Equipment maintenance can do what

From a realistic point of view, I think it is better not to change jobs, I used to be like you, engaged in the maintenance of equipment, mechanical and electrical aspects of the maintenance, but changed, and now regret it, in fact, specialize in a line, a line of fine, more than anything else to come to the real, unless you want to start their own business, or not or specialize in the line of good, this line is actually quite good!