Under the contract, KBR will service one of the six on-site production units at the Western Hemisphere aromatics petrochemical site.

The company said the plant at Decatur utilizes paraxylene to manufacture plastic bottles, polyester material, and new generation polyesters and resins. The latest contract is valued at $3.5m.

KBR Services group president Ivor Harrington highlighted that the firm serves the petrochemical industry by providing specialized turnaround management, project controls, and direct hire execution services.

"We are pleased to have been selected by this valued client and look forward to building on our long-standing relationship as we work toward the successful completion of this project," Harrington added.