-----BEGIN PRIVACY-ENHANCED MESSAGE-----
Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
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 TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB
MIC-Info: RSA-MD5,RSA,
 URFLA9Okb1D1+n5HOUD/PtAba3vrqgOkRpTOti7ldUUlayWCd/hhCDDCfLhLH0/x
 5pySzcwMDqnQgJhXKynEpQ==

<SEC-DOCUMENT>0001179110-06-001361.txt : 20060112
<SEC-HEADER>0001179110-06-001361.hdr.sgml : 20060112
<ACCEPTANCE-DATETIME>20060112203518
ACCESSION NUMBER:		0001179110-06-001361
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20060112
FILED AS OF DATE:		20060112
DATE AS OF CHANGE:		20060112

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			SCHULTE PETER M
		CENTRAL INDEX KEY:			0001339483

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-51552
		FILM NUMBER:		06528193

	BUSINESS ADDRESS:	
		BUSINESS PHONE:		646-403-9765

	MAIL ADDRESS:	
		STREET 1:		900 THIRD AVENUE 33RD FLOOR
		STREET 2:		FEDERAL SERVICES ACQUISITION CORPORATION
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10022-4775

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Federal Services Acquisition CORP
		CENTRAL INDEX KEY:			0001325460
		STANDARD INDUSTRIAL CLASSIFICATION:	BLANK CHECKS [6770]
		IRS NUMBER:				113747950
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		900 THIRD AVENUE, 33RD FLOOR
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10022-4775
		BUSINESS PHONE:		212-909-8457

	MAIL ADDRESS:	
		STREET 1:		900 THIRD AVENUE, 33RD FLOOR
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10022-4775
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>edgar.xml
<DESCRIPTION>FORM 4 -
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0202</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2006-01-12</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0001325460</issuerCik>
        <issuerName>Federal Services Acquisition CORP</issuerName>
        <issuerTradingSymbol>FDSAW</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001339483</rptOwnerCik>
            <rptOwnerName>SCHULTE PETER M</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>900 THIRD AVENUE, 33RD FLOOR</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>NEW YORK</rptOwnerCity>
            <rptOwnerState>NY</rptOwnerState>
            <rptOwnerZipCode>10022-4775</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>President and Secretary</officerTitle>
            <otherText></otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable></nonDerivativeTable>

    <derivativeTable>
        <derivativeTransaction>
            <securityTitle>
                <value>Warrant</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>5.00</value>
            </conversionOrExercisePrice>
            <transactionDate>
                <value>2006-01-12</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>P</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>446757</value>
                    <footnoteId id="F1"/>
                </transactionShares>
                <transactionPricePerShare>
                    <value>.55</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <exerciseDate>
                <value>2006-10-19</value>
                <footnoteId id="F2"/>
            </exerciseDate>
            <expirationDate>
                <value>2009-10-19</value>
                <footnoteId id="F3"/>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>446757</value>
                    <footnoteId id="F1"/>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>1724298</value>
                    <footnoteId id="F4"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </derivativeTransaction>
    </derivativeTable>

    <footnotes>
        <footnote id="F1">Includes 311,500 warrants held by FSAC Partners, LLC, over which Messrs. Jacks and Schulte have shared voting and dispositive power.</footnote>
        <footnote id="F2">The warrants will become exercisable on the later of a business combination or October 19, 2006.</footnote>
        <footnote id="F3">The warrants expire on October 19, 2009, or earlier upon redemption.</footnote>
        <footnote id="F4">Includes 1,202,264 warrants held by FSAC Partners, LLC, over which Messrs. Jacks and Schulte have shared voting and dispositive power.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>/s/ Peter M. Schulte</signatureName>
        <signatureDate>2006-01-12</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
-----END PRIVACY-ENHANCED MESSAGE-----