Just like a company is trying to sell their products, you are trying to sell your skills.
Before you get started on the job search, make sure you ask yourself the same questions an entrepreneur would: How can I offer differentiation?
Where are the voids in my industry, and how can I fill them?
As for the actual job hunt, before diving in, consider these things:
If you lack basic pop culture knowledge, this is one of the easiest ways to date yourself.
I am not saying you need to be an encyclopedia, but you should know enough to hold a conversation.