A crane rigger is responsible for lifting and moving large or heavy load objects with the use of a crane. These skilled professionals are certified to safely operate this heavy machinery. In this career, you typically works on construction sites such as tall buildings, ships, bridges, and roads. Since the size of the load you are moving with the crane can be dangerous, you must comply with all safety standards as outlined in your certified training. Your job duties include operating the crane equipment and making sure the crane is assembled properly.