hi,

see clinical psychologist position is fills by recruitment test and follows by interview in most of the medical and hospital, however time to time recruitment process might differ, but you must have the eligible qualifications along with relevant experience, after 12th study you need to take bachelors in psychology , after that you need to study masters in clinical psychology. some of the top university has internship opportunity for students who are in masters course, however since government hospitals has limited number of vacancy comes , you need to check regularly for the recruitment notices.