Full Job Description. Lewiston-Nez Perce County Regional Airport. Under the direct supervision of Deputy Directors of Maintenance and Operations, the Airport Maintenance, Operations and Airport Rescue Fire Figher (ARFF) Specialists at Lewiston-Nez Perce County Airport are responsible for assisting in the overall operation of airside, landside, and terminal areas on an assigned shift, including nights, weekends, and holidays. This position ensures...