Exhibit 10.3
 EXECUTION COPY




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ARTICLE IDEFINITIONSSECTION 1.01. Defined Terms
    
    
    1SECTION 1.02. Other Defined Terms
    
    
    1ARTICLE IIPLEDGE OF SECURITIESSECTION 2.01. Pledge
    
    
    5SECTION 2.02. Delivery of the Pledged Collateral
    
    
    5SECTION 2.03. Representations, Warranties and Covenants
    
    
    6SECTION 2.04. Registration in Nominee Name; Denominations
    
    
    7SECTION 2.05. Voting Rights; Dividends and Interest
    
    
    7ARTICLE IIISECURITY INTERESTS IN PERSONAL PROPERTYSECTION 3.01. Security Interest
    
    
    9SECTION 3.02. Representations and Warranties
    
    
    11SECTION 3.03. Covenants
    
    
    12SECTION 3.04. Commercial Tort Claims
    
    
    14SECTION 3.05. Covenants Regarding Patent, Trademark and Copyright Collateral
    
    
    14ARTICLE IVREMEDIESSECTION 4.01. Remedies upon Default
    
    
    15SECTION 4.02. Application of Proceeds
    
    
    16SECTION 4.03. Grant of License to Use Intellectual Property
    
    
    17SECTION 4.04. Securities Act
    
    
    17ARTICLE VMISCELLANEOUSSECTION 5.01. Notices
    
    
    18SECTION 5.02. Waivers; Amendment
    
    
    18SECTION 5.03. Administrative Agents Fees and Expenses; Indemnification
    
    
    19SECTION 5.04. Successors and Assigns
    
    
    20SECTION 5.05. Survival of Agreement
    
    
    20
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SECTION 5.06. Counterparts; Effectiveness; Several Agreement
    
    
    20SECTION 5.07. Severability
    
    
    21SECTION 5.08. Right of Set-Off
    
    
    21SECTION 5.09. Governing Law; Jurisdiction; Consent to Service of Process; Appointment of Service of Process Agent
    
    
    21SECTION 5.10. WAIVER OF JURY TRIAL
    
    
    23SECTION 5.11. Headings
    
    
    23SECTION 5.12. Security Interest Absolute
    
    
    23SECTION 5.13. Termination or Release
    
    
    23SECTION 5.14. Additional Grantors
    
    
    24SECTION 5.15. Administrative Agent Appointed Attorney-in-Fact
    
    
    24
 SchedulesSchedule I
    
    GrantorsSchedule II
    
    Pledged Equity Interests; Pledged Debt SecuritiesSchedule III
    
    Intellectual PropertySchedule IV
    
    Commercial Tort ClaimsExhibitsExhibit I
    
    Form of SupplementExhibit II
    
    Form of Copyright Security AgreementExhibit III
    
    Form of Patent Security AgreementExhibit IV
    
    Form of Trademark Security Agreement
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Agreement Holdings Borrower
 Credit Agreement
  Definitions
 Defined Terms
 provided
 mutatis mutandis
 Other Defined Terms
 Account Debtor
 Agreement
 Article 9 Collateral
 Borrower
 Commercial Tort Claim




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Excluded Commercial Tort Claim
 Collateral
 Copyright License
 Copyright Security Agreement
 Copyrights
 Credit Agreement
 Federal Securities Laws
 Grantors
 Intellectual Property
 License
 Loan Document Obligations
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New York UCC
 Patent License
 Patent Security Agreement
 Patents
 Perfection Certificate
 Pledged Collateral
 Pledged Debt Securities
 Pledged Equity Interests
 Pledged Securities
 Secured Cash Management Obligations
 -3-




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provided provided further
 Secured Obligations
 Secured Parties
 Secured Swap Obligations
 Security Interest
 Supplement
 Trademark License
 Trademark Security Agreement
 Trademarks
 -4-




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UCC
  Pledge of Securities
 Pledge Pledged
Equity Interests Pledged
Debt Securities Pledged Collateral provided
 Delivery of the Pledged Collateral
  -5-




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provided
 provided
 Representations, Warranties and Covenants
  provided
  -6-




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Registration in Nominee Name; Denominations
 Voting Rights; Dividends and Interest
   -7-




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provided
   -8-




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provided
   Security Interests in Personal Property
 Security Interest
 Security Interest Article 9 Collateral
         -9-




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provided provided further
     -10-




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Representations and Warranties
   -11-




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Covenants
  provided
 -12-




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provided
  provided
 provided
 -13-




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Commercial Tort Claims
 Covenants Regarding Patent, Trademark and Copyright Collateral
    -14-




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Remedies
 Remedies upon Default
 -15-




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Application of Proceeds
  -16-




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Grant of License to Use Intellectual Property provided provided further
 Securities Act Federal Securities Laws
 -17-




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Miscellaneous
 Notices
 Waivers; Amendment
  -18-




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provided
 Administrative Agents Fees and Expenses; Indemnification
 provided
 provided
 provided
 -19-




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provided however
 Successors and Assigns
 Survival of Agreement
 Counterparts; Effectiveness; Several Agreement
 -20-




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Severability
 Right of Set-Off provided
 Governing Law; Jurisdiction; Consent to Service of Process; Appointment of
Service of Process Agent
   New York Supreme
Court Federal District Court New
York Courts
 -21-




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provided
        -22-




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WAIVER OF JURY TRIAL
 Headings
 Security Interest Absolute
 Termination or Release
   -23-




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Additional Grantors
 Administrative Agent Appointed Attorney-in-Fact
 -24-




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-25-




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STERLING PARENT INC.By:
    /s/ Christopher C. RagonaName:
    Christopher C. RagonaTitle:
    Vice President, Secretary and Treasurer SRA INTERNATIONAL, INC.By:
    /s/ Richard J. NadeauName:
    Richard J. NadeauTitle:
    Chief Financial Officer and Treasurer SYSTEMS RESEARCH AND
APPLICATIONS CORPORATION
PLATINUM SOLUTIONS, INC.
PERRIN QUARLES ASSOCIATES, INC.
RABA TECHNOLOGIES, LLC
CMA GOVERNMENT SOLUTIONS, INC.
SENTECH HOLDINGS, INC.
SENTECH, INC.
INTERFACE AND CONTROL SYSTEMS, INC.
TOUCHSONE CONSULTING GROUP, INC.
CONSTELLA GROUP, LLCBy:
    /s/ Richard J. NadeauName:
    Richard J. NadeauTitle:
    Chief Financial Officer and Treasurer SIGNATURE PAGE TO COLLATERAL AGREEMENT




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CITIBANK, N.A., 
as Administrative AgentBy:
    /s/ Justin TichauerName:
    Justin TichauerTitle:
    Vice President SIGNATURE PAGE TO COLLATERAL AGREEMENT




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Name
    
    Jurisdiction of FormationSTERLING PARENT INC.
    
    DelawareSRA INTERNATIONAL, INC.
    
    Delaware[Others to come]




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Number andNumber of
    
    
    Class of
    
    
    PercentageGrantor
    
    Issuer
    
    
    Certificate
    
    
    Equity Interests
    
    
    of Equity Interests
  PrincipalGrantor
    
    Issuer
    
    
    Amount
    
    
    Date of Note
    
    
    Maturity Date




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Copyright Registrations
 Grantor
    
    Title
    
    Reg. No.
    
    Author
  Patents
 Grantor
    
    Title
    
    Patent Number
    
    Issue Date
 Patent Applications
 Grantor
    
    Title
    
    Serial Number
    
    Filing Date
  Trademark Registrations
 Grantor
    
    Mark
    
    Reg. Date
    
    Reg. No.
 Trademark Applications
 Grantor
    
    Mark
    
    Appl. Date
    
    Appl. No.




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Exclusive Copyright Licenses with Grantors as Licensee on Date Hereof
 Licensee Name
    
    
    
    Title ofLicensor
    
    and Address
    
    Date of License
    
    Copyright
    
    Author
    
    Reg. No.




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Supplement Collateral Agreement Holdings Borrower Administrative Agent
 Credit Agreement
  New Grantor




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SECTION 6. This Supplement shall be construed in accordance with and governed by the laws of
the State of New York.
   -2-




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-3-




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[Name Of New Grantor],By:Name:Title:

Legal Name:
Jurisdiction of Formation:
Location of Chief Executive Office: CITIBANK, N.A.,
as Administrative AgentBy:Name:Title:




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Name
    
    Jurisdiction of Formation
    
    
    Chief Executive Office




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Number andNumber of
    
    
    Class of
    
    
    PercentageGrantor
    
    Issuer
    
    
    Certificate
    
    
    Equity Interests
    
    
    of Equity Interests
  PrincipalGrantor
    
    Issuer
    
    
    Amount
    
    
    Date of Note
    
    
    Maturity Date




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l l Agreement l Grantor Administrative Agent
 Credit Agreement Borrower Lenders Collateral Agreement
 Terms
 Grant of Security Interest Security Interest Copyright
Collateral provided
 Collateral Agreement
 Counterparts




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[l],By:Name:Title:




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CITIBANK, N.A.,
as Administrative Agent,By:Name:Title:




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l l Agreement l Grantor Administrative Agent
 Credit Agreement Borrower Lenders Collateral Agreement
 Terms
 Confirmation of Grant of Security Interest Security Interest Patent Collateral provided
 Collateral Agreement
 Counterparts




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[l],By:Name:Title: SIGNATURE PAGE TO PATENT SECURITY AGREEMENT




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CITIBANK, N.A., as Administrative Agent,By:Name:Title:




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l l Agreement l Administrative Agent
 Lenders Collateral Agreement
 Terms
 Confirmation of Grant of Security Interest Security Interest Trademark Collateral provided
 Collateral Agreement
 Counterparts




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[l],By:Name:Title: SIGNATURE PAGE TO TRADEMARK SECURITY AGREEMENT




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CITIBANK, N.A., as
Administrative Agent,By:Name:Title: SIGNATURE PAGE TO TRADEMARK SECURITY AGREEMENT




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