Instructors sometimes wait until the first day of the term to make their courses visible to students. They do this by changing the course setting from "Hide" to "Show." If you have any questions about the availability of the course, contact the instructor.
If the course is visible and you still have trouble finding it in Moodle, check the settings in your Moodle Dashboard. This video explains how you can arrange and filter how your courses are displayed:
If the course does not appear on your dashboard after you have adjusted the settings, you should email the Registrar's Office at Registrar@Fielding.edu to inquire about your enrollment.