Anything in the world can be part of a job description. That speaks nothing about if it is reasonable or ethical.
Many, many, many industries have overnight staff to handle these issues, but likely because software engineers tend to be young, lack a union and are paid salary with no overtime compensation, it is somehow acceptable in this industry. Which is why I honestly asked that question. Why do you and the above poster, find it so normal to be on pager duty when so many other industries, often with much more critical services, do not require it?
Many, many, many industries have overnight staff to handle these issues, but likely because software engineers tend to be young, lack a union and are paid salary with no overtime compensation, it is somehow acceptable in this industry. Which is why I honestly asked that question. Why do you and the above poster, find it so normal to be on pager duty when so many other industries, often with much more critical services, do not require it?