Ladder Greaser
A person who tries to climb the Corporate Ladder by cheating, then yells about getting fired, but they're too greasy and end up falling flat on their butt.
I got promoted because I slept with my boss, but now I'm fired because I didn't do it right.
He got fired for being a dirty cheater and sliding back down the ladder.
She got promoted, then got fired because she was too greasy to stay up there.