[maestroia]

It's always difficult for people to ask for help. The best thing senior engineers can do is set the example and ask for help when they get stuck on something--even if it's something they could figure out on their own with some time.

[fsociety]

100%. If your seniors aren’t asking for help or even casually chatting in channels, then why would the juniors be expected to start. Setting the example helps encourage it and make it no big deal.