Environment & Infrastructure



Environment & Infrastructure

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Environment & Infrastructure

Leidos is trusted by civilian and defense agencies with substantial environmental and sustainability driven missions. Our pedigree across environmental management, nuclear security, energy efficiency, infrastructure management, mission support, and IT modernization provides the applicable reach back needed to transform operations while modernizing aging infrastructure and maintaining environmental stewardship.

Strategic Planning Analysis

Infrastructure Management & Operation

We support several of the Department of Energy’s (DOE) largest nuclear production, operations and remediation sites including the Hanford Site in Richland, Washington; the Y-12 National Security Complex in Oak Ridge, Tennessee; and the Pantex Plant in Amarillo, Texas.  At Hanford, we provide site-wide infrastructure management and operation including oversight of land and logistics, public works, information technology, fleet transportation, environmental sustainability and compliance, first responder services, and future project planning.

Environmental Planning NEPA

Environmental Planning

Leidos has a long history of completing concise, cogent, legally defensible National Environmental Policy Act (NEPA) decision documents like Environmental Assessments and Environmental Impact Statements, to meet Federal and state environmental compliance requirements. Industry and federal agencies turn to Leidos for our in-depth understanding of standard procedures, permitting agency requirements, and public and stakeholder participation. Leidos offers support in resource issues, impact analysis, and impact avoidance, minimization, and mitigation measures.


Environmental Response

Our environmental engineers and scientists address all aspects of remediation for soil, groundwater, surface water, and sediment, including removal, treatment, bioremediation, containment, resource management, land use and institutional controls, air emission control and monitoring, and remedy performance monitoring and reviews – including National Emergency Rapid Response. Leidos’ proven experience includes implementation and operation of remedies under multiple regulatory programs for a broad range of chemical and radiological contaminants in varied and complex site settings.

Smart Grid Select

Energy and Environmental Modeling

Leidos has supported the DOE’s National Energy Modeling System and the Environmental Protection Agency’s Environmental Modeling and Visualization Laboratory for more than two decades by provisioning, maintaining, and supporting the use of high-performance computing and scientific visualization. Our DOE scope of work also includes strategic assessments of energy supply and demand, transmission and distribution, and conversion technologies.

Nuclear Security

Nuclear Security

Our nuclear technology and security professionals assist civilian and military stakeholders with nuclear deterrence, nuclear nonproliferation, and nuclear counterterrorism missions throughout the U.S. government. The Leidos team delivers essential services including nuclear criticality safety analysis and annual assessment, material control and accountability, and site safeguards and security support.

Planning Consulting

Science and Specialty Consulting

Leidos provides a highly-skilled staff of chemists, biologists, engineers, geologists, environmental scientists and support personnel for projects that require 24-hour emergency response, field work, onsite monitoring, or new materials and methods. On the advanced chemistry and materials development front, we are recognized for our materials and corrosion research, development, testing, and evaluation with the Naval Research Laboratory.

Contact Us

For additional information on our capabilities, please contact us today.

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Capabilities Brochure
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