-----BEGIN PRIVACY-ENHANCED MESSAGE-----
Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
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MIC-Info: RSA-MD5,RSA,
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<SEC-DOCUMENT>0000052988-07-000098.txt : 20070427
<SEC-HEADER>0000052988-07-000098.hdr.sgml : 20070427
<ACCEPTANCE-DATETIME>20070427134515
ACCESSION NUMBER:		0000052988-07-000098
CONFORMED SUBMISSION TYPE:	3
PUBLIC DOCUMENT COUNT:		2
CONFORMED PERIOD OF REPORT:	20070426
FILED AS OF DATE:		20070427
DATE AS OF CHANGE:		20070427

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			JACOBS ENGINEERING GROUP INC /DE/
		CENTRAL INDEX KEY:			0000052988
		STANDARD INDUSTRIAL CLASSIFICATION:	HEAVY CONSTRUCTION OTHER THAN BUILDING CONST - CONTRACTORS [1600]
		IRS NUMBER:				954081636
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			0930

	BUSINESS ADDRESS:	
		STREET 1:		1111 S ARROYO PARKWAY
		CITY:			PASADENA
		STATE:			CA
		ZIP:			91105-3063
		BUSINESS PHONE:		6265783500

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			MCMAHON KEVIN J
		CENTRAL INDEX KEY:			0001397378

	FILING VALUES:
		FORM TYPE:		3
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-07463
		FILM NUMBER:		07794777

	BUSINESS ADDRESS:	
		BUSINESS PHONE:		626-578-3500

	MAIL ADDRESS:	
		STREET 1:		C/O JACOBS ENGINEERING GROUP, INC.
		STREET 2:		1111 S. ARROYO PARKWAY
		CITY:			PASADENA
		STATE:			CA
		ZIP:			91105
</SEC-HEADER>
<DOCUMENT>
<TYPE>3
<SEQUENCE>1
<FILENAME>doc.xml
<DESCRIPTION>PRIMARY DOCUMENT
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0202</schemaVersion>

    <documentType>3</documentType>

    <periodOfReport>2007-04-26</periodOfReport>

    <noSecuritiesOwned>0</noSecuritiesOwned>

    <issuer>
        <issuerCik>0000052988</issuerCik>
        <issuerName>JACOBS ENGINEERING GROUP INC /DE/</issuerName>
        <issuerTradingSymbol>JEC</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001397378</rptOwnerCik>
            <rptOwnerName>MCMAHON KEVIN J</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>1111 SOUTH ARROYO PARKWAY</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>PASADENA</rptOwnerCity>
            <rptOwnerState>CA</rptOwnerState>
            <rptOwnerZipCode>91105-</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>Group Vice President</officerTitle>
            <otherText></otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>27710</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
    </nonDerivativeTable>

    <footnotes></footnotes>

    <ownerSignature>
        <signatureName>Geoffrey P. Sanders</signatureName>
        <signatureDate>2007-04-27</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>EX-24
<SEQUENCE>2
<FILENAME>powerofattorney.txt
<DESCRIPTION>POWER OF ATTORNEY LETTER
<TEXT>
POWER OF ATTORNEY

Know all by these presents, that the undersigned hereby
constitutes and appoints each of John W. Prosser, Jr.,
Geoffrey P. Sanders, William C. Markley, III,
signing singly, the undersigneds true and lawful
attorneys-in-fact to:

(1) execute for and on behalf of the undersigned, in the
undersigneds capacity as an officer and-or director of Jacobs
Engineering Group Inc. (the Company), Forms 3, 4, and 5 in
accordance with Section 16(a) of the Securities Exchange Act
of 1934 and the rules thereunder, and any other forms or
reports the undersigned may be required to file in connection
with the undersigneds ownership, acquisition or disposition
of securities of the Company;

(2) do and perform any and all acts for and on behalf of the
undersigned which may be necessary or desirable to complete,
execute, and file any such Form 3, 4, or 5, or other form or
report, and timely file such form or report with the United
States Securities and Exchange Commission and any stock
exchange or similar authority; and

(3) take any other action of any type whatsoever solely in
connection with the foregoing which, in the opinion of such
attorney-in-fact, may be of benefit to, and in the best
interest of, or legally required by, the undersigned, it being
understood that the documents executed by such attorney-in-
fact on behalf of the undersigned pursuant to this Power of
Attorney shall be in such form and shall contain such terms
and conditions as such attorney-in-fact may approve in such
attorney-in-facts discretion.

The undersigned hereby grants to each such attorney-in-fact
full power and authority to do and perform any and every act
and thing whatsoever requisite, necessary, or proper to be
done in the exercise of any of the rights and powers herein
granted, as fully to all intents and purposes as the
undersigned might or could do if personally present, with full
power of substitution or revocation, hereby ratifying and
confirming all that such attorney-in-fact, or such attorney-
in-facts substitute or substitutes, shall lawfully do or
cause to be done by virtue of this power of attorney and the
rights and powers herein granted.  The undersigned
acknowledges that the foregoing attorneys-in-fact, in serving
in such capacity at the request of the undersigned, are not
assuming, nor is the Company assuming, any of the
undersigneds responsibilities to comply with Section 16 of
the Securities Exchange Act of 1934.

This Power of Attorney shall remain in full force and effect
until the undersigned is no longer required to file Forms 3,
4, and 5 with respect to the undersigneds holdings of and
transactions in securities issued by the Company, unless
earlier revoked by the undersigned in a signed writing
delivered to the foregoing attorneys-in-fact.

IN WITNESS WHEREOF, the undersigned has caused this Power of
Attorney to be executed as of 23-April-2007.

s/n  KEVIN J. MCMAHON
Kevin J. McMahon
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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