<SEC-DOCUMENT>0000899243-21-028826.txt : 20210719
<SEC-HEADER>0000899243-21-028826.hdr.sgml : 20210719
<ACCEPTANCE-DATETIME>20210719160517
ACCESSION NUMBER:		0000899243-21-028826
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20210716
FILED AS OF DATE:		20210719
DATE AS OF CHANGE:		20210719

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Toxford Corp/Panama
		CENTRAL INDEX KEY:			0001855508
		STATE OF INCORPORATION:			R1
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-08443
		FILM NUMBER:		211097951

	BUSINESS ADDRESS:	
		STREET 1:		MMG TOWER 23RD FLOOR
		STREET 2:		AVENIDA PASEO DEL MAR COSTA DEL ESTE
		CITY:			PANAMA CITY
		STATE:			R1
		ZIP:			NA
		BUSINESS PHONE:		41 22 909 8900

	MAIL ADDRESS:	
		STREET 1:		PLACE DE SAINT-GERVAIS 1
		STREET 2:		PO BOX 2049, 1211 GENEVA 1
		CITY:			GENEVA
		STATE:			V8
		ZIP:			NA

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			TELOS CORP
		CENTRAL INDEX KEY:			0000320121
		STANDARD INDUSTRIAL CLASSIFICATION:	SERVICES-COMPUTER INTEGRATED SYSTEMS DESIGN [7373]
		IRS NUMBER:				520880974
		STATE OF INCORPORATION:			MD
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		19886 ASHBURN ROAD
		CITY:			ASHBURN
		STATE:			VA
		ZIP:			20147
		BUSINESS PHONE:		7034716000

	MAIL ADDRESS:	
		STREET 1:		19886 ASHBURN ROAD
		CITY:			ASHBURN
		STATE:			VA
		ZIP:			20147

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	C3 INC
		DATE OF NAME CHANGE:	19920703
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>doc4.xml
<DESCRIPTION>FORM 4 SUBMISSION
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0306</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2021-07-16</periodOfReport>

    <notSubjectToSection16>1</notSubjectToSection16>

    <issuer>
        <issuerCik>0000320121</issuerCik>
        <issuerName>TELOS CORP</issuerName>
        <issuerTradingSymbol>TLS</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001855508</rptOwnerCik>
            <rptOwnerName>Toxford Corp/Panama</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O ACE INTERNATIONAL SA</rptOwnerStreet1>
            <rptOwnerStreet2>PLACE DE SAINT-GERVAIS 1, PO BOX 2049</rptOwnerStreet2>
            <rptOwnerCity>GENEVA 1</rptOwnerCity>
            <rptOwnerState>V8</rptOwnerState>
            <rptOwnerZipCode>1211</rptOwnerZipCode>
            <rptOwnerStateDescription>SWITZERLAND</rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2021-07-16</value>
            </transactionDate>
            <deemedExecutionDate></deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>J</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
                <footnoteId id="F1"/>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>10264804</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0.00</value>
                    <footnoteId id="F1"/>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>0</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">Shares transferred to parent entity JRP Settlement for no consideration.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>/s/ Ariane Slinger, Director</signatureName>
        <signatureDate>2021-07-19</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
