Mars in Leo tends to come into its own wherever there's a face, a voice and an audience. The stage, the camera, the meeting room, a room full of clients, a class of students — any role where the result of the work is visibly attached to the person rather than dissolved into a shared spreadsheet. I often come across charts like this among directors, coaches, presenters, creative directors, teachers with a method of their own, doctors with a name, and founders who have become the brand of their own company.
The worst fit, by some distance, is work where the Leo is an invisible link in the chain. An analyst buried in a large department, an executor of other people's ideas, the person whose reports go out under a manager's signature. In that kind of role they tend to fade within half a year and start either falling ill or kicking up rows out of nothing. It isn't laziness and it isn't a bad character — it's a signal that the fire isn't being fed.
Money, with this placement, runs in two directions at once. They usually earn well, because they can sell through their own presence and they aren't shy about naming a large figure for their work. But they also spend broadly — to keep up a noticeable standard of living and to lavish things on the people they love. So it tends to help these people to build a separate financial frame on purpose: a buffer, regular saving, a clear ceiling on the 'grand gestures'. Without that frame, the first hard stretch lands heavily. With it, Mars in Leo becomes one of the most hard-working and recognisable types in any line of work where being the face of it is allowed. Take all of this as a mirror for self-reflection and a bit of fun — not as a forecast of how your life is bound to go.