Work together with Operations staff and fellow estimators to ensure General Conditions and General Requirements (GC/GR) items are properly addressed in estimate including, but not limited to, items such as temporary heating/cooling, electrical, power and lighting, including estimating of electrical and natural gas consumption during construction. Develop working relationships with local material suppliers and equipment vendors to solicit accurate and current pricing of plumbing fixtures, HVAC equipment, piping and sheet metal material, lighting, distribution equipment, low voltage systems, and other material pricing.