Synonyms to ground tester

mechanic, aeromechanic, aeronautical engineer, aircraftsman, apprentice, artificer, artisan, artist, cobbler, craftsman, craftswoman, doctor, fixer, flight tester, grease monkey, handicraftsman, jet engineer, journeyman, little Miss Fixit, machinist, maintenance man, master, master carpenter, master craftsman, mechanician, mender, prentice, renovator, repairer, repairman, restorer, rigger, rocket engineer, serviceman, technician, tinker, trouble man, troubleshooter, wright