RTI INTERNATIONAL is NOW HIRING. RTI International is seeking Part Time Field Interviewers to travel onsite to local hospitals and birthing facilities to introduce the Guilford Readiness of Children for School Study (Guilford ROCs) and gain participation. APPLY TODAY. Part Time Field Interviewers will be responsible for having an in-depth understanding of the study, its importance, and future impact. Using a tablet, field interviewers will gain c...