WorleyParsons has won a contract to build an oil sands project in Canada.

The company said it would receive $Can387 million ($A402 million) in revenue for the engineering, procurement, fabrication and construction of field facilities for the MacKay River commercial oil sands project in Alberta.

The project is a joint venture between Canada’s Athabasca and China’s largest oil producer PetroChina.

WorleyParsons shares had fallen 17 cents to $22.86 by 1120 AEST.