Exhibit 99.2
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                    CERTIFICATION BY CHIEF FINANCIAL OFFICER
                       PURSUANT TO 18 U.S.C. SECTION 1350,
                             AS ADOPTED PURSUANT TO
                  SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002

     In connection with the Quarterly  Report of DynCorp (the "Company") on Form
10-Q as filed with the  Securities  and Exchange  Commission  on the date hereof
(the "Report"),  I, Patrick C.  FitzPatrick,  as Senior Vice President and Chief
Financial Officer of the Company, hereby certify,  pursuant to 18 U.S.C. Section
1350, as adopted pursuant to Section 906 of the  Sarbanes-Oxley  Act of 2002, to
the best of my knowledge, that:

          (1) The Report fully complies with the  requirements  of section 13(a)
     or 15(d) of the Securities Exchange Act of 1934; and

          (2) The information  contained in the Report fairly  presents,  in all
     material  respects,  the financial  condition and results of operations for
     the dates and periods covered by the Report.

     This  certificate is being made for the exclusive  purpose of compliance by
the Chief Financial  Officer of the Company with the requirements of Section 906
pf the Sarbanes-Oxley Act of 2002 and may not be disclosed,  distributed or used
by any person of for any reason other than as specifically required by law.



August 19, 2002                        /s/  Patrick C. FitzPatrick
                                       ---------------------------
                                       Patrick C. FitzPatrick
                                       Senior Vice President and Chief Financial
                                           Officer