Under the contract, Amec Foster Wheeler will provide a range of services to support decommissioning, waste management and other work across UK nuclear sites.
The company will provide services to support site characterization, engineering design and delivery of the UK geological disposal facility as well as low-level waste repositories in Cumbria (England) and Dounreay (Scotland), and the research reactor sites at Harwell and Winfrith.
Amec Foster Wheeler will also provide the NDA with decommissioning and radioactive waste management services; engineering design and technical support for decommissioning; safety case management; laboratory and experimental research; and environmental assessment.
The contract value has not been disclosed, but the company said it will increase the range of services it currently provides to NDA.
Amec Foster Wheeler Nuclear Services business vice president Andy White said: "By combining our clean energy and environmental skills we are able to provide a world-class service to the NDA in their drive to manage the UK’s nuclear clean-up programme."
Amec Foster Wheeler designs, delivers and maintains strategic and complex assets in the global energy and related sectors for its customers.