Feb. 4, 2023 Airman appreciates going 'hands-on' with aircraft For Airman 1st Class Nea Shafer, service in the Michigan Air National Guard as an aerospace propulsion technician is just one part of her life in the aviation industry.The Citizen-Airman serves part-time in the 127th Maintenance Squadron, working on the jet engines on A-10 Thunderbolt II aircraft.