The High School Intervention Specialist 9-12works with students who have a wide range of learning, mental, emotional and physical disabilities to ensure that lessons and teaching strategies meet the students' needs, teach independent living skills, and provide appropriate literacy, communication, and math skills. The High School Intervention Specialist 9-12 works with students who have a wide range of learning, mental, emotional and physical disabilities to ensure that lessons and teaching strategies meet the students' needs, teach independent living skills, and provide appropriate literacy, communication, and math skills.