Environmental Scientist, CERCLA Specialist

DescriptionLeidos is seeking an Environmental Scientist - CERCLA Investigation & Remediation to support our growing portfolio of environmental investigation, restoration, remediation, and compliance projects for government clients.This is a remote position with up to 10% domestic travel.The Environmental Scientist will work with senior technical staff and multidisciplinary project teams to support environmental investigation and remediation projects, primarily under the Comprehensive Environmental Response, Compensation, and Liability Act (CERCLA). The position will focus on technical analysis, technical writing, and preparation of environmental reports and project deliverables.The successful candidate will have strong technical writing and analytical skills, experience with CERCLA investigation and remediation projects, and the ability to translate complex environmental data into clear, technically defensible conclusions and recommendations.Primary ResponsibilitiesPrepare environmental technical documents, including Sampling and Analysis Plans (SAPs), Waste Management Plans, Uniform Federal Policy for Quality Assurance Project Plans (UFP-QAPPs), Health and Safety Plans (HASPs), subcontractor statements of work, Remedial Investigation/Feasibility Study (RI/FS) reports, and other project deliverables.Analyze and interpret chemical, geologic, geotechnical, engineering, and other environmental data to support site characterization, remedial decision-making, and project reporting.Develop Conceptual Site Models (CSMs) and technical data presentations, including maps, cross-sections, tables, figures, and other visualizations.Support the development, evaluation, and selection of remedial alternatives and site exit strategies.Compile, evaluate, and report environmental data in accordance with project quality assurance requirements and applicable federal, state, and client requirements.Develop data-driven conclusions and recommendations and help maintain consistency and