Hello,
So here i am, currently i work as a technical support for a US based company called Suddenink or Optimum, i work as a back office agent where i correct the rate codes that was added by customer care agents and i make outbound calls to customers to inform them of the change on their accounts, and i'm looking for an extra part time job, i can do all the tasks that you mentioned above, and of course i can troubleshoot your internet, Cable boxes and your phone if you were a suddenlink or optimum customer :D if not i can guide you through how to troubleshoot them your self, anyway feel free to reach out to me any time,
BR