make (one's) way in (something)
To find independent success in something or some profession. I've been trying to make my way in marketing for the last couple of years, but it hasn't really been working out for me. It's bittersweet as a parent to watch your children leave home so they can make their way in the world.
make your ˈway in something
succeed in something, especially a job: She’s trying to make her way in the fashion business.The time had come to leave home and start to make his way in the world.