Skill Level 1 Removes, replaces, services, prepares, preserves, cleans, and stores engine assembles or components. Disassembles, repairs, resembles, adjusts, and diagnostically tests turbine engine systems, subsystems, and components according to directives. Assists in troubleshooting engines and rigging engine controls. Performs limited maintenance operational checks. Uses and performs user maintenance on common and special tools. Requisitions and maintains shop and bench stock for repair of aircraft engines. Prepares request for turn-ins and repair parts and engine components. Prepares forms and records related to MOS.
Skill Level 2 Performs duties described in previous skill level and provides technical guidance to subordinate personnel. Diagnoses and troubleshoots malfunctions in aircraft engines and their components. Participates in maintenance test flights as required.
Skill Level 3 Supervises and provides technical guidance to subordinate personnel performing aircraft powerplant maintenance. Evaluates maintenance operations and facilities for compliance with directives, technical manuals, work standards, safety procedures, and operational policies. Performs maintenance trend analysis and applies production control, quality control, and other maintenance management principles and procedures to aircraft engine maintenance and shop operations. Instructs personnel and conducts technical training in aircraft engine system maintenance, supply, and safety techniques. Evaluates the technical training program. Monitors requisition of parts, tools, and supplies.