Nutritionists, like most healthcare workers are in high demand right now.  That means it's easy to find nutritionist jobs!  You can start your search for nutritionist jobs online.

One of the most popular places to find nutritionist jobs is Monster. A quick search on Monster for "nutrition" within 10 miles of my suburban home pulled up a whopping 933 jobs!  Now some of these aren't traditional nutritionist jobs, but they involve health and nutrition of some kind. 

I found some great nutritionist jobs in my search.  First, New England Medical Center in Boston is looking to fill nutritionist positions.  The job description is:

Provides nutritional assessment, support, and consultation to patients and families seen for follow-up in the department of Pediatrics, Division of Metabolism & Division of Gastroenterology (GI) clinics & physicians. Based on clinical data, physicians orders, and patients life style of living, develops with patient or caretaker(s) a realistic plan for adherence to a medically prescribed metabolic or GI regime. services as a nutrition resource in Pediatric Metabolism & Pediatric GI for staff, students, and appropriate community groups. Bachelors degree in Human Nutrition, Masters Degree preferred. Registered dietician by the American Dietic Association. Mass license Dietician/Nutritionist.

Note that you need to be a licensed nutritionist or dietician in Massachusettes in order to apply.  This may be a limitation as you look for a nutritionist job if you are moving to a new state.