A week before your trip you should have your I-20 signed by DSO in the Admissions office. You must also make sure that you have your passport and any other documents that are necessary for you to legally leave or re-enter the country. Yes, you are allowed to work as long as you are maintaining your immigration status. During the school year you are allowed to work a maximum of 20 hours per week on campus . During holidays and school breaks you are allowed to work 40 hours per week.
Illegal employment can result in deportation.
For any questions regarding immigration see Mrs. Titus. The primary reason is because it is University policy. It is also necessary for your protection. In the event that you are in an accident or injured, the company you are insured by will pay for either all of the costs or most of the costs of your medical treatment. In the united States, medical treatment is very expensive.