Nursing is way different than a doctor. For nursing you will not need to do an internship at the hospital. I assure you you will find a job. This is a high demand field. Go for your pre ed classes then apply for the R.N. program then you can always do a bridge program to Masters of R.N. special in Oncology. I am sure they need great people to help with cancer patients, always. You will do well. If you decide to do an internship at a hospital this depends on the hospital staff, and most the time yes they do hire you in on either per diem. traveling, or there at the hospital, The best to you have a great career.