I'm not sure "dirty" work is the right framing here. I'd consider those problems "hard work". They aren't neglected because they're perceived as less interest

I'm not sure "dirty" work is the right framing here. I'd consider those problems "hard work". They aren't neglected because they're perceived as less interesting but often because they require knowledge or abilities that many engineers don't have and aren't willing to put in the work to learn.