I've often found that getting work to do after starting a new job is surprisingly difficult. My suggestion is to find out what your manager is doing... and try

I've often found that getting work to do after starting a new job is surprisingly difficult. My suggestion is to find out what your manager is doing... and try to do it for them. Or otherwise, do this with some other people in your team. Possible outcomes are that they'll be happy, or they might say "no, don't do that, do this instead!".