You definitely have to push for it, only in the best of companies will everyone from top to bottom management take case of this proactively. Speak to your manag

You definitely have to push for it, only in the best of companies will everyone from top to bottom management take case of this proactively. Speak to your manager regularly that you need to expand your skills, tell him why, and show him what you want to do and how he can help. Some managers are not very good at this and you need to do the majority of the work. Accept it and do your part, but don't think training isn't needed just because your manager doesn't bring it up.