Press Release

Wire Release
_HOUSTON Ð (June 27, 2018) Ð KBR, Inc. (NYSE: KBR) announced today that Todd May, Director of NASA Marshall Space Flight Center, will join KBR's global government services business, KBRwyle, in July. May will serve as the Vice President of Space Strategy and will lead the organization's Systems Analysis & Services Division. In his new role, May will support enterprise space initiatives and oversee a systems engineering division supporting a variety of defense and civilian agency customers.

May brings 28 years of expertise leading government initiatives and a broad range of engineering, propulsion, scientific, and space transportation activities. In his current role as the director of NASA's Marshall Space Flight Center in Huntsville, Alabama, he is responsible for an annual budget of over $3 billion. May leads one of NASA's largest field installations with nearly 6,000 civil service and contractor employees including those at NASA's Michoud Assembly Facility in New Orleans, Louisiana. He was appointed director in February 2016 after serving as deputy director and acting director for the center.

A longtime NASA leader, May previously held numerous NASA positions including manager of the Space Launch System (SLS) program and the deputy associate administrator in the Science Mission Directorate at NASA headquarters in Washington, D.C. He also served as the Marshall Associate Director, Technical, where he was responsible for ensuring all center activities, processes and policies were compliant and consistent with the nation's Space Exploration Policy. Additionally, May held numerous leadership roles on the International Space Station (ISS) Program for over ten years of its development and operations. He began his career as a NASA engineer in 1991.

"We are excited to welcome Todd to KBR's government services leadership team," said Byron Bright, President KBR Government Services U.S. "His leadership, technical expertise, and extensive space industry knowledge will help us continue to deliver superior engineering solutions and solve today's most pressing space industry challenges."

May holds a bachelor's degree from Auburn University where he has been named a Distinguished Engineer. His many awards include NASA's Exceptional Achievement Medal, the Presidential Rank Award of Meritorious Executive, and NASA's Outstanding Leadership Medal.

KBRwyle's full life cycle professional and technical solutions help ensure mission success for a variety of defense, intelligence and civilian government customers around the world. The organization is an established leader in space exploration serving the civilian, military and commercial space segments and a leader in systems engineering to the aviation and space communities. In April of this year KBR also acquired the space services provider Stinger Ghaffarian Technologies, Inc. (SGT) to expand its space franchise and high-tech professional services offerings.

About KBR, Inc.

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 approximately 34,000 people worldwide (including our joint ventures), with customers in more than 75 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 logisticsTechnology, 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 and gasificationHydrocarbons Services, 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); program management and consulting services

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 U.S. 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
Brenna Hapes
External Global Communications
713-753-3800
Mediarelations@kbr.com