There is nothing the Gear Head can't fix. A Gear Head was taking things apart and putting them back together since childhood. Often found under the hood of a car or inside an aerodyne's vector pod, the Gear Head always smells like engine grease or jet fuel.
auto or aero tech, driving or piloting
secure tech, rigging
Of course, the roles you can play are just suggestions. Sindome is a level-less and class-less roleplaying game, so you are free to define your character's role all on your own. We look forward to your ideas!