13. Janitorial Manager
If you are good at managing people and don’t mind working nights, then this job is for you. Although most janitorial managers start as janitors themselves, you can quickly become a janitorial manager without being a janitor if you have prior managing experience. According to Payscale, the median pay for a General Janitorial Manager $52k annually. If you have ambitions to go further than that, you can become a Director of Operations, where the median pay is $62k.