Exhibit 10.2

FIRST AMENDMENT

THIS FIRST AMENDMENT (this "Amendment") dated as of May 17, 2011 to the Credit Agreement referenced below is by and among CACI International Inc, a Delaware corporation (the "Borrower"), the Guarantors identified on the signature pages hereto, the Lenders identified on the signature pages hereto and Bank of America, N.A., in its capacity as Administrative Agent (in such capacity, the "Administrative Agent").

W I T N E S S E T H

WHEREAS, revolving credit and term loan facilities have been extended to the Borrower pursuant to the Credit Agreement (as amended, modified, supplemented, increased and extended from time to time, the "Credit Agreement") dated as of October 21, 2010 among the Borrower, the Guarantors identified therein, the Lenders identified therein and the Administrative Agent;

WHEREAS, the Borrower has requested certain modifications to the Credit Agreement; and

WHEREAS, the Required Lenders have agreed to the requested modifications to the Credit Agreement on the terms and conditions set forth herein.

NOW, THEREFORE, IN CONSIDERATION of the premises and other good and valuable consideration, the receipt and sufficiency of which are hereby acknowledged, the parties hereto agree as follows:

1.     Defined Terms.  Capitalized terms used herein but not otherwise defined herein shall have the meanings provided to such terms in the Credit Agreement.

2.     Amendment.  The definition of "Specified Restricted Payments" in Section 1.01 of the Credit Agreement is amended to read as follows:

"Specified Restricted Payments" means:

(a)     Restricted Payments in an aggregate amount not to exceed $30 million during the period from the Closing Date through March 31, 2011;

(b)     Restricted Payments in an aggregate amount not to exceed $175 million during the period from April 1, 2011 through December 31, 2011;

(c)     Restricted Payments in an aggregate amount not to exceed $30 million in the 12 month period commencing on January 1, 2012; and

(d)     Restricted Payments in an aggregate amount not to exceed $30 million in any 12 month period ending after December 31, 2012 plus up to $20 million of the unused amount available for Specified Restricted Payments during the immediately preceding 12 month period (i) excluding any carry forward available from any prior 12 month period and (ii) assuming that such Restricted Payments in any 12 month period are made first with the applicable limitation for such 12 month period and then with the carry forward from the immediately preceding 12 month period).

3.     Conditions Precedent.  This Amendment shall become effective as of the date hereof upon receipt of counterparts of this Amendment executed by the Borrower, the Guarantors and the Required Lenders.

4.     Amendment is a "Loan Document".  This Amendment is a Loan Document and all references to a "Loan Document" in the Credit Agreement and the other Loan Documents (including, without limitation, all such references in the representations and warranties in the Credit Agreement and the other Loan Documents) shall be deemed to include this Amendment.

5.     Representations and Warranties; No Default.  Each Loan Party represents and warrants to the Administrative Agent and each Lender that after giving effect to this Amendment, (a) the representations and warranties of each Loan Party contained in the Credit Agreement or any other Loan Document are true and correct in all material respects on and as of the date hereof, except to the extent that such representations and warranties specifically refer to an earlier date, in which case such representations and warranties are true and correct in all material respects as of such earlier date, and (b) no Default exists.

6.     Reaffirmation of Obligations.  Each Loan Party (a) acknowledges and consents to all of the terms and conditions of this Amendment, (b) affirms all of its obligations under the Loan Documents and (c) agrees that this Amendment does not operate to reduce or discharge such Loan Party's obligations under the Loan Documents.

7.     Reaffirmation of Security Interests.  Each Loan Party (a) affirms that each of the Liens granted in or pursuant to the Loan Documents are valid and subsisting and (b) agrees that this Amendment does not in any manner impair or otherwise adversely effect any of the Liens granted in or pursuant to the Loan Documents.

8.     No Other Changes.  Except as modified hereby, all of the terms and provisions of the Loan Documents shall remain in full force and effect.

9.     Counterparts; Delivery.  This Amendment may be executed in counterparts (and by different parties hereto in different counterparts), each of which shall constitute an original, but all of which when taken together shall constitute a single contract. Delivery of an executed counterpart of this Amendment by facsimile or other electronic imaging means shall be effective as an original.

10.     Governing Law.  This Amendment shall be deemed to be a contract made under, and for all purposes shall be construed in accordance with, the laws of the State of New York.

[SIGNATURE PAGES FOLLOW]

IN WITNESS WHEREOF, the parties hereto have caused this First Amendment to be duly executed as of the date first above written.

BORROWER:	CACI INTERNATIONAL INC, a Delaware corporation
	By:	/s/ Thomas A. Mutryn
	Name:  Thomas A. Mutryn
	Title:    Executive Vice President, Chief Financial Officer and Treasurer

GUARANTORS:	CACI PRODUCTS COMPANY, a Delaware corporation CACI PRODUCTS COMPANY CALIFORNIA, a California corporation CACI, INC.-FEDERAL, a Delaware corporation CACI, INC.-COMMERCIAL, a Delaware corporation CACI TECHNOLOGIES, INC., a Virginia corporation CACI DYNAMIC SYSTEMS, INC., a Virginia corporation CACI PREMIER TECHNOLOGY, INC., a Delaware corporation CACI MTL SYSTEMS, INC., a Delaware corporation CACI SYSTEMS, INC., a Virginia corporation CACI-CMS INFORMATION SYSTEMS, INC, a Virginia corporation CACI ENTERPRISE SOLUTIONS, INC., a Delaware corporation R.M. VREDENBURG & CO., a Virginia corporation CACI-WGI, INC., a Delaware corporation CACI SECURED TRANSFORMATIONS, INC., a Florida corporation CACI-NSR, INC., a Delaware corporation CACI TECHNOLOGY INSIGHTS, INC., a Virginia corporation CACI-ATHENA, INC., a Delaware corporation BUSINESS DEFENSE AND SECURITY CORPORATION, a Virginia corporation CACI-ISS, INC., a Delaware corporation SYSTEMWARE INCORPORATED, a California corporation APPLIED SYSTEMS RESEARCH, INC., a Virginia corporation TECHNIGRAPHICS, INC., an Ohio corporation
	By:	/s/ Thomas A. Mutryn
	Name:  Thomas A. Mutryn
	Title:    Executive Vice President, Chief Financial Officer and Treasurer

[SIGNATURE PAGES FOLLOW]

ADMINISTRATIVE AGENT:	BANK OF AMERICA, N.A., as Administrative Agent
	By:	/s/ Roberto Salazar
	Name:  Roberto Salazar
	Title:   Vice President

[SIGNATURE PAGES FOLLOW]

LENDERS:	BANK OF AMERICA, N.A., as a Lender, L/C Issuer and Swing Line Lender
	By:	/s/ Michael J. Radcliffe
	Name:  Michael J. Radcliffe
	Title:    Senior Vice President
	JPMORGAN CHASE BANK, N.A.
	By:	/s/ Anthony Galea
	Name:  Anthony Galea
	Title:    Vice President
	SUNTRUST BANK
	By:	/s/Tesha Winslow
	Name:  Tesha Winslow
	Title:    Vice President
	CITIZENS BANK OF PENNSYLVANIA
	By:	/s/ Sandra BVW Braun
	Name:  Sandra BVW Braun
	Title:    Senior Vice President
	WELLS FARGO BANK, NATIONAL ASSOCIATION
	By:	/s/ Scott Santa Cruz
	Name:  Scott Santa Cruz
	Title:    Managing Director
	RBC BANK (USA)
	By:	/s/ Richard Marshall
	Name:  Richard Marshall
	Title:    Market Executive - National Division
	BRANCH BANKING AND TRUST COMPANY
	By:	/s/James E. Davis
	Name:  James E. Davis
	Title:    Senior Vice President
	PNC BANK, NATIONAL ASSOCIATION
	By:	/s/ C K Talsania
	Name:  Crissola Kennedy Talsania
	Title:    Vice President
	SUMITOMO MITSUI BANKING CORPORATION, NEW YORK
	By:
	Name:
	Title:
	MANUFACTURERS AND TRADERS TRUST COMPANY
	By:
	Name:
	Title:
	TD BANK, N.A.
	By:	/s/ Louise M. Wager
	Name:  Louise M. Wager
	Title:    Vice President
	U.S. BANK NATIONAL ASSOCIATION
	By:	/s/ Christine L. Wagner
	Name:  Christine L. Wagner
	Title:    Senior Vice President
	CAPITAL ONE, N.A.
	By:	/s/ Emily Lappé
	Name:  Emily Lappé
	Title:    Vice President
	CREDIT SUISSE AG, CAYMAN ISLANDS BRANCH
	By:	/s/ Shaheen Malik
	Name:  Shaheen Malik
	Title:    Vice President
	THE NORTHERN TRUST COMPANY
	By:	/s/ Lisa McDermott
	Name:  Lisa McDermott
	Title:    Vice President
	FIRST COMMONWEALTH BANK
	By:	/s/ Lawrence C. Deihle
	Name:  Lawrence C. Deihle
	Title:    Senior Vice President
	TAIPEI FUBON COMMERCIAL BANK, CO., LTD.
	By:
	Name:
	Title:
	BANK LEUMI USA
	By:	/s/ Joung Hee Hong
	Name:  Joung Hee Hong
	Title:    First Vice President
	THE BANK OF EAST ASIA, LIMITED, NEW YORK BRANCH
	By:
	Name:
	Title:
	CHANG HWA COMMERCIAL BANK, LTD., NEW YORK BRANCH
	By:
	Name:
	Title:
	ROYAL BANK OF CANADA
	By:	/s/ Richard Smith
	Name:  Richard Smith
	Title:    Authorized Signatory