This should be a well-positioned individual in the company who can get to people to make things happen internally. Be enthusiastic and positive about it. Your company should be represented by the best people, not the best available. Provide specific, well thought-out information for the positions you are seeking to fill. Interviewers must be knowledgeable about these positions as well as the company, training programs, products, location, etc.
Technical students seem to prefer technical recruiters.
Identify a key executive in the company to be a liaison representative for the school. He or she need not be an alumnus, but that is helpful. The key attribute is interest and enthusiasm in doing jobs with the assigned school. Maintain current, relevant recruiting literature on the campus. Information sessions on the company can be useful if these are done the evening prior to interviewing and can save valuable time during the interview.