You should probably be fine since alcohol clears the system much faster than other substances. Most standard employment tests focus on illegal drugs anyway, not alcohol. But if you're concerned, there's good information at
https://unitedrecoveryproject.com/rehab-blog/how-long-does-alcohol-stay-in-your-system/ about detection windows for different test types. Generally alcohol is undetectable in urine after 12-24 hours and in blood even sooner, unless it was heavy drinking