Professionally be prepared for a lot of hard work. Long hours but doing a job that is right at the front of technology and giving direct support to operations. Expect time in other sunny climes. despite the uninformed BS you read, the operation is run by some talented individuals. Working with our cousins can be frustrating but also tremendously rewarding.
Vegas is Vegas and most people know the Strip and all its distractions. Once you're away from the Strip its like any other US city. Great quality of life but a brutal climate.
If you're looking for a holiday, try elsewhere. If you want a challenge it's unique.