The value of the contract has not been disclosed.
The waste heat boiler will be installed downstream of a fluid catalytic cracking unit, enabling the production of gasoline in line with European Union Euro-5 standards.
Foster Wheeler has supplied a similar unit to the refinery, which is operational since 2010.
Work on the project is scheduled to be completed by March 2013.
Foster Wheeler is a global engineering and construction contractor and power equipment supplier delivering technically advanced, reliable facilities and equipment.