EC TEACHER ASSISTANT. . Purpose. To assist and support the teacher in the planning, organizing and preparation of instructional materials. To provide support for clerical, technical and general classroom functions. . Qualifications. 48 semester hours which include core courses with an overall 2.5 or higher GPA from accredited institution. OR. Associate Degree or higher with an overall 2.5 or higher GPA from an accredited institution. OR. WorkKeys...