If you are looking at being an A&P (Airframe & Powerplant) aviation mechanic then the math required will be much less than if you are looking at being an Aerospace Engineer. Probably strong Algebra versus Calculus for AE's. A&P's are in demand because the global aviation industry is expanding so fast.
Greg recommends the following next steps:
- Here's an A&P job description: https://www.naa.edu/programs/what_is_an_ap_mechanic/
- Boeing publishes a future demand outlook report that's considered very accurate - https://www.boeing.com/commercial/market/pilot-technician-outlook/