A skid loader, skid-steer loader, SSL, or skidsteer is any of a class of compact heavy equipment with lift arms that can attach to a wide variety of buckets and other labor-saving tools or attachments. As a skid steer operator, your exact duties may vary according to the project at hand, but include digging holes, moving large objects around a construction site, digging trenches, moving dirt or earth, assisting with laying pavement, and plowing snow.