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    <div style="text-align: center;"><font style="font-weight: bold;">As filed with the Securities and Exchange Commission on July 29, 2021</font></div>
    <div></div>
    <div style="text-align: right;"> <br>
    </div>
    <div style="text-align: right;">Registration No. 333-</div>
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      <hr align="center" style="border: none; border-bottom: 1px solid black; border-top: 4px solid black; height: 10px; color: #ffffff; background-color: #ffffff; margin-left: auto; margin-right: auto;"></div>
    <div style="text-align: center; font-size: 12pt; font-weight: bold;">UNITED STATES</div>
    <div style="text-align: center; font-size: 12pt; font-weight: bold;">SECURITIES AND EXCHANGE COMMISSION</div>
    <div style="text-align: center; font-weight: bold;">Washington, D.C. 20549</div>
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      <div><br>
      </div>
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    <div style="text-align: center; margin-top: 6pt; font-size: 12pt; font-weight: bold;">FORM S&#8209;8</div>
    <div style="text-align: center; font-weight: bold;">REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933</div>
    <div>
      <div><br>
      </div>
    </div>
    <div style="text-align: center; margin-top: 6pt; font-size: 14pt; font-weight: bold;">KBR, Inc.</div>
    <div style="text-align: center; font-size: 8pt;">(Exact name of registrant as specified in its charter)</div>
    <div><br>
    </div>
    <table cellspacing="0" cellpadding="0" id="z0d682eaf71ec432d8c9b35a4d1ebc8a5" style="font-family: 'Times New Roman', Times, serif; font-size: 10pt; width: 100%; text-align: left; color: #000000;">

        <tr>
          <td style="width: 31.18%; vertical-align: top;">
            <div style="text-align: center; font-weight: bold;">Delaware</div>
          </td>
          <td style="width: 35.55%; vertical-align: top;">&#160;</td>
          <td style="width: 33.27%; vertical-align: top;">
            <div style="text-align: center; font-weight: bold;">20-4536774</div>
          </td>
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          <td style="width: 31.18%; vertical-align: top;">
            <div style="text-align: center; font-size: 8pt;">(State or other jurisdiction of<br>
              incorporation or organization)</div>
            <div>&#160;</div>
            <div style="text-align: center; font-weight: bold;">601 Jefferson Street, Suite 3400</div>
            <div style="text-align: center; font-weight: bold;">Houston, Texas</div>
            <div style="text-align: center; font-size: 8pt;">(Address of Principal Executive Offices)</div>
            <div>&#160;</div>
          </td>
          <td style="width: 35.55%; vertical-align: top;">&#160;</td>
          <td style="width: 33.27%; vertical-align: top;">
            <div style="text-align: center; font-size: 8pt;">(I.R.S. Employer</div>
            <div style="text-align: center; font-size: 8pt;">Identification Number)</div>
            <div>&#160;</div>
            <div>&#160;</div>
            <div style="text-align: center; font-weight: bold;">77002</div>
            <div style="text-align: center; font-size: 8pt;">(Zip Code)</div>
          </td>
        </tr>
        <tr>
          <td style="width: 100%; vertical-align: top;" colspan="3">&#160;</td>
        </tr>
        <tr>
          <td style="width: 100%; vertical-align: top;" colspan="3">
            <div style="text-align: center; font-weight: bold;">Amended and Restated KBR, Inc. 2006 Stock and Incentive Plan</div>
          </td>
        </tr>
        <tr>
          <td style="width: 100%; vertical-align: top;" colspan="3">
            <div style="text-align: center; font-size: 8pt;">(Full title of the plan)</div>
          </td>
        </tr>
        <tr>
          <td style="width: 100%; vertical-align: top;" colspan="3">&#160;</td>
        </tr>
        <tr>
          <td style="width: 100%; vertical-align: top;" colspan="3">
            <div style="text-align: center; font-weight: bold;">Eileen G. Akerson</div>
            <div style="text-align: center; font-weight: bold;">Executive Vice President and General Counsel</div>
            <div style="text-align: center; font-weight: bold;">601 Jefferson Street</div>
            <div style="text-align: center; font-weight: bold;">Suite 3400</div>
            <div style="text-align: center; font-weight: bold;">Houston, Texas 77002</div>
          </td>
        </tr>
        <tr>
          <td style="width: 100%; vertical-align: top;" colspan="3">
            <div style="text-align: center; font-size: 8pt;">(Name and address of agent for service)</div>
            <div>&#160;</div>
            <div style="text-align: center; font-weight: bold;">(713) 753-2000</div>
            <div style="text-align: center; font-size: 8pt;">(Telephone number, including area code, of agent for service)</div>
          </td>
        </tr>
        <tr>
          <td style="width: 31.18%; vertical-align: top;">&#160;</td>
          <td style="width: 35.55%; vertical-align: top;">&#160;</td>
          <td style="width: 33.27%; vertical-align: top;">&#160;</td>
        </tr>

    </table>
    <div>
      <div><br>
      </div>
    </div>
    <div style="text-align: justify; margin-top: 6pt;">Indicate by check mark whether the registrant is a large accelerated filer, an accelerated filer, a non-accelerated filer, a smaller reporting company or an emerging growth company.&#160; See the
      definitions of &#8220;large accelerated filer,&#8221; &#8220;accelerated filer,&#8221; &#8220;smaller reporting company,&#8221; and &#8220;emerging growth company&#8221; in Rule&#160;12b-2 of the Securities Exchange Act of 1934, as amended (the &#8220;Exchange Act&#8221;).</div>
    <div><br>
    </div>
    <table cellspacing="0" cellpadding="0" id="zd7c928feb1b544e2a1a956bc5964c8cc" style="font-family: 'Times New Roman', Times, serif; font-size: 10pt; width: 100%; text-align: left; color: #000000;">

        <tr>
          <td style="width: 26.99%; vertical-align: top;">
            <div style="text-align: justify;">Large accelerated filer</div>
          </td>
          <td style="width: 2%; vertical-align: top;">
            <div style="text-align: justify;">&#9746;</div>
          </td>
          <td style="width: 40%; vertical-align: top;">&#160;</td>
          <td style="width: 1%; vertical-align: top;">&#160;</td>
          <td style="width: 28%; vertical-align: top;">
            <div style="text-align: right;">Accelerated filer</div>
          </td>
          <td style="width: 2%; vertical-align: top;">
            <div style="text-align: right;">&#9744;</div>
          </td>
        </tr>
        <tr>
          <td style="width: 26.99%; vertical-align: top;">
            <div style="text-align: justify;">Non-accelerated filer</div>
          </td>
          <td style="width: 2%; vertical-align: top;">
            <div style="text-align: justify;">&#9744;</div>
          </td>
          <td style="width: 40%; vertical-align: top;">
            <div style="text-align: justify;">&#160;</div>
          </td>
          <td style="width: 1%; vertical-align: top;">&#160;</td>
          <td style="width: 28%; vertical-align: top;">
            <div style="text-align: right;">Smaller reporting company</div>
          </td>
          <td style="width: 2%; vertical-align: top;">
            <div style="text-align: right;">&#9744;</div>
          </td>
        </tr>
        <tr>
          <td style="width: 26.99%; vertical-align: top;">&#160;</td>
          <td style="width: 2%; vertical-align: top;">&#160;</td>
          <td style="width: 40%; vertical-align: top;">&#160;</td>
          <td style="width: 1%; vertical-align: top;">&#160;</td>
          <td style="width: 28%; vertical-align: top;">
            <div style="text-align: right;">Emerging growth company</div>
          </td>
          <td style="width: 2%; vertical-align: top;">
            <div style="text-align: right;">&#9744;</div>
          </td>
        </tr>

    </table>
    <div style="text-align: justify; margin-top: 6pt;">If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards
      provided pursuant to Section 7(a)(2)(B) of the Securities Act. &#9744;</div>
    <hr align="center" style="border: none; border-bottom: 4px solid black; border-top: 1px solid black; height: 10px; color: #ffffff; background-color: #ffffff; text-align: center; margin-left: auto; margin-right: auto;">
    <div style="text-align: justify; margin-top: 6pt;"> <br>
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    <div style="text-align: center; font-weight: bold;">CALCULATION OF REGISTRATION FEE</div>
    <div><br>
    </div>
    <table cellspacing="0" cellpadding="0" id="z6f57c3823bc2401cb7621c475eae1b63" style="font-family: 'Times New Roman', Times, serif; font-size: 10pt; width: 100%; text-align: left; color: #000000;">

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          <td style="width: 21.28%; vertical-align: bottom; border-bottom: #000000 2px solid;">
            <div style="text-align: center; font-size: 8pt;">Title of securities</div>
            <div style="text-align: center; font-size: 8pt;">to be registered</div>
          </td>
          <td style="width: 15.42%; vertical-align: bottom; border-bottom: #000000 2px solid;">
            <div style="text-align: center; font-size: 8pt;">Amount to be</div>
            <div style="text-align: center; font-size: 8pt;">registered (1)</div>
          </td>
          <td style="width: 18.72%; vertical-align: bottom; border-bottom: #000000 2px solid;">
            <div style="text-align: center; font-size: 8pt;">Proposed</div>
            <div style="text-align: center; font-size: 8pt;">maximum offering</div>
            <div style="text-align: center; font-size: 8pt;">price per share (2)</div>
          </td>
          <td style="width: 19.34%; vertical-align: bottom; border-bottom: #000000 2px solid;">
            <div style="text-align: center; font-size: 8pt;">Proposed</div>
            <div style="text-align: center; font-size: 8pt;">maximum aggregate</div>
            <div style="text-align: center; font-size: 8pt;">offering price (2)</div>
          </td>
          <td style="width: 25.24%; vertical-align: bottom; border-bottom: #000000 2px solid;">
            <div style="text-align: center; font-size: 8pt;">Amount of</div>
            <div style="text-align: center; font-size: 8pt;">registration fee (3)</div>
          </td>
        </tr>
        <tr>
          <td style="width: 21.28%; vertical-align: middle; border-bottom: #000000 2px solid;">
            <div style="font-size: 8pt;">Common Stock, par value $0.001 per share</div>
          </td>
          <td style="width: 15.42%; vertical-align: middle; border-bottom: #000000 2px solid;">
            <div style="text-align: right; font-size: 8pt;">7,000,000</div>
          </td>
          <td style="width: 18.72%; vertical-align: middle; border-bottom: #000000 2px solid;">
            <div style="text-align: right; font-size: 8pt;">$38.95</div>
          </td>
          <td style="width: 19.34%; vertical-align: middle; border-bottom: #000000 2px solid;">
            <div style="text-align: right; font-size: 8pt;">$272,650,000</div>
          </td>
          <td style="width: 25.24%; vertical-align: middle; border-bottom: #000000 2px solid;">
            <div style="text-align: right; font-size: 8pt;">$29,747</div>
          </td>
        </tr>

    </table>
    <table cellspacing="0" cellpadding="0" id="za510ba2639c440d4a4082cfc5bf7f90f" class="DSPFListTable" style="font-family: 'Times New Roman', Times, serif; font-size: 10pt; width: 100%; text-align: left; color: #000000; margin-top: 6pt;">

        <tr>
          <td style="width: 31.7pt; vertical-align: top; align: right;">(1)</td>
          <td style="width: auto; vertical-align: top;">
            <div>Shares of common stock, par value $0.001 per share (&#8220;Common Stock&#8221;), of KBR, Inc. (the &#8220;Registrant&#8221;) may be issued under the Amended and Restated KBR, Inc. 2006 Stock and Incentive Plan (as amended from time to time, the &#8220;Plan&#8221;) up to the
              maximum number reserved thereunder.&#160; This Form S-8 Registration Statement (the &#8220;Registration Statement&#8221;) registers an additional 7,000,000 shares of Common Stock that may be delivered with respect to new awards under the Plan.&#160; Additionally,
              pursuant to Rule 416(a) under the Securities Act of 1933, as amended (the &#8220;Securities Act&#8221;), this Registration Statement also covers such additional shares of Common Stock as may become issuable pursuant to the anti-dilution and adjustment
              provisions of the Plan.</div>
          </td>
        </tr>

    </table>
    <table cellspacing="0" cellpadding="0" id="z20bce1fe419c4433b00e6dfd112cbbed" class="DSPFListTable" style="font-family: 'Times New Roman', Times, serif; font-size: 10pt; width: 100%; text-align: left; color: #000000; margin-top: 6pt;">

        <tr>
          <td style="width: 31.7pt; vertical-align: top; align: right;">(2)</td>
          <td style="width: auto; vertical-align: top;">
            <div>Estimated solely for purposes of calculating the registration fee in accordance with Rule 457(c) and Rule 457(h) under the Securities Act and based on a price of $38.95 per share, which is the average of the high and low trading prices for
              a share of Common Stock as reported on the New York Stock Exchange on July 27, 2021.</div>
          </td>
        </tr>

    </table>
    <table cellspacing="0" cellpadding="0" id="z8949238be48a47ed81bd566e4ba0dcb6" class="DSPFListTable" style="font-family: 'Times New Roman', Times, serif; font-size: 10pt; width: 100%; text-align: left; color: #000000; margin-top: 6pt;">

        <tr>
          <td style="width: 31.7pt; vertical-align: top; align: right;">(3)</td>
          <td style="width: auto; vertical-align: top;">
            <div>Pursuant to General Instruction E to Form S-8, a registration fee is only being paid with respect to the registration of an additional 7,000,000 aggregate shares of Common Stock under the Plan.</div>
          </td>
        </tr>

    </table>
    <div style="text-align: center; margin-top: 30pt; font-weight: bold;">EXPLANATORY NOTE</div>
    <div style="text-indent: 31.7pt; margin-top: 12pt;">The Registrant is filing this Registration Statement pursuant to General Instruction E of Form S-8 to register the offer and sale of an additional 7,000,000 shares of Common Stock that may be issued
      under the Plan. The Registrant&#8217;s stockholders approved an additional 7,000,000 shares of Common Stock for issuance pursuant to the Plan at the Registrant&#8217;s 2021 annual meeting of stockholders. The contents of the Registrant&#8217;s registration statements
      on Form S-8 relating to the Plan, which were filed with the Securities and Exchange Commission (the &#8220;Commission&#8221;) on November 20, 2006 (File No. 333-138850), August 22, 2013 (File No. 333-190777), and October 30, 2018 (File No. 333-228047) are
      incorporated by reference into this Registration Statement, as permitted by General Instruction E of Form S-8.</div>
    <div style="text-align: center;"><br>
    </div>
    <div style="text-align: center; font-variant: small-caps; font-weight: bold;">Part I</div>
    <div><br>
    </div>
    <div style="text-align: center; font-weight: bold;">INFORMATION REQUIRED IN THE SECTION 10(a) PROSPECTUS</div>
    <div><br>
    </div>
    <div style="text-align: justify; text-indent: 36pt;">The documents containing the information specified in Part I of Form S-8 will be sent or given to the Plan&#8217;s participants as specified by Rule 428(b)(1) under the Securities Act.</div>
    <div style="text-align: justify;"><br>
    </div>
    <div style="text-align: center; font-variant: small-caps; font-weight: bold;">Part II</div>
    <div><br>
    </div>
    <div style="text-align: center; font-weight: bold;">INFORMATION REQUIRED IN THE REGISTRATION STATEMENT</div>
    <div style="text-align: justify;"><br>
    </div>
    <div style="text-align: justify; font-weight: bold;">ITEM 3. Incorporation of Documents by Reference.</div>
    <div><br>
    </div>
    <div style="text-align: justify; text-indent: 36pt;">The Registrant is registering additional securities under the Plan covered hereby for which registration statements on Form S-8 bearing Registration Nos. 333-138850, 333-190777, and 333-228047 are
      currently effective.&#160; Therefore, pursuant to General Instruction E of Form S-8, the Registrant elects to incorporate by reference the contents of such registration statements which constitute information required in this Registration Statement.</div>
    <div style="text-align: justify;"><br>
    </div>
    <div style="text-align: justify;"><font style="font-weight: bold;">ITEM</font>&#160;<font style="font-weight: bold;">5. Interests of Named Experts and Counsel.</font></div>
    <div><br>
    </div>
    <div style="text-align: justify; text-indent: 36pt;">The validity of the shares of Common Stock being registered pursuant hereto has been passed upon by Eileen G. Akerson, Esq., the Registrant&#8217;s Executive Vice President and General Counsel. Ms.
      Akerson, an employee of the Registrant and a participant in certain employee benefit plans offered by the Registrant, on the date hereof, beneficially owns 85,029<sup style="vertical-align: text-top; line-height: 1; font-size: smaller;">&#160;</sup>shares of the Registrant&#8217;s Common Stock.</div>
    <div><br>
    </div>
    <div style="text-align: justify; font-weight: bold;">ITEM 8. Exhibits</div>
    <div style="text-align: justify;"><br>
    </div>
    <table cellspacing="0" cellpadding="0" id="ze049ff1148de4d8c8ad6d5dbb4f04d10" style="font-family: 'Times New Roman', Times, serif; font-size: 10pt; width: 100%; text-align: left; color: #000000;">

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          <td style="width: 1.4%; vertical-align: top;">
            <div style="text-align: justify; margin-right: 0.8pt;">&#160;</div>
          </td>
          <td style="width: 12.67%; vertical-align: top; border-bottom: 2px solid black;">
            <div style="text-align: justify; margin-right: 0.8pt;">Exhibit</div>
            <div style="text-align: justify; margin-right: 0.8pt;">Number</div>
          </td>
          <td style="width: 85.93%; vertical-align: top; border-bottom: 2px solid black;">
            <div style="text-align: justify; margin-right: 0.8pt;">Description</div>
          </td>
        </tr>

    </table>
    <div><br>
    </div>
    <table cellspacing="0" cellpadding="0" id="z89b3f89fc44e40fc9c90402719301779" style="font-family: 'Times New Roman', Times, serif; font-size: 10pt; width: 100%; text-align: left; color: #000000;">

        <tr>
          <td style="width: 1.4%; vertical-align: top;">
            <div style="text-align: justify; margin-right: 0.8pt;">&#160;</div>
          </td>
          <td style="width: 12.67%; vertical-align: top;">
            <div style="text-align: justify; margin-right: 0.8pt;"><a href="https://www.sec.gov/Archives/edgar/data/1357615/000135761512000071/exhibit.htm">4.1</a></div>
          </td>
          <td style="width: 85.93%; vertical-align: top;">
            <div style="text-align: justify; margin-right: 0.8pt;">KBR Amended and Restated Certificate of Incorporation (incorporated by reference to Exhibit 3.1</div>
            <div style="text-align: justify; margin-right: 0.8pt;">to the Registrant&#8217;s Current Report on Form 8-K filed June&#160;7,&#160;2012; File No. 001-33146)</div>
          </td>
        </tr>

    </table>
    <div><br>
    </div>
    <table cellspacing="0" cellpadding="0" id="z54ccf2cb06864ea0a716ca492e0ec04a" style="font-family: 'Times New Roman', Times, serif; font-size: 10pt; width: 100%; text-align: left; color: #000000;">

        <tr>
          <td style="width: 1.4%; vertical-align: top;">
            <div style="text-align: justify; margin-right: 0.8pt;">&#160;</div>
          </td>
          <td style="width: 12.67%; vertical-align: top;">
            <div style="text-align: justify; margin-right: 0.8pt;"><a href="https://www.sec.gov/Archives/edgar/data/1357615/000135761514000005/kbr-ex32_20131231.htm">4.2</a></div>
          </td>
          <td style="width: 85.93%; vertical-align: top;">
            <div style="text-align: justify; margin-right: 0.8pt;">Amended and Restated Bylaws of KBR, Inc. (incorporated by reference to Exhibit 3.2 to the Registrant&#8217;s</div>
            <div style="text-align: justify; margin-right: 0.8pt;">Annual Report on Form 10-K for the year ended December 31, 2013 filed February 27, 2014;</div>
            <div style="text-align: justify; margin-right: 0.8pt;">File No. 001-33146)</div>
          </td>
        </tr>

    </table>
    <div><br>
    </div>
    <table cellspacing="0" cellpadding="0" id="zbb7b7d5bc34e462581976ad78ca86d77" style="font-family: 'Times New Roman', Times, serif; font-size: 10pt; width: 100%; text-align: left; color: #000000;">

        <tr>
          <td style="width: 1.4%; vertical-align: top;">
            <div style="text-align: justify; margin-right: 0.8pt;">&#160;</div>
          </td>
          <td style="width: 12.67%; vertical-align: top;">
            <div style="text-align: justify; margin-right: 0.8pt;"><a href="https://www.sec.gov/Archives/edgar/data/1357615/000119312506218385/dex41.htm">4.3</a></div>
          </td>
          <td style="width: 85.93%; vertical-align: top;">
            <div style="text-align: justify; margin-right: 0.8pt;">Form of specimen common stock certificate (incorporated by reference to Exhibit 4.1 to the Registrant&#8217;s</div>
            <div style="text-align: justify; margin-right: 0.8pt;">Registration Statement on Form S-1, as amended; Registration No. 333-133302)</div>
          </td>
        </tr>

    </table>
    <div><br>
    </div>
    <table cellspacing="0" cellpadding="0" id="zf32bef9e2fc44b1bb8b3a8af28a98b04" style="font-family: 'Times New Roman', Times, serif; font-size: 10pt; width: 100%; text-align: left; color: #000000;">

        <tr>
          <td style="width: 1.4%; vertical-align: top;">
            <div style="text-align: justify; margin-right: 0.8pt;">&#160;</div>
          </td>
          <td style="width: 12.67%; vertical-align: top;">
            <div style="text-align: justify; margin-right: 0.8pt;"><a href="https://www.sec.gov/Archives/edgar/data/1357615/000135761521000100/exhibit10-1.htm">4.4</a></div>
          </td>
          <td style="width: 85.93%; vertical-align: top;">
            <div style="text-align: justify; margin-right: 0.8pt;">Amended and Restated KBR, Inc. 2006 Stock and Incentive Plan (incorporated by reference</div>
            <div style="text-align: justify; margin-right: 0.8pt;">to Exhibit 10.1 to the Registrant&#8217;s Current Report on Form 8-K filed May 21, 2021; File No. 001-33146)</div>
          </td>
        </tr>

    </table>
    <div><br>
    </div>
    <table cellspacing="0" cellpadding="0" id="z6830512b0a9140afaaa52aa3076f2027" style="font-family: 'Times New Roman', Times, serif; font-size: 10pt; width: 100%; text-align: left; color: #000000;">

        <tr>
          <td style="width: 1.4%; vertical-align: top;">
            <div style="text-align: justify; margin-right: 0.8pt;">&#160;</div>
          </td>
          <td style="width: 12.67%; vertical-align: top;">
            <div style="text-align: justify; margin-right: 0.8pt;"><a href="exhibit5-1.htm">5.1*</a></div>
          </td>
          <td style="width: 85.93%; vertical-align: top;">
            <div style="text-align: justify; margin-right: 0.8pt;">Opinion of Counsel, Eileen G. Akerson, the Registrant&#8217;s Executive Vice President and General Counsel</div>
          </td>
        </tr>

    </table>
    <div><br>
    </div>
    <table cellspacing="0" cellpadding="0" id="z726995bd25704a9eb7be6feb89157d37" style="font-family: 'Times New Roman', Times, serif; font-size: 10pt; width: 100%; text-align: left; color: #000000;">

        <tr>
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    <div style="margin-top: 12pt;">_________________</div>
    <div>*Filed herewith.</div>
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    <div style="text-indent: 36pt; margin-top: 12pt;">Pursuant to the requirements of the Securities Act, the Registrant certifies that it has reasonable grounds to believe that it meets all of the requirements for filing on Form S-8 and has duly caused
      this registration statement to be signed on its behalf by the undersigned, thereunto duly authorized, in the City of Houston, State of Texas, on July 29, 2021.</div>
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          <td style="width: 7.49%; vertical-align: top;">&#160;</td>
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            <div>/s/ Stuart J. B. Bradie</div>
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    <div style="text-indent: 36pt; margin-top: 12pt;"><a name="KNOW"><!--Anchor--></a>KNOW ALL PERSONS BY THESE PRESENTS, that each person whose signature appears below constitutes and appoints Eileen G. Akerson and Adam M. Kramer,<font style="font-weight: bold;">&#160;</font>and each of them, his true and lawful attorneys-in-fact and agents, with full power of substitution, for him and in his name, place and stead, in any and all capacities, to sign any and all amendments (including post-effective
      amendments) to this Registration Statement and to file the same with all exhibits thereto, and other documents in connection therewith, with the Securities and Exchange Commission, granting unto said attorneys-in-fact and agents full power and
      authority to do and perform each and every act and thing requisite and necessary to be done in connection therewith, as fully and to all intents and purposes as they might or could do in person, hereby ratifying and confirming all that said
      attorneys-in-fact and agents or any of them, or their or his substitute or substitutes, may lawfully do or cause to be done by virtue hereof.</div>
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          <td style="width: 1%; vertical-align: top;">&#160;</td>
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          <td style="width: 39%; vertical-align: bottom;">&#160;</td>
          <td style="width: 1%; vertical-align: top;">&#160;</td>
          <td style="width: 60%; vertical-align: bottom;">&#160;</td>
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          <td style="width: 39%; vertical-align: bottom;">&#160;</td>
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          <td style="width: 39%; vertical-align: bottom;">&#160;</td>
          <td style="width: 1%; vertical-align: top;">&#160;</td>
          <td style="width: 60%; vertical-align: bottom;">&#160;</td>
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          <td style="width: 1%; vertical-align: top;">&#160;</td>
          <td style="width: 60%; vertical-align: bottom;">
            <div style="text-align: center;">Member of the Board of Directors</div>
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          <td style="width: 60%; vertical-align: bottom;">&#160;</td>
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          <td style="width: 1%; vertical-align: top;">&#160;</td>
          <td style="width: 60%; vertical-align: bottom;">&#160;</td>
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          <td style="width: 60%; vertical-align: bottom;">
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As filed with the Securities and Exchange Commission on July 29, 2021
Registration No. 333-
UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
FORM S‑8
REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933
KBR, Inc.
(Exact name of registrant as specified in its charter)
Delaware
20-4536774
(State or other jurisdiction of
incorporation or organization)
601 Jefferson Street, Suite 3400
Houston, Texas
(Address of Principal Executive Offices)
(I.R.S. Employer
Identification Number)
77002
(Zip Code)
Amended and Restated KBR, Inc. 2006 Stock and Incentive Plan
(Full title of the plan)
Eileen G. Akerson
Executive Vice President and General Counsel
601 Jefferson Street
Suite 3400
Houston, Texas 77002
(Name and address of agent for service)
(713) 753-2000
(Telephone number, including area code, of agent for service)
Indicate by check mark whether the registrant is a large accelerated filer, an accelerated filer, a non-accelerated filer, a smaller reporting company or an emerging growth company.  See the
      definitions of "large accelerated filer," "accelerated filer," "smaller reporting company," and "emerging growth company" in Rule 12b-2 of the Securities Exchange Act of 1934, as amended (the "Exchange Act").
Large accelerated filer
☒
Accelerated filer
☐
Non-accelerated filer
☐
Smaller reporting company
☐
Emerging growth company
☐
If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards
      provided pursuant to Section 7(a)(2)(B) of the Securities Act. ☐
CALCULATION OF REGISTRATION FEE
Title of securities
to be registered
Amount to be
registered (1)
Proposed
maximum offering
price per share (2)
Proposed
maximum aggregate
offering price (2)
Amount of
registration fee (3)
Common Stock, par value $0.001 per share
7,000,000
$38.95
$272,650,000
$29,747
(1)
Shares of common stock, par value $0.001 per share ("Common Stock"), of KBR, Inc. (the "Registrant") may be issued under the Amended and Restated KBR, Inc. 2006 Stock and Incentive Plan (as amended from time to time, the "Plan") up to the
              maximum number reserved thereunder.  This Form S-8 Registration Statement (the "Registration Statement") registers an additional 7,000,000 shares of Common Stock that may be delivered with respect to new awards under the Plan.  Additionally,
              pursuant to Rule 416(a) under the Securities Act of 1933, as amended (the "Securities Act"), this Registration Statement also covers such additional shares of Common Stock as may become issuable pursuant to the anti-dilution and adjustment
              provisions of the Plan.
(2)
Estimated solely for purposes of calculating the registration fee in accordance with Rule 457(c) and Rule 457(h) under the Securities Act and based on a price of $38.95 per share, which is the average of the high and low trading prices for
              a share of Common Stock as reported on the New York Stock Exchange on July 27, 2021.
(3)
Pursuant to General Instruction E to Form S-8, a registration fee is only being paid with respect to the registration of an additional 7,000,000 aggregate shares of Common Stock under the Plan.
EXPLANATORY NOTE
The Registrant is filing this Registration Statement pursuant to General Instruction E of Form S-8 to register the offer and sale of an additional 7,000,000 shares of Common Stock that may be issued
      under the Plan. The Registrant's stockholders approved an additional 7,000,000 shares of Common Stock for issuance pursuant to the Plan at the Registrant's 2021 annual meeting of stockholders. The contents of the Registrant's registration statements
      on Form S-8 relating to the Plan, which were filed with the Securities and Exchange Commission (the "Commission") on November 20, 2006 (File No. 333-138850), August 22, 2013 (File No. 333-190777), and October 30, 2018 (File No. 333-228047) are
      incorporated by reference into this Registration Statement, as permitted by General Instruction E of Form S-8.
Part I
INFORMATION REQUIRED IN THE SECTION 10(a) PROSPECTUS
The documents containing the information specified in Part I of Form S-8 will be sent or given to the Plan's participants as specified by Rule 428(b)(1) under the Securities Act.
Part II
INFORMATION REQUIRED IN THE REGISTRATION STATEMENT
ITEM 3. Incorporation of Documents by Reference.
The Registrant is registering additional securities under the Plan covered hereby for which registration statements on Form S-8 bearing Registration Nos. 333-138850, 333-190777, and 333-228047 are
      currently effective.  Therefore, pursuant to General Instruction E of Form S-8, the Registrant elects to incorporate by reference the contents of such registration statements which constitute information required in this Registration Statement.
ITEM
5. Interests of Named Experts and Counsel.
The validity of the shares of Common Stock being registered pursuant hereto has been passed upon by Eileen G. Akerson, Esq., the Registrant's Executive Vice President and General Counsel. Ms.
      Akerson, an employee of the Registrant and a participant in certain employee benefit plans offered by the Registrant, on the date hereof, beneficially owns 85,029
shares of the Registrant's Common Stock.
ITEM 8. Exhibits
Exhibit
Number
Description
4.1
KBR Amended and Restated Certificate of Incorporation (incorporated by reference to Exhibit 3.1
to the Registrant's Current Report on Form 8-K filed June 7, 2012; File No. 001-33146)
4.2
Amended and Restated Bylaws of KBR, Inc. (incorporated by reference to Exhibit 3.2 to the Registrant's
Annual Report on Form 10-K for the year ended December 31, 2013 filed February 27, 2014;
File No. 001-33146)
4.3
Form of specimen common stock certificate (incorporated by reference to Exhibit 4.1 to the Registrant's
Registration Statement on Form S-1, as amended; Registration No. 333-133302)
4.4
Amended and Restated KBR, Inc. 2006 Stock and Incentive Plan (incorporated by reference
to Exhibit 10.1 to the Registrant's Current Report on Form 8-K filed May 21, 2021; File No. 001-33146)
5.1*
Opinion of Counsel, Eileen G. Akerson, the Registrant's Executive Vice President and General Counsel
23.1*
Consent of KPMG LLP – Houston, Texas
23.2*
Consent of Counsel, Eileen G. Akerson (included in exhibit 5.1)
24.1*
Power of Attorney (included on the signature pages of this Registration Statement)
_________________
*Filed herewith.
SIGNATURES
Pursuant to the requirements of the Securities Act, the Registrant certifies that it has reasonable grounds to believe that it meets all of the requirements for filing on Form S-8 and has duly caused
      this registration statement to be signed on its behalf by the undersigned, thereunto duly authorized, in the City of Houston, State of Texas, on July 29, 2021.
KBR, INC.
By:
/s/ Stuart J. B. Bradie
Name: Stuart J. B. Bradie
Title: President and Chief Executive Officer
KNOW ALL PERSONS BY THESE PRESENTS, that each person whose signature appears below constitutes and appoints Eileen G. Akerson and Adam M. Kramer,
and each of them, his true and lawful attorneys-in-fact and agents, with full power of substitution, for him and in his name, place and stead, in any and all capacities, to sign any and all amendments (including post-effective
      amendments) to this Registration Statement and to file the same with all exhibits thereto, and other documents in connection therewith, with the Securities and Exchange Commission, granting unto said attorneys-in-fact and agents full power and
      authority to do and perform each and every act and thing requisite and necessary to be done in connection therewith, as fully and to all intents and purposes as they might or could do in person, hereby ratifying and confirming all that said
      attorneys-in-fact and agents or any of them, or their or his substitute or substitutes, may lawfully do or cause to be done by virtue hereof.
Pursuant to the requirements of the Securities Act, this Registration Statement has been signed by the following persons in the capacities indicated on July 29, 2021.
Signature
Title
/s/ Stuart J. B. Bradie
President, Chief Executive Officer and Member of the Board of Directors
Stuart J. B. Bradie
(Principal Executive Officer)
/s/ Mark W. Sopp
Executive Vice President and Chief Financial Officer
Mark W. Sopp
(Principal Financial Officer)
/s/ Shad E. Evans
Senior Vice President of Finance Operations and Chief Accounting Officer
Shad E. Evans
(
Principal Accounting Officer
)
/s/ Lester L. Lyles
Chairman of the Board of Directors
Lester L. Lyles
/s/ Mark E. Baldwin
Member of the Board of Directors
Mark E. Baldwin
/s/ Lynn A. Dugle
Member of the Board of Directors
Lynn A. Dugle
/s/ Wendy M. Masiello
Member of the Board of Directors
Wendy M. Masiello
/s/ Jack B. Moore
Member of the Board of Directors
Jack B. Moore
/s/ Ann D. Pickard
Member of the Board of Directors
Ann D. Pickard
/s/ Carlos A. Sabater
Member of the Board of Directors
Carlos A. Sabater
/s/ Umberto della Sala
Member of the Board of Directors
Umberto della Sala
/s/ Vincent R. Stewart
Member of the Board of Directors
Vincent R. Stewart