Press Release

HOUSTON - May 16, 2017 - KBR, Inc. (NYSE:KBR) announced today it has been awarded Operator Training Simulator (OTS) and Reliability Based Maintenance (RBM) services contracts by JSC EuroChem Northwest for their ammonia plant under construction in Kingisepp, Russia.

The OTS will provide a cost effective solution for training operators for a safe and efficient plant start-up and continued on-going operational training. The RBM will enable proactive monitoring of assets and formulation of appropriate reliability strategies which will lead to continuous improvement of performance, improved safety and higher productivity.

Under the terms of the contracts, KBR will provide turnkey delivery of the OTS and RBM solutions and services for the Kingisepp ammonia plant with design capacity of 2,700/2,890 MTPD, or 1 million tonnes per annum.Ê The new plant uses KBR's highly efficient Purifierª Ammonia technology.

"KBR is pleased to have the opportunity to provide OTS and RBM for JSC EuroChem Northwest," said John Derbyshire, President, KBR Technology and Consulting (T&C).

"KBR is committed to providing state-of-the-art solutions for safe plant start-up and operations and providing an environment to achieve preventative and predictive maintenance activities of the ammonia plant."

"This project is indicative of KBR's strategic commitment to growing our presence in Russia," Derbyshire continued.

KBR has been a leader in providing know-how based automation services and solutions to support the KBR Technology Licensed process technologies and engineering, procurement and construction (EPC) projects for more than 20 years.

Revenue associated with this project was undisclosed and will be booked into backlog of unfilled orders for KBR's T&C Business Segment in two installments, the first was booked in in the fourth quarter of 2016 and the next will be booked in the second quarter of 2017.

About KBR

KBR is a global provider of differentiated professional services and technologies across the asset and program life cycle within the Government Services and Hydrocarbons sectors. KBR employs over 34,000 people worldwide (including our joint ventures), with customers in more than 80 countries, and operations in 40 countries, across three synergistic global businesses:Government Services, serving government customers globally, including capabilities that cover the full life-cycle of defense, space, aviation and other government programs and missions from research and development, through systems engineering, test and evaluation, program management, to operations, maintenance, and field logistics. Technology & Consulting, including proprietary technology focused on the monetization of hydrocarbons (especially natural gas and natural gas liquids) in ethylene and petrochemicals; ammonia, nitric acid and fertilizers; oil refining; gasification; oil and gas consulting; integrity management; naval architecture and proprietary hulls; and downstream consulting. Engineering & Construction, including onshore oil and gas; LNG (liquefaction and regasification)/GTL; oil refining; petrochemicals; chemicals; fertilizers; differentiated EPC; maintenance services (Brown & Root Industrial Services); offshore oil and gas (shallow-water, deep-water, subsea); floating solutions (FPU, FPSO, FLNG & FSRU) and program management

KBR is proud to work with its customers across the globe to provide technology, value-added services, integrated EPC delivery and long term operations and maintenance services to ensure consistent delivery with predictable results. At KBR, We Deliver.

Visit www.kbr.com.

Forward Looking Statement

The statements in this press release that are not historical statements, including statements regarding future financial performance, are forward-looking statements within the meaning of the federal securities laws. These statements are subject to numerous risks and uncertainties, many of which are beyond the company's control that could cause actual results to differ materially from the results expressed or implied by the statements. These risks and uncertainties include, but are not limited to: the outcome of and the publicity surrounding audits and investigations by domestic and foreign government agencies and legislative bodies; potential adverse proceedings by such agencies and potential adverse results and consequences from such proceedings; the scope and enforceability of the company's indemnities from its former parent; changes in capital spending by the company's customers; the company's ability to obtain contracts from existing and new customers and perform under those contracts; structural changes in the industries in which the company operates; escalating costs associated with and the performance of fixed-fee projects and the company's ability to control its cost under its contracts; claims negotiations and contract disputes with the company's customers; changes in the demand for or price of oil and/or natural gas; protection of intellectual property rights; compliance with environmental laws; changes in government regulations and regulatory requirements; compliance with laws related to income taxes; unsettled political conditions, war and the effects of terrorism; foreign operations and foreign exchange rates and controls; the development and installation of financial systems; increased competition for employees; the ability to successfully complete and integrate acquisitions; and operations of joint ventures, including joint ventures that are not controlled by the company.

KBR's most recently filed Annual Report on Form 10-K, any subsequent Form 10-Qs and 8-Ks, and other Securities and Exchange Commission filings discuss some of the important risk factors that KBR has identified that may affect the business, results of operations and financial condition. Except as required by law, KBR undertakes no obligation to revise or update publicly any forward-looking statements for any reason.

For further information, please contact:

Investors
Nelson Rowe
Senior Vice President, Investor Relations
713-753-5082
Investors@kbr.com

Media
Marit Babin Stout
Vice President, Global Communications & Government Relations
713-753-3800
Mediarelations@kbr.com