очень стараться(Также есть варианты "get on one's work boots on" и "bring one's work boots" eg "They're a hot team, but we just put on our work boots today and worked really hard, stayed disciplined and followed our game plan.'' VLZ_58)
авралить(Additionally, the users are probably accustomed to the IT team working in an "all hands on deck" mode when incidents occur. george serebryakov)