Exhibit 3.3

                            CERTIFICATE OF AMENDMENT
                                       OF
                          CERTIFICATE OF INCORPORATION
                                       OF
                            HADRON ACQUISITION CORP.

     Pursuant to Section 242 of the General Corporation Law of Delaware, Hadron
Acquisition Corp. (the "Corporation"), a corporation organized and existing
under and by virtue of the General Corporation Law of the State of Delaware (the
"DGCL"), does hereby certify, pursuant to Section 242 of the DGCL:

     FIRST: That Article FIRST of the Corporation's Certificate of Incorporation
is hereby amended by deleting in its entirety said Article FIRST and replacing
said Article with the following:

          "FIRST: The name of this corporation shall be:

                    Analex Corporation"

     SECOND: That the Board of Directors of the Corporation, by unanimous
written consent as of November 19, 2001, authorized and approved the above
amendment and recommended the same for approval by the sole shareholder of the
Corporation in accordance with Section 242 of the DGCL.

     THIRD: That the sole shareholder of the Corporation, by unanimous written
consent as of November 19, 2001, authorized, ratified, and approved the above
amendment, in accordance with Section 242 of the DGCL.

     The Corporation has caused this Certificate of Amendment to the Certificate
of Incorporation to be signed by its Chief Executive Officer and attested by its
Secretary the 19th day of November, 2001.


                                                   HADRON ACQUISITION CORP.


                                             By:   /s/ Sterling E. Phillips, Jr.
                                                   -----------------------------
                                                   Sterling E. Phillips, Jr.,
                                                   Chief Executive Officer


                                                   ATTEST:


                                             By:   /s/ Karen Dickey
                                                   -----------------------------
                                                   Karen Dickey,Secretary