NJROTC/NDDCC Seeking a certified Navy, Marine Corps, or Coast Guard Enlisted (E6-E-9) for our Naval Science Instructor (NSI) position (assistant instructor). The ideal applicant is comfortable working after hours and some weekends to support extracurricular activities and cadet travel to school activities, competitions, and community service events. Applicants should be retired after at least 20 years of active duty service in the United States Navy, Marine, or Coast Guard in grades E-6 through E-9.