US Department
of Energy

Ensuring DOE projects are successfully completed in a safe, effective, innovative, and efficient manner.

For over 100 years Amentum and our heritage companies have been providing innovative solutions to our energy clients. We are recognized for safe and innovative management of high-risk, technically complex projects and programs for the U.S. Department of Energy. Amentum makes the world safer and more secure by eliminating nuclear hazards and strengthening national security. We are a preferred partner that provides unique expertise, resilience and commitment to excellence in delivering challenging projects that make a difference.

From engineering and design, through construction, start-up and operations, we provide the expertise to safely deliver your mission.


  • All Amentum led DOE Projects are Voluntary Protection Program (VPP) STAR Sites
  • Remediated 558 waste sites 323 facilities at the Hanford Site
  • Poured more than 4200 High Level Waste canisters and grouted more than 31 million gallons of radioactive waste at the Savannah River Site
  • Delivered the Tank-Side Cesium Removal system, a critical component of the direct-feed low-activity at Hanford
  • Completed the complex and formidable task of the first-ever decommissioning, deactivation, demolition and remediation of the world’s first uranium gaseous diffusion plant at the Oak Ridge Site
  • Disposing of the nation’s legacy transuranic waste by cleaning up 22 DOE generator sites nationwide at WIPP

Making the World Cleaner, Safer,
and More Secure


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    High-level waste management & operations
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    Nuclear site remediation & closure
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    Laboratory facilities management & operations
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    Project management, cost control, & scheduling
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    Nuclear legacy decommissioning
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    Licensing and regulatory affairs
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    Life-cycle nuclear waste management services
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    Nuclear safety
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    Integrated safety management
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    Conduct of nuclear / high-hazard operations
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    Complex high-hazard operations and projects
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    Nuclear design, engineering, and consulting services
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    TRU waste management and disposition
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    Criticality and Radiological Engineering

Selected 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



Amentum Named #1 Military Friendly ® Company

Amentum Closes DynCorp International Acquisition

Amentum-BWXT Partnership Lands $296M DOE Contract Option for Transuranic Waste Mgmt Services; John Vollmer Quoted

U.S. Department of Energy extends Amentum-led joint venture contract at the Waste Isolation Pilot Plant

Amentum to Acquire DynCorp International

U.S. Department of Energy provides Notice to Proceed to Amentum-led Joint Venture on the Central Plateau Cleanup Contract at the Hanford Site

Amentum Earns 2021 Military Friendly ® Employer Designation

Council Honors EM Contractors as Leaders in Safety

Mark Whitney Makes Top 30 Public Sector Leaders to Watch in 2020

Energy Dept. Puts Hold on $13B Hanford Site Nuke Waste Cleanup Award

U.S. Department of Energy Extends Amentum-Led Joint Venture Contract at Oak Ridge Reservation for Additional Two Years

Amentum Team Selected by the U.S. Department of Energy for Nationwide Deactivation, Decommissioning and Removal Contract

Media Advisory: NDA’s LLWR and Dounreay Contract Decision

Blood Drive in Downtown Aiken Nets 166 Pints

Tom Foster Assumes COO Role at Amentum Nuclear Unit; John Vollmer Quoted

Oak Ridge Modernizes Critical Wastewater Treatment System


Cheryl Cabbil- The Gold Standard of Leadership

Lean Concepts Unlock New Ways to Process Waste at the Savannah River Site

Data Privacy Day: Amentum Takes Data Privacy and Protection Seriously

Amentum led company begins work at DOE’s Hanford Site

ETTP – UCOR, History, learning and Approaches to Nuclear Clean up

Rock Climbing and Chemical Engineering: They have more in common than you think

UCOR Recognizes Small Businesses

Progress Continues Toward Treatment of Radioactive Waste at DOE’s Hanford Site

Amentum Celebrates Six Months as an Independent Company

Eight Amentum Projects Recognized for Safety Excellence with NSC 2020 Industry Leader Awards

Developing a Culture of Resilience to Successfully Manage the Next Crisis

New Application: An Innovation Significantly Reduces Prep Time for Waste Processing at the DOE’s Savannah River Site