How do I keep up constant vigilance at work without burning out?

The discipline is there, but the never-ending watchfulness over safety and quality wears you down. That exhaustion is real, and it's the specific tiredness of a job where you can never fully relax. Naming it matters, because vigilance you don't manage will quietly empty you. The fix isn't to care less; it's to build the watchfulness into systems instead of carrying it all in your own nerves. Checklists, routines, and clear handoffs exist so that your attention isn't the only thing standing between safety and disaster. When the process holds part of the load, you can be alert without being braced every second. Good vigilance is designed, not just endured. So look at where you're carrying tension that a system could carry instead. Pick one recurring worry and turn it into a checked step that doesn't depend on your memory or mood. You'll still be responsible. You'll just stop being the only safeguard, and that's how you last.