[dantheman]

Then that's what you should get in your contract when the hire you. They will probably stipulate that you must give them X notice where X is a fairly is larger than average, with the stipulation that if you aren't performing at a good level during X period they can somehow get money from you...

[davidw]

Or perhaps they won't hire you at all if you start sending signals that you're worried about getting fired from the outset.

[gaius]

At the top level in CxO roles, it is normal to have it written into your contract that if you get fired you will go on getting paid for so many months/years, all your options will immediately vest, etc. Scam, or equivalent to tenure for college professors? Varies, I guess.