Pickers and packers typically work in warehouses, where they fulfill orders by selecting an ordered piece of merchandise and prepare it for shipment. Finding reliable workers for this in-demand position is not easy, but a well-written picker/packer job description is an important first step. Picker packers typically work in warehouses filling orders and assisting with the inventory. They work closely with vendors and warehouse staff to pick up and process orders as they come in. They must be familiar with the layout of the warehouse and inventory and be able to pick and move items as requested.