Weren't the crew already doomed before WAU

[Abion47]

It's possible that he isn't doing it consciously. His creation was entirely unorthodox, and his character isn't the most emotionally stable in the world. It's entirely possible that he is subconsciously letting out electromagnetic signals wherever he goes, which grows in intensity when he gets excited. Likely, even, as it would explain the lapse of power when he appeared on the climber and the explosion at the end of Omicron.