A Building Science job involves applying principles of physics, engineering, and environmental science to design, construct, and maintain energy-efficient and sustainable buildings. Professionals in this field analyze building performance, focusing on factors like energy efficiency, moisture control, indoor air quality, and material durability. They often work with architects, engineers, and construction teams to optimize building systems and ensure compliance with industry codes and standards. These roles can be found in consulting firms, government agencies, research institutions, and construction companies.