If you cant do enough dps to skip enrage timers, you are doing something wrong. You can do competitive DPS by just autoattacking.
Shameless plug -
And if you don't believe it works in raids heres a few examples, I have done it many times https://dps.report/DHSJ-20210601-223848_dei https://dps.report/rSgG-20210601-170253_xera
Raids are meant to be hard. You aren't meant to stack 10 tanks and get through, you just need to get good 😍