-----BEGIN PRIVACY-ENHANCED MESSAGE-----
Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
Originator-Key-Asymmetric:
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 TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB
MIC-Info: RSA-MD5,RSA,
 Oy81k13136he6H5CwWlxw9L9PclmCYkWelRTAhwNkBcDXe0LW75QcE1zwLIaLIe9
 PFLmM/xJ56Jz6QdssTfE5w==

<SEC-DOCUMENT>0001181431-03-019318.txt : 20030819
<SEC-HEADER>0001181431-03-019318.hdr.sgml : 20030819
<ACCEPTANCE-DATETIME>20030819154530
ACCESSION NUMBER:		0001181431-03-019318
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20030815
FILED AS OF DATE:		20030819

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			UNRUH JERRY L
		CENTRAL INDEX KEY:			0001215539

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-49604
		FILM NUMBER:		03855735

	BUSINESS ADDRESS:	
		STREET 1:		C/O MANTECH INTERNATIONAL CORP
		STREET 2:		12015 LEE JACKSON HWY
		CITY:			FAIRFAX
		STATE:			VA
		ZIP:			22033
		BUSINESS PHONE:		7032186312

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>4
<SEQUENCE>1
<FILENAME>rrd16101.xml
<TEXT>
<XML>
<?xml version="1.0"?><ownershipDocument>
    <schemaVersion>X0201</schemaVersion>

    <documentType>4</documentType><periodOfReport>2003-08-15</periodOfReport><notSubjectToSection16>0</notSubjectToSection16>
    <issuer>
        <issuerCik>0000892537</issuerCik>
        <issuerName>MANTECH INTERNATIONAL CORP</issuerName>
        <issuerTradingSymbol>MANT</issuerTradingSymbol></issuer><reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001215539</rptOwnerCik>
            <rptOwnerName>UNRUH JERRY L</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>12015 LEE JACKSON HIGHWAY</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>FAIRFAX</rptOwnerCity>
            <rptOwnerState>VA</rptOwnerState>
            <rptOwnerZipCode>22033</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
            <reportingOwnerRelationship>
<isDirector>0</isDirector><isOfficer>1</isOfficer><isTenPercentOwner>0</isTenPercentOwner><isOther>0</isOther><officerTitle>Senior Vice President</officerTitle></reportingOwnerRelationship></reportingOwner><nonDerivativeTable><nonDerivativeHolding><securityTitle><value>Class A Common Stock</value></securityTitle><postTransactionAmounts><sharesOwnedFollowingTransaction><value>589</value><footnoteId id="F1"/></sharesOwnedFollowingTransaction></postTransactionAmounts><ownershipNature><directOrIndirectOwnership><value>I</value></directOrIndirectOwnership><natureOfOwnership><value>By the ManTech International Corporation Employee Stock Ownership Plan</value></natureOfOwnership></ownershipNature></nonDerivativeHolding></nonDerivativeTable><derivativeTable><derivativeTransaction><securityTitle><value>Non-Qualified Stock Option (right to buy)</value></securityTitle><conversionOrExercisePrice><value>20.97</value></conversionOrExercisePrice><transactionDate><value>2003-08-15</value></transactionDate><transactionCoding
><transactionFormType>4</transactionFormType><transactionCode>A</transactionCode><equitySwapInvolved>0</equitySwapInvolved></transactionCoding><transactionAmounts><transactionShares><value>40000</value></transactionShares><transactionPricePerShare><value>20.97</value></transactionPricePerShare><transactionAcquiredDisposedCode><value>A</value></transactionAcquiredDisposedCode></transactionAmounts><exerciseDate><value>2004-08-15</value><footnoteId id="F2"/></exerciseDate><expirationDate><value>2013-08-14</value></expirationDate><underlyingSecurity><underlyingSecurityTitle><value>Class A Common Stock</value></underlyingSecurityTitle><underlyingSecurityShares><value>40000</value></underlyingSecurityShares></underlyingSecurity><postTransactionAmounts><sharesOwnedFollowingTransaction><value>40000</value></sharesOwnedFollowingTransaction></postTransactionAmounts><ownershipNature><directOrIndirectOwnership><value>D</value></directOrIndirectOwnership></ownershipNature></derivativeTransaction><derivativeHolding><secur
ityTitle><value>Incentive Stock Options (right to buy)</value></securityTitle><conversionOrExercisePrice><value>16.00</value></conversionOrExercisePrice><exerciseDate><value>2003-02-06</value><footnoteId id="F3"/></exerciseDate><expirationDate><value>2012-02-05</value></expirationDate><underlyingSecurity><underlyingSecurityTitle><value>Class A Common Stock</value></underlyingSecurityTitle><underlyingSecurityShares><value>18750</value></underlyingSecurityShares></underlyingSecurity><postTransactionAmounts><sharesOwnedFollowingTransaction><value>18750</value></sharesOwnedFollowingTransaction></postTransactionAmounts><ownershipNature><directOrIndirectOwnership><value>D</value></directOrIndirectOwnership></ownershipNature></derivativeHolding><derivativeHolding><securityTitle><value>Non-Qualified Stock Options (right to buy)</value></securityTitle><conversionOrExercisePrice><value>16.00</value></conversionOrExercisePrice><exerciseDate><value>2003-02-06</value><footnoteId id="F4"/></exerciseDate><expirationDate><v
alue>2012-02-05</value></expirationDate><underlyingSecurity><underlyingSecurityTitle><value>Class A Common Stock</value></underlyingSecurityTitle><underlyingSecurityShares><value>31250</value></underlyingSecurityShares></underlyingSecurity><postTransactionAmounts><sharesOwnedFollowingTransaction><value>31250</value></sharesOwnedFollowingTransaction></postTransactionAmounts><ownershipNature><directOrIndirectOwnership><value>D</value></directOrIndirectOwnership></ownershipNature></derivativeHolding></derivativeTable><footnotes><footnote id="F1">Restricted stock grant pursuant to the ManTech International Corporation Employee Stock Ownership Plan.</footnote><footnote id="F2">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="F3">This incentive 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.</foo
tnote><footnote id="F4">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/ Jerry L. Unruh</signatureName><signatureDate>2003-08-18</signatureDate></ownerSignature></ownershipDocument>



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