An employee isn't going to change Google to exit the mass surveillance and mass propaganda businesses any sooner than they're going to change Raytheon to exit the missile business. It's fundamental to what the company does.
The relevant comment is misinformed. The person they're referring to without naming is Irene Knapp, who left Google (presumably over her qualms). She's named in some press articles about the Google walkouts in 2020, e.g.: https://www.nytimes.com/interactive/2020/02/18/magazine/goog...