Trending Now. Employers reported the lowest expected salaries for the following majors:. Environmental engineers combine aspects of engineering with natural and environmental sciences to analyze and solve environmental problems. Marine engineers and naval architects design, build, and maintain ships of all sizes and varieties, though most often they work in military and industrial settings. Atmospheric and space scientists study the weather, climate, and atmosphere on Earth, and sometimes in space. This compensation does not influence our school rankings, resource guides, or other information published on this site. Compensation Research.