Energy & Environment

We are committed to advancing energy initiatives providing expertise in renewable energy development, energy efficiency, and resilience projects. By leveraging advanced technologies and a deep understanding of regulatory frameworks, Amentum helps clients achieve environmental stewardship and energy sustainability, contributing to a safer, cleaner future while supporting mission-critical operations.

Home Markets Energy & Environment

Amentum delivers innovative and sustainable solutions for complex environmental challenges and energy needs. The company excels in areas such as environmental remediation, restoration, and compliance, ensuring the safe management of hazardous materials and contaminated sites.

Environmental Firm, Nuclear Waste (Engineering News Record, 2024)

Environmental Firm, Federal Market (Engineering News Record, 2024)

Environmental Firms (Engineering News Record, 2024)

Related Capabilities

Select North America Client List


  • US Department of Energy (DOE)
  • DOE Office of Environmental Management (EM)
  • DOE National Nuclear Security Administration (NNSA)
  • DOE Office of Fossil Energy
  • DOE Office of Nuclear Energy
  • DOE Office of Science
  • DOE Office of Legacy Management

Select International Client List


  • UK Nuclear Decommissioning Authority
  • Sellafield Ltd
  • Électricité de France
  • Eskom
  • Slovenské Elektrárne
  • ČEZ
  • Tokyo Electric Power Company
  • GE Hitachi Nuclear Energy
  • Westinghouse Electric Company
  • Rolls-Royce SMR

Feature Projects


  • Robotics Design and Development for Harsh Environments 

    Amentum’s expertise in robotics was born in the harshest environment possible – the interior of nuclear reactors. The skills we have developed are now being used to gather data to inform how we can extend the life of infrastructure from roads to waterways and energy networks.  When a rise in temperature was detected inside reactors…

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  • SIAL

    SIAL® technology, developed by Amentum, allows on-site, room temperature conditioning of various standard and problematic radioactive waste streams including resins, sludge, liquid or crystalline borates, oils, other organic liquids, concentrates and ashes.  To date, SIAL has been used successfully to immobilize thousands of tonnes of waste from nuclear power plants in Slovakia and the Czech…

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