Sentence:  The Civil Engineer (CE) Readiness Flight Officer and <WSD>seven-level</WSD> Craftsman courses provide flight leaders and mid-level NCOs with the background and the technical information that is necessary for effective management of the CE Readiness Flight and contingency response operations. 
Meaning of the word marked with <WSD> tags:  A person who has qualified for "Craftsman" level of skill in the United States Air Force, with more training than "Journeyman" (five-level), but less than a "Superintendent" (nine-level)