I have two theories. Section 31 was terrible at recruiting covert ops and we've seen their blundering over and over again on the small screen. Or, they were very good at covert ops and we've only seen the few times they misjudged the morality of their operatives.
I'm a carpenter. If I do my job well, you won't know I was there at all.
I think he's been in some Hallmark Christmas movies, so you might want to continue to avoid those.