Military Grades: Enlisted: (E5-E8) or Warrant Officer (WO1-CW4) Minimum Requirements: Experience, education, or training which has provided the applicant with a knowledge of equipment maintenance work, or skill in reading engineering drawings and specifications, using test instruments, making computations, and keeping records. Experience using computer and automation systems. SPECIALIZED EXPERIENCE: Must have at least 24 months experience in applying principles, concepts, and methods of equipment, facility, or service operations sufficient in planning assignments. Experience using well-established occupational methods and techniques to determine facility, grounds, equipment overhaul, maintenance, restoration, repair needs, etc.