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                <link:usedOn>link:calculationLink</link:usedOn>
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                <link:definition>102000 - Disclosure - STOCK REPURCHASE PROGRAM</link:definition>
                <link:usedOn>link:presentationLink</link:usedOn>
                <link:usedOn>link:calculationLink</link:usedOn>
                <link:usedOn>link:definitionLink</link:usedOn>
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                <link:definition>102100 - Disclosure - RELATED PARTY TRANSACTIONS</link:definition>
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                <link:usedOn>link:calculationLink</link:usedOn>
                <link:usedOn>link:definitionLink</link:usedOn>
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                <link:definition>102200 - Disclosure - OTHER FINANCIAL INFORMATION</link:definition>
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                <link:usedOn>link:calculationLink</link:usedOn>
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                <link:definition>102300 - Disclosure - DECONSOLIDATION OF A SUBSIDIARY</link:definition>
                <link:usedOn>link:presentationLink</link:usedOn>
                <link:usedOn>link:calculationLink</link:usedOn>
                <link:usedOn>link:definitionLink</link:usedOn>
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                <link:definition>102400 - Disclosure - QUARTERLY FINANCIAL DATA (UNAUDITED)</link:definition>
                <link:usedOn>link:presentationLink</link:usedOn>
                <link:usedOn>link:calculationLink</link:usedOn>
                <link:usedOn>link:definitionLink</link:usedOn>
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                <link:definition>101700 - Disclosure - ACCUMULATED OTHER COMPREHENSIVE INCOME (LOSS)</link:definition>
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                <link:usedOn>link:calculationLink</link:usedOn>
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                <link:usedOn>link:calculationLink</link:usedOn>
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                <link:usedOn>link:calculationLink</link:usedOn>
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                <link:usedOn>link:calculationLink</link:usedOn>
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                <link:definition>100700 - Disclosure - CONTRACT ACQUISITION COSTS</link:definition>
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                <link:usedOn>link:calculationLink</link:usedOn>
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                <link:usedOn>link:presentationLink</link:usedOn>
                <link:usedOn>link:calculationLink</link:usedOn>
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                <link:usedOn>link:calculationLink</link:usedOn>
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                <link:usedOn>link:presentationLink</link:usedOn>
                <link:usedOn>link:calculationLink</link:usedOn>
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                <link:definition>300700 - Disclosure - CONTRACT ACQUISITION COSTS (TABLES)</link:definition>
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                <link:usedOn>link:calculationLink</link:usedOn>
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                <link:definition>300800 - Disclosure - OTHER INTANGIBLE ASSETS (TABLES)</link:definition>
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                <link:usedOn>link:calculationLink</link:usedOn>
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                <link:usedOn>link:calculationLink</link:usedOn>
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                <link:usedOn>link:calculationLink</link:usedOn>
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                <link:usedOn>link:calculationLink</link:usedOn>
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                <link:usedOn>link:calculationLink</link:usedOn>
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                <link:usedOn>link:calculationLink</link:usedOn>
                <link:usedOn>link:definitionLink</link:usedOn>
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                <link:definition>400400 - Disclosure - ACCOUNTS RECEIVABLE (SCHEDULE OF ACCOUNTS RECEIVABLE) (DETAILS)</link:definition>
                <link:usedOn>link:presentationLink</link:usedOn>
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                <link:definition>400410 - Disclosure - ACCOUNTS RECEIVABLE (SCHEDULE OF CHANGE IN ALLOWANCE) (DETAILS)</link:definition>
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                <link:definition>400420 - Disclosure - ACCOUNTS RECEIVABLE (SIGNIFICANT CLIENTS TABLE) (DETAILS)</link:definition>
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                <link:definition>400710 - Disclosure - CONTRACT ACQUISITION COSTS (FUTURE AMORTIZATION TABLE) (DETAILS)</link:definition>
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                <link:definition>401400 - Disclosure - DEFERRED REVENUE AND COSTS (DEFERRED REVENUE CLASSIFICATION TABLE) (DETAILS)</link:definition>
                <link:usedOn>link:presentationLink</link:usedOn>
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                <link:definition>401410 - Disclosure - DEFERRED REVENUE AND COSTS (DEFERRED REVENUE ROLLFORWARD TABLE) (DETAILS)</link:definition>
                <link:usedOn>link:presentationLink</link:usedOn>
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                <link:definition>401420 - Disclosure - DEFERRED REVENUE AND COSTS (DEFERRED COSTS CLASSIFICATION TABLE) (DETAILS)</link:definition>
                <link:usedOn>link:presentationLink</link:usedOn>
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                <link:definition>401430 - Disclosure - DEFERRED REVENUE AND COSTS (DEFERRED COSTS ROLLFORWARD TABLE) (DETAILS)</link:definition>
                <link:usedOn>link:presentationLink</link:usedOn>
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                <link:definition>401600 - Disclosure - LEASES (FUTURE MINIMUM LEASE PAYMENTS TABLE) (DETAILS)</link:definition>
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                <link:definition>401610 - Disclosure - LEASES (ASSET RETIREMENT SCHEDULE TABLE) (DETAILS)</link:definition>
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                <link:usedOn>link:presentationLink</link:usedOn>
                <link:usedOn>link:calculationLink</link:usedOn>
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    <element name="LegalSettlementImpactOnIncomeTaxesDeconsolidatedSubsidiary" id="ttec_LegalSettlementImpactOnIncomeTaxesDeconsolidatedSubsidiary" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:balance="debit" xbrli:periodType="duration" />
    <element name="ReductionOfEmployeeRelatedExpense" id="ttec_ReductionOfEmployeeRelatedExpense" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:balance="credit" xbrli:periodType="duration" />
    <element name="UnrecognizedTaxBenefitsDecreasesTotal" id="ttec_UnrecognizedTaxBenefitsDecreasesTotal" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:balance="credit" xbrli:periodType="duration" />
    <element name="ReturnToProvisionAdjustments" id="ttec_ReturnToProvisionAdjustments" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:balance="credit" xbrli:periodType="duration" />
    <element name="TaxBenefitRelatedToRestructuringCharges" id="ttec_TaxBenefitRelatedToRestructuringCharges" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:balance="credit" xbrli:periodType="duration" />
    <element name="ReductionToVariableIncentiveCompensation" id="ttec_ReductionToVariableIncentiveCompensation" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:balance="credit" xbrli:periodType="duration" />
    <element name="IncomeTaxExpenseCanadaRevenueAgencyRuling" id="ttec_IncomeTaxExpenseCanadaRevenueAgencyRuling" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:balance="debit" xbrli:periodType="duration" />
    <element name="IncomeTaxBenefitInternalRevenueServiceRefundClaims" id="ttec_IncomeTaxBenefitInternalRevenueServiceRefundClaims" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:balance="credit" xbrli:periodType="duration" />
    <element name="IncomeTaxBenefitFromForeignEarningsRepatriation" id="ttec_IncomeTaxBenefitFromForeignEarningsRepatriation" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:balance="credit" xbrli:periodType="duration" />
    <element name="IncomeTaxExaminationYearsUnderExamination1" id="ttec_IncomeTaxExaminationYearsUnderExamination1" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="duration" />
    <element name="ArgentinaMember" id="ttec_ArgentinaMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
    <element name="BrazilMember" id="ttec_BrazilMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
    <element name="MexicoMember" id="ttec_MexicoMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
    <element name="DeferredTaxAssetNetLineItems" id="ttec_DeferredTaxAssetNetLineItems" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
    <element name="IncomeTaxNarrativeTable" id="ttec_IncomeTaxNarrativeTable" type="xbrli:stringItemType" substitutionGroup="xbrldt:hypercubeItem" abstract="true" nillable="true" xbrli:periodType="duration" />
    <element name="ForeignJurisdictionsMember" id="ttec_ForeignJurisdictionsMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
    <element name="StateTaxCreditsAndNolMember" id="ttec_StateTaxCreditsAndNolMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
    <element name="FederalTaxCreditsMember" id="ttec_FederalTaxCreditsMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
    <element name="NotRealizableStandardMember" id="ttec_NotRealizableStandardMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
    <element name="TurkeyMember" id="ttec_TurkeyMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
    <element name="SignificantTaxEventsTable" id="ttec_SignificantTaxEventsTable" type="xbrli:stringItemType" substitutionGroup="xbrldt:hypercubeItem" abstract="true" nillable="true" xbrli:periodType="duration" />
    <element name="NewZealandMember" id="ttec_NewZealandMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
    <element name="TaxBenefitFromAmendedTaxReturns" id="ttec_TaxBenefitFromAmendedTaxReturns" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:balance="credit" xbrli:periodType="duration" />
    <element name="SignificantChangeInUnrecognizedTaxBenefitsFromSignificantTaxEventsLineItems" id="ttec_SignificantChangeInUnrecognizedTaxBenefitsFromSignificantTaxEventsLineItems" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
    <element name="FederalMember" id="ttec_FederalMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
    <element name="StateMember" id="ttec_StateMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
    <element name="CumulativeAmountForeginEarningsInvestedOutsideUnitedStates" id="ttec_CumulativeAmountForeginEarningsInvestedOutsideUnitedStates" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:balance="debit" xbrli:periodType="instant" />
    <element name="ReserveRecognizedForUncertainTaxBenefits" id="ttec_ReserveRecognizedForUncertainTaxBenefits" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:balance="credit" xbrli:periodType="duration" />
    <element name="GainOnNewgenLegalSettlementNetOfTax" id="ttec_GainOnNewgenLegalSettlementNetOfTax" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:balance="credit" xbrli:periodType="duration" />
    <element name="ReceivableFromChangeInWorkingCapitalAdjustment" id="ttec_ReceivableFromChangeInWorkingCapitalAdjustment" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:balance="debit" xbrli:periodType="instant" />
    <element name="RestructuringChargesBeforeAdjustments" id="ttec_RestructuringChargesBeforeAdjustments" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:balance="credit" xbrli:periodType="duration" />
    <element name="DerivativeExchangeRateFloorValue" id="ttec_DerivativeExchangeRateFloorValue" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="instant" />
    <element name="DerivativeExchangeRateCapValue" id="ttec_DerivativeExchangeRateCapValue" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="instant" />
    <element name="ScheduleOfChangeInValuationAllowanceTableTextBlock" id="ttec_ScheduleOfChangeInValuationAllowanceTableTextBlock" type="nonnum:textBlockItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="duration" />
    <element name="ValuationAllowanceAdditionsToDeferredTaxExpense" id="ttec_ValuationAllowanceAdditionsToDeferredTaxExpense" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:balance="credit" xbrli:periodType="duration" />
    <element name="ValuationAllowanceReductionOfDeferredIncomeTaxExpense" id="ttec_ValuationAllowanceReductionOfDeferredIncomeTaxExpense" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:balance="debit" xbrli:periodType="duration" />
    <element name="NetIncomePerShareAbstract" id="ttec_NetIncomePerShareAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
</schema>
