According to the 9 Aspiration Formula:

The north sector is known as the career sector. If you want to activate your career add water features such as fish tanks or fountains to this sector. Since dragons are also a symbol of water place one in the north facing the north at running water.

Homes with an odd shape north sector will find trouble finding suitable work

Next Apply the 8 Mansions Formula

What a career really is referring to in Feng Shui is your life's purpose. It's more than just a job. Here you should face your Life or Fu Wei direction for personal development.

Flying Star

Ideally you want to find rooms with the number 1, 6, or 8 and activate any number 8 with water features.

Black Hat Theory

If you look at your house directly the front door is the mouth to your career. This is with the assumption the front door is directly in the center of home's layout. Keeping this area full of flowers and good chi will help prospects of the home land great opportunities.