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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>0001181431-03-021427.txt : 20030902
<SEC-HEADER>0001181431-03-021427.hdr.sgml : 20030901
<ACCEPTANCE-DATETIME>20030902181528
ACCESSION NUMBER:		0001181431-03-021427
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20030829
FILED AS OF DATE:		20030902

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

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			GOLDEN MICHAEL D
		CENTRAL INDEX KEY:			0001183986

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-49604
		FILM NUMBER:		03877187

	BUSINESS ADDRESS:	
		STREET 1:		MANTECH INTERNATIONAL CORP
		STREET 2:		12015 LEE JACKSON HWY
		CITY:			FAIRFAX
		STATE:			VA
		ZIP:			22033
		BUSINESS PHONE:		7032186000
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>rrd17521.xml
<TEXT>
<XML>
<?xml version="1.0"?><ownershipDocument>
    <schemaVersion>X0201</schemaVersion>

    <documentType>4</documentType><periodOfReport>2003-08-29</periodOfReport><notSubjectToSection16>0</notSubjectToSection16>
    <issuer>
        <issuerCik>0000892537</issuerCik>
        <issuerName>MANTECH INTERNATIONAL CORP</issuerName>
        <issuerTradingSymbol>MANT</issuerTradingSymbol></issuer><reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001183986</rptOwnerCik>
            <rptOwnerName>GOLDEN MICHAEL D</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O MANTECH INTERNATIONAL CORPORATION</rptOwnerStreet1>
            <rptOwnerStreet2>12015 LEE JACKSON HIGHWAY</rptOwnerStreet2>
            <rptOwnerCity>FAIRFAX</rptOwnerCity>
            <rptOwnerState>VA</rptOwnerState>
            <rptOwnerZipCode>22033</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
            <reportingOwnerRelationship>
<isDirector>1</isDirector><isOfficer>0</isOfficer><isTenPercentOwner>0</isTenPercentOwner><isOther>0</isOther></reportingOwnerRelationship></reportingOwner><nonDerivativeTable><nonDerivativeTransaction><securityTitle><value>Class A Common Stock</value></securityTitle><transactionDate><value>2003-08-29</value></transactionDate><transactionCoding><transactionFormType>4</transactionFormType><transactionCode>S</transactionCode><equitySwapInvolved>0</equitySwapInvolved></transactionCoding><transactionAmounts><transactionShares><value>100</value></transactionShares><transactionPricePerShare><value>23.21</value></transactionPricePerShare><transactionAcquiredDisposedCode><value>D</value></transactionAcquiredDisposedCode></transactionAmounts><postTransactionAmounts><sharesOwnedFollowingTransaction><value>23753</value></sharesOwnedFollowingTransaction></postTransactionAmounts><ownershipNature><directOrIndirectOwnership><value>D</value></directOrIndirectOwnership></ownershipNature></nonDerivativeTransaction><nonDerivat
iveTransaction><securityTitle><value>Class A Common Stock</value></securityTitle><transactionDate><value>2003-08-29</value></transactionDate><transactionCoding><transactionFormType>4</transactionFormType><transactionCode>S</transactionCode><equitySwapInvolved>0</equitySwapInvolved></transactionCoding><transactionAmounts><transactionShares><value>200</value></transactionShares><transactionPricePerShare><value>23.24</value></transactionPricePerShare><transactionAcquiredDisposedCode><value>D</value></transactionAcquiredDisposedCode></transactionAmounts><postTransactionAmounts><sharesOwnedFollowingTransaction><value>23553</value></sharesOwnedFollowingTransaction></postTransactionAmounts><ownershipNature><directOrIndirectOwnership><value>D</value></directOrIndirectOwnership></ownershipNature></nonDerivativeTransaction></nonDerivativeTable><derivativeTable><derivativeHolding><securityTitle><value>Non-Qualified Stock Option (right to buy)</value></securityTitle><conversionOrExercisePrice><value>20.97</value></conve
rsionOrExercisePrice><exerciseDate><value>2004-08-15</value><footnoteId id="F1"/></exerciseDate><expirationDate><value>2013-08-14</value></expirationDate><underlyingSecurity><underlyingSecurityTitle><value>Class A Common Stock</value></underlyingSecurityTitle><underlyingSecurityShares><value>5000</value></underlyingSecurityShares></underlyingSecurity><postTransactionAmounts><sharesOwnedFollowingTransaction><value>5000</value></sharesOwnedFollowingTransaction></postTransactionAmounts><ownershipNature><directOrIndirectOwnership><value>D</value></directOrIndirectOwnership></ownershipNature></derivativeHolding><derivativeHolding><securityTitle><value>Non-Qualified Stock Option (right to buy)</value></securityTitle><conversionOrExercisePrice><value>16.00</value></conversionOrExercisePrice><exerciseDate><value>2003-02-06</value><footnoteId id="F2"/></exerciseDate><expirationDate><value>2012-02-05</value></expirationDate><underlyingSecurity><underlyingSecurityTitle><value>Class A Common Stock</value></underlyingSec
urityTitle><underlyingSecurityShares><value>7000</value></underlyingSecurityShares></underlyingSecurity><postTransactionAmounts><sharesOwnedFollowingTransaction><value>7000</value></sharesOwnedFollowingTransaction></postTransactionAmounts><ownershipNature><directOrIndirectOwnership><value>D</value></directOrIndirectOwnership></ownershipNature></derivativeHolding></derivativeTable><footnotes><footnote id="F1">This non-qualified stock option was granted on 8/15/03 with one-third of the total grant vesting on each of the first three anniversaries of the grant date.</footnote><footnote id="F2">This non-qualified stock option was granted on 2/06/02 with one-third of the total grant vesting on each of the first three anniversaries of the grant date.</footnote></footnotes><ownerSignature><signatureName>/s/ Michael D. Golden</signatureName><signatureDate>2003-09-02</signatureDate></ownerSignature></ownershipDocument>



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