The Center for Career and Civic Engagement provides an immense amount of information, training, and support. Please visit their web site regularly.
For instance, they provide excellent resume advice as well as information on what you can do with a wide selection of majors.
In addition, they can help you locate internships that will help you build your resume and discover the many opportunities available to students with expertise in sustainability.
There are many places for environmental professionals to look for a job. Here are a few websites that may be helpful.