Jobs are available in all fields since the American economy needs people from all walks of life: engineers, managers, graduates from the field of science etc.Of course there are periodic booms and recessions in all fields. But an enterprising person can usually find a good job in any field.
The salaries after completing a master’s-level course of studies in the United States is quite good. After an MS or an MBA, you can get a salary in the range of $55,000 to $85,000 per annum. Of course, the salary structure depends on several factors, including your field of specialization, the university from where you obtained your degree, the geographical are where you get the job and of course your ability to convince your employers of your calibre.