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Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
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 TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB
MIC-Info: RSA-MD5,RSA,
 Ul5D39ImqqtGieyOkp6NX4z97exTBsV1YcjALXiAqclPB2Sx+bE9U06S+0mgASk5
 yYWtPXMeS9mu6DIzsr4C4A==

<SEC-DOCUMENT>0000902664-04-001326.txt : 20040907
<SEC-HEADER>0000902664-04-001326.hdr.sgml : 20040906
<ACCEPTANCE-DATETIME>20040907180505
ACCESSION NUMBER:		0000902664-04-001326
CONFORMED SUBMISSION TYPE:	3
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20040824
FILED AS OF DATE:		20040907
DATE AS OF CHANGE:		20040907

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			ADAGE CAPITAL PARTNERS GP LLC
		CENTRAL INDEX KEY:			0001165408
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		3
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-49604
		FILM NUMBER:		041019330

	BUSINESS ADDRESS:	
		STREET 1:		200 CLARENDON STREET
		STREET 2:		52ND FLOOR
		CITY:			BOSTON
		STATE:			MA
		ZIP:			02116
		BUSINESS PHONE:		6178672800

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			MANTECH INTERNATIONAL CORP
		CENTRAL INDEX KEY:			0000892537
		STANDARD INDUSTRIAL CLASSIFICATION:	SERVICES-MANAGEMENT SERVICES [8741]
		IRS NUMBER:				221852179
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		12015 LEE JACKSON MEMORIAL HIGHWAY
		CITY:			FAIRFAX
		STATE:			VA
		ZIP:			22033-3300
		BUSINESS PHONE:		703-218-6000

	MAIL ADDRESS:	
		STREET 1:		12015 LEE JACKSON MEMORIAL HIGHWAY
		CITY:			FAIRFAX
		STATE:			VA
		ZIP:			22033-3300
</SEC-HEADER>
<DOCUMENT>
<TYPE>3
<SEQUENCE>1
<FILENAME>srz04-0603_ex.xml
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0202</schemaVersion>

    <documentType>3</documentType>

    <periodOfReport>2004-08-24</periodOfReport>

    <noSecuritiesOwned>0</noSecuritiesOwned>

    <issuer>
        <issuerCik>0000892537</issuerCik>
        <issuerName>MANTECH INTERNATIONAL CORP</issuerName>
        <issuerTradingSymbol>MANT</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001165408</rptOwnerCik>
            <rptOwnerName>ADAGE CAPITAL PARTNERS GP LLC</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>200 CLARENDON STREET</rptOwnerStreet1>
            <rptOwnerStreet2>52ND FLOOR</rptOwnerStreet2>
            <rptOwnerCity>BOSTON</rptOwnerCity>
            <rptOwnerState>MA</rptOwnerState>
            <rptOwnerZipCode>02116</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Class A Common Stock</value>
            </securityTitle>
            <postTransactionAmounts>
                <valueOwnedFollowingTransaction>
                    <value>1784200</value>
                </valueOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>See Footnote</value>
                    <footnoteId id="F1"/>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">This statement is filed by (1) Adage Capital Partners, L.P. (&quot;Adage Capital&quot;) with respect to Class A Common Stock directly
owned by it, (2) Adage Capital Partners GP, L.L.C. as general partner of Adage Capital, with respect to the Class A Common
Stock directly owned by Adage Capital, (3) Adage Capital Advisors, L.L.C. as the managing member of Adage Capital Partners
GP, with respect to the Class A Common Stock directly owned by Adage Capital and (4) Messrs. Atchinson and Gross as managing
members of Adage Capital Advisors, L.L.C. with respect to Class A Common Stock directly owned by Adage Capital. Messrs.
Atchinson and Gross each disclaims beneficial ownership of any securities this Form 3 relates for the purposes of the
Securities and Exchange Act of 1934, as amended (the &quot;Act&quot;), except as to such securities in which each person may be deemed
to have an indirect pecuniary interest pursuant to the Act.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>/s/ Robert Atchinson, as managing member of Adage Capital Advisors, L.L.C., the managing member of Adage Capital Partners GP, L.L.C., the general partner of Adage Capital Partners, L.P.</signatureName>
        <signatureDate>2004-08-07</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>/s/ Phillip Gross, as managing member of Adage Capital Advisors, L.L.C., the managing memberof Adage Capital Partners GP, L.L.C., the general partner of Adage Capital Partners, L.P.</signatureName>
        <signatureDate>2004-08-07</signatureDate>
    </ownerSignature>
</ownershipDocument>

</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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