The U.S. Department of Energy (DOE) Office of Nuclear Safety and Environmental Assessments, within the independent Office of Enterprise Assessments (EA), performed an assessment of the conduct of engineering pertaining to underground ventilation and geotechnical engineering at the Waste Isolation Pilot Plant (WIPP). The purpose of this EA assessment was to evaluate the effectiveness of engineering processes implemented by the facility contractor, Nuclear Waste Partnership, LLC (NWP). This assessment was conducted remotely from April to August 2020 due to the COVID-19 pandemic.