Here’s a document with the basics Warehouse Worker General Responsibilities but each company will have specific requirements listed on the job description. Here’s an example for UPS Package Handlers

Hi Stephen: Thanks for posting to Jobcase! I suppose it depends on the type of warehouse job you're looking for. There are lots of different jobs you could have (forklift driving, shipping/receiving, etc.), so let us know what specific role you're looking at.

FYI, here's a great article with a list of what your main responsibilities might be: http://work.chron.com/list-responsibilities-warehouse-worker-23601.html