He is very flippant and self-important. Coworker also has a tendency to ramble on about himself in a braggadocious way. However, he is actually pretty clueless about most things that go on in the office, and he tends to be generally unhelpful or willing to put in any effort. If this fact is pointed out, though, he becomes insecure. ".. And then they just gave me the job" he smirks, he sounds like such a self-centered jerk