- The ability and want to learn. I offer the following advice to every firefighter I teach: the day you think or believe you know everything, is the day you quit. (I'm a software dev. by trade with fifteen-odd years experience as an operational firefighter (and still am to this day)).- Find a domain or two you have an interest (better yet, a passion) in, that isn't IT, and pair your IT skills to it. My day job is (more generally) emergency management, so I pair my geospatial analysis and program...