Working 10+ hour days and weekends was normal and often expected. Once a supervisor called me on vacation to get work done - and told me to get used to it.
Lots of creepy IT software on work machines without a competent enough team to manage it, resulting in frequent work loss and interruptions.
HR seemed to be monitoring every communication for "wrong-think" and made me feel very uncomfortable.
Virtually no opportunities to interact with senior leadership team, who only communicated through one-way announcements and absurd motivational speeches.
401k and donation matching was low, while healthcare premiums were high.