the easier side as most engineers get an offer after going through it.
Candidates reported having very good feelings for KLA's Optical Engineer interview process.