-----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,
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 +exH30TAP6L2fm+i7ZLPqw==

<SEC-DOCUMENT>0001140361-09-027981.txt : 20091203
<SEC-HEADER>0001140361-09-027981.hdr.sgml : 20091203
<ACCEPTANCE-DATETIME>20091203161944
ACCESSION NUMBER:		0001140361-09-027981
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20091201
FILED AS OF DATE:		20091203
DATE AS OF CHANGE:		20091203

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Hall Keith A.
		CENTRAL INDEX KEY:			0001439576

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-22839
		FILM NUMBER:		091220381

	BUSINESS ADDRESS:	
		BUSINESS PHONE:		(631) 231-9800

	MAIL ADDRESS:	
		STREET 1:		45 OSER AVENUE
		CITY:			HAUPPAUGE
		STATE:			NY
		ZIP:			11788

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			GLOBECOMM SYSTEMS INC
		CENTRAL INDEX KEY:			0001031028
		STANDARD INDUSTRIAL CLASSIFICATION:	RADIO & TV BROADCASTING & COMMUNICATIONS EQUIPMENT [3663]
		IRS NUMBER:				113225567
		FISCAL YEAR END:			0630

	BUSINESS ADDRESS:	
		STREET 1:		45 OSER AVENUE
		CITY:			HAUPPAUGE
		STATE:			NY
		ZIP:			11788
		BUSINESS PHONE:		5162319800

	MAIL ADDRESS:	
		STREET 1:		45 OSER AVENUE
		CITY:			HAUPPAUGE
		STATE:			NY
		ZIP:			11788

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	WSI COMMUNICATIONS INC
		DATE OF NAME CHANGE:	19970121
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>doc1.xml
<DESCRIPTION>FORM 4
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0303</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2009-12-01</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0001031028</issuerCik>
        <issuerName>GLOBECOMM SYSTEMS INC</issuerName>
        <issuerTradingSymbol>GCOM</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001439576</rptOwnerCik>
            <rptOwnerName>Hall Keith A.</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>45 OSER AVENUE</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>HAUPPAUGE</rptOwnerCity>
            <rptOwnerState>NY</rptOwnerState>
            <rptOwnerZipCode>11788</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>President</officerTitle>
            <otherText></otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2009-12-01</value>
            </transactionDate>
            <deemedExecutionDate></deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>F</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
                <footnoteId id="F1"/>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>928</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>8.0498</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>71886</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2009-12-01</value>
            </transactionDate>
            <deemedExecutionDate></deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>S</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
                <footnoteId id="F2"/>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>903</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>8.05</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>70983</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <derivativeTable></derivativeTable>

    <footnotes>
        <footnote id="F1">Shares sold based on provision for the automatic sale of shares to pay the withholding taxes due on each vesting date of the restricted shares issued pursuant to a restricted stock agreement.</footnote>
        <footnote id="F2">Stock sold pursuant to Mr. Hall?s trading plan in accordance with Rule 10b5-1 of the Securities Exchange Act of 1934, as amended.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>/s/ Andrew C. Melfi, as Attorney-in-fact</signatureName>
        <signatureDate>2009-12-03</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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