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  <xsd:element id="asgn_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityAcquisitions" name="FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityAcquisitions" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element id="asgn_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityPayments" name="FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityPayments" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="asgn_ForeignMember" name="ForeignMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="asgn_IncentiveStockOptionsMember" name="IncentiveStockOptionsMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="asgn_IntangibleAssetsGrossIncludingGoodwill" name="IntangibleAssetsGrossIncludingGoodwill" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element abstract="true" id="asgn_IntangibleAssetsLineItems" name="IntangibleAssetsLineItems" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="asgn_IntangibleAssetsNetAbstract" name="IntangibleAssetsNetAbstract" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="asgn_InterestRateTypeAxis" name="InterestRateTypeAxis" nillable="true" substitutionGroup="xbrldt:dimensionItem" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="asgn_InterestRateTypeDomain" name="InterestRateTypeDomain" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="asgn_LabResourceMember" name="LabResourceMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="asgn_LeverageRatio" name="LeverageRatio" nillable="true" substitutionGroup="xbrli:item" type="xbrli:pureItemType" xbrli:periodType="duration" />
  <xsd:element id="asgn_LeverageRatioinLatestYearofDebtTerm" name="LeverageRatioinLatestYearofDebtTerm" nillable="true" substitutionGroup="xbrli:item" type="xbrli:pureItemType" xbrli:periodType="instant" />
  <xsd:element abstract="true" id="asgn_LiabilityAwardMember" name="LiabilityAwardMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="asgn_LiabilityAwardsCanceledDuringPeriod" name="LiabilityAwardsCanceledDuringPeriod" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element id="asgn_LiabilityAwardsGranted" name="LiabilityAwardsGranted" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element id="asgn_LiabilityAwardsSettledDuringPeriod" name="LiabilityAwardsSettledDuringPeriod" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="asgn_NonQualifiedStockOptionsMember" name="NonQualifiedStockOptionsMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="asgn_NumberOfLeasedPropertiesOwnedByRelatedParties" name="NumberOfLeasedPropertiesOwnedByRelatedParties" nillable="true" substitutionGroup="xbrli:item" type="xbrli:integerItemType" xbrli:periodType="instant" />
  <xsd:element id="asgn_OtherCashProvidedbyUsedinInvestingActivitiesDiscontinuedOperations" name="OtherCashProvidedbyUsedinInvestingActivitiesDiscontinuedOperations" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="asgn_OxfordSegmentMember" name="OxfordSegmentMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="asgn_Paymentexerciseofstockoption" name="Paymentexerciseofstockoption" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element id="asgn_PaymentsonDebt" name="PaymentsonDebt" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="asgn_PhysicianSegmentMember" name="PhysicianSegmentMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="asgn_ReceivablesTradeAndOtherAccountsReceivableAllowanceForDoubtfulAccountsPolicyPolicyTextBlock" name="ReceivablesTradeAndOtherAccountsReceivableAllowanceForDoubtfulAccountsPolicyPolicyTextBlock" nillable="true" substitutionGroup="xbrli:item" type="nonnum:textBlockItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="asgn_ReconciliationOfNetIncomeToComprehensiveIncomeAbstract" name="ReconciliationOfNetIncomeToComprehensiveIncomeAbstract" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="asgn_RestrictedStockUnitsAndAwardsMember" name="RestrictedStockUnitsAndAwardsMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="asgn_RevenueTypeAxis" name="RevenueTypeAxis" nillable="true" substitutionGroup="xbrldt:dimensionItem" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="asgn_RevenueTypeDomain" name="RevenueTypeDomain" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="asgn_RevenuebyTypeTableTextBlock" name="RevenuebyTypeTableTextBlock" nillable="true" substitutionGroup="xbrli:item" type="nonnum:textBlockItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="asgn_ScheduleOfAcquiredIntangibleAssetsByMajorClassTable" name="ScheduleOfAcquiredIntangibleAssetsByMajorClassTable" nillable="true" substitutionGroup="xbrldt:hypercubeItem" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element id="asgn_ScheduleOfAcquiredIntangibleAssetsByMajorClassTableTextBlock" name="ScheduleOfAcquiredIntangibleAssetsByMajorClassTableTextBlock" nillable="true" substitutionGroup="xbrli:item" type="nonnum:textBlockItemType" xbrli:periodType="duration" />
  <xsd:element id="asgn_ScheduleOfEntityWideDisclosureOnGeographicAreasLongLivedAssetsDomesticAndForeignTableTextBlock" name="ScheduleOfEntityWideDisclosureOnGeographicAreasLongLivedAssetsDomesticAndForeignTableTextBlock" nillable="true" substitutionGroup="xbrli:item" type="nonnum:textBlockItemType" xbrli:periodType="duration" />
  <xsd:element id="asgn_ScheduleOfPurchasePriceAllocationTableTextBlockTableTextBlock" name="ScheduleOfPurchasePriceAllocationTableTextBlockTableTextBlock" nillable="true" substitutionGroup="xbrli:item" type="nonnum:textBlockItemType" xbrli:periodType="duration" />
  <xsd:element id="asgn_ShareBasedCompensationArrangementByShareBasdPaymentAwardEquityInstrumentsOtherThanOptionsMarketValueShareCountAdjustmentForLiabilityAwards" name="ShareBasedCompensationArrangementByShareBasdPaymentAwardEquityInstrumentsOtherThanOptionsMarketValueShareCountAdjustmentForLiabilityAwards" nillable="true" substitutionGroup="xbrli:item" type="xbrli:sharesItemType" xbrli:periodType="duration" />
  <xsd:element id="asgn_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentOtherThanOptionsMarketValueShareCountAdjustmentWeightedAverageGrantDateFairValue" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentOtherThanOptionsMarketValueShareCountAdjustmentWeightedAverageGrantDateFairValue" nillable="true" substitutionGroup="xbrli:item" type="num:perShareItemType" xbrli:periodType="duration" />
  <xsd:element id="asgn_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedAndExpectedToVest" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedAndExpectedToVest" nillable="true" substitutionGroup="xbrli:item" type="xbrli:sharesItemType" xbrli:periodType="instant" />
  <xsd:element id="asgn_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsUnvestedAndExpectedToVestWeightedAverageGrantDateFairValue" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsUnvestedAndExpectedToVestWeightedAverageGrantDateFairValue" nillable="true" substitutionGroup="xbrli:item" type="num:perShareItemType" xbrli:periodType="instant" />
  <xsd:element id="asgn_Sharerepurchaseprogramamountauthorized" name="Sharerepurchaseprogramamountauthorized" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element id="asgn_Sharesreceivedforexercisepriceofoptions" name="Sharesreceivedforexercisepriceofoptions" nillable="true" substitutionGroup="xbrli:item" type="xbrli:sharesItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="asgn_SoftwareDevelopmentWorkInProgressMember" name="SoftwareDevelopmentWorkInProgressMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="asgn_TermALoanFacilityrepaidJune2015Member" name="TermALoanFacilityrepaidJune2015Member" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="asgn_TermBLoanFacilityrepaidJune2015Member" name="TermBLoanFacilityrepaidJune2015Member" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="asgn_UnrecognizedTaxBenefitsReductionResultingfromDiscontinuedOperations" name="UnrecognizedTaxBenefitsReductionResultingfromDiscontinuedOperations" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="asgn_WorkInProgressMember" name="WorkInProgressMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="asgn_WorkersCompensationAndMedicalMalpracticeProvision" name="WorkersCompensationAndMedicalMalpracticeProvision" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element id="asgn_WorkersCompensationandMedicalMalpracticeReceivableCurrent" name="WorkersCompensationandMedicalMalpracticeReceivableCurrent" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element id="asgn_Workerscompensationandmedicalmalpracticeliabilitycurrent" name="Workerscompensationandmedicalmalpracticeliabilitycurrent" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element id="asgn_WorkerscompensationlossreservePolicyTextBlock" name="WorkerscompensationlossreservePolicyTextBlock" nillable="true" substitutionGroup="xbrli:item" type="nonnum:textBlockItemType" xbrli:periodType="duration" />
  <xsd:element id="asgn_Workerscompensationreceivable" name="Workerscompensationreceivable" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant" />
</xsd:schema>
