Also that senior engineer can be high performing in one situation and not in another. And it is not always about the job. Some trouble at home and can't sleep w

Also that senior engineer can be high performing in one situation and not in another. And it is not always about the job. Some trouble at home and can't sleep well? Not going to be a top performer for long. What I mean is that it is hard to give a number to a person. Sometimes they shine, sometimes they don't.