Didn't get the answer you liked on mj.com?
I did a search on google for, "charter communications random drug test" and your thread their popped up as first search result.
does charter communication random drug screen? | Marijuana.com
Just ask the other employees if they do random drug test when you start.
I love how the mods on mj.com immediantly ignore your question and try to tell you synthetic urine doesn't work, don't believe the mods on the drug testing section on mj.com about synthetic urine, that's because those mods own a detox company are trying to spread myths and lies that synthetic urine doesn't work so they can sell their over priced magic potions.