CERTIFICATION PURSUANT TO 18 U.S.C. SECTION 1350
                             AS ADOPTED PURSUANT TO
                  SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002

In connection with Amendment No. 1 to the Annual Report of Anteon  International
Corporation (the "Company") on Form 10-K for the period ended December 31, 2003,
as filed with the  Securities  and Exchange  Commission  on the date hereof (the
"Report"),  I, Charles S. Ream,  Executive  Vice  President and Chief  Financial
Officer of the Company,  certify pursuant to 18 U.S.C.  Section 1350, as adopted
pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, that:

         (1).     The Report fully  complies  with the  requirements  of Section
                  13(a) or  15(d) of the  Securities  Exchange  Act of 1934,  as
                  amended; and

         (2).     The information  contained in the Report fairly  presents,  in
                  all material respects,  the financial condition and results of
                  operations of the Company.




Date:  March 10, 2004                         By: /s/: Charles S. Ream
       ----------------                         --------------------------------
                                                 Charles S. Ream
                                                 Executive Vice President and
                                                 Chief Financial Officer


A signed  original of this  written  statement  required by Section 906 has been
provided  to Anteon  International  Corporation  and will be  retained by Anteon
International   Corporation   and  furnished  to  the  Securities  and  Exchange
Commission or its staff upon request.