Floor Covering Estimator / Project Manager. Avellino Commercial Flooring, LLC is a full-service Commercial Flooring Contractor. We are looking for an Experienced Estimator / Project Manager to join our team and manage all aspects of a commercial floor covering project. Responsibilities. Complete on screen flooring take off's using Calidus Estimating Software. Experience with Calidus preferred but not required. Prepare floor covering proposals usi...