UNITED STATES
                       SECURITIES AND EXCHANGE COMMISSION
                              WASHINGTON, DC 20549

                                    FORM 8-K

                                 CURRENT REPORT

     PURSUANT TO SECTION 13 OR 15 (D) OF THE SECURITIES EXCHANGE ACT OF 1934

          DATE OF REPORT (DATE OF EARLIEST EVENT REPORTED): MAY 3, 2006


                                ESSEX CORPORATION
             (EXACT NAME OF REGISTRANT AS SPECIFIED IN ITS CHARTER)


                           COMMISSION FILE NO. 0-10772

                      VIRGINIA                                      54-0846569
           (STATE OR OTHER JURISDICTION OF               (IRS EMPLOYER ID NO.)
           INCORPORATION OR ORGANIZATION)


    6708 ALEXANDER BELL DRIVE, COLUMBIA, MARYLAND                        21046
       (ADDRESS OF PRINCIPAL EXECUTIVE OFFICE)                      (ZIP CODE)

       REGISTRANT'S TELEPHONE NUMBER, INCLUDING AREA CODE: (301) 939-7000


Check  the  appropriate  box  below  if the  Form  8-K  filing  is  intended  to
simultaneously  satisfy the filing obligation of the registrant under any of the
following provisions (see General Instruction A.2. below):

|_| Written communications pursuant to Rule 425 under the Securities Act (17 CFR
    230.425)

|_| Soliciting  material pursuant to Rule 14a-12 under the Exchange Act
    (17  CFR  240.14a-12)

|_| Pre-commencement  communications  pursuant  to  Rule 14d-2(b) under the
    Exchange Act (17 CFR
     240.14d-2(b))

|_|  Pre-commencement communications pursuant to Rule 13e-4(c) under the
     Exchange Act (17 CFR 240.13e-4(c))







ITEM 1.01.  ENTRY INTO A MATERIAL DEFINITIVE AGREEMENT.

On May 3, 2006,  Essex  Corporation  (the  "Company")  entered  into a Severance
Agreement with Stephen E. Tate,  former Executive Vice President,  in connection
with his  resignation  as  Executive  Vice  President  of the  Company  that was
effective April 28, 2006.

Pursuant to the Severance Agreement,  Mr. Tate will receive in consideration for
the  release of claims and other  obligations  under the  Agreement  and further
provided that Mr. Tate remains in full  compliance  with his  obligations to the
Corporation  under  the  Agreement,   the  Corporation  agrees  to  provide  the
following:

(a)      The Corporation shall pay to Mr. Tate the gross payment of $19,461.18
         (based upon an hourly rate of $105.77),  reduced by any applicable tax
          withholding.

(b)      The Corporation  shall retain Mr. Tate's  security  clearance until May
         31, 2006.

(c)      Mr. Tate shall be held harmless and  indemnified  for decisions he made
         while he was the COO of Windermere, unless his decisions were reckless,
         grossly negligent or intentionally incorrect or fraudulent.

(d)      Mr.  Tate  may  keep  his  401K  plan  with  Windermere,  however,  the
         Corporation will not contribute to it.

(e)      Mr. Tate may retain his  rights,  title or interest in or to any shares
         of the Corporation's  stock options as defined in the Essex Corporation
         2004 Stock Incentive Plan that were issued to him.

(f)      Mr.  Tate  agrees  that  if  he  breaches  or  acts   contrary  to  the
         representations  and  obligations  set forth in the  Agreement,  such a
         violation  would be deemed to be a  material  breach of the  Agreement.
         Immediately  upon such breach,  Mr. Tate shall repay to the Corporation
         upon demand,  the monies described in above and paid to him pursuant to
         this  Agreement.  The  Corporation  shall be entitled  to obtain  other
         appropriate  relief in the event of Mr.  Tate's  breach.  A copy of the
         Severance  Agreement  is attached as Exhibit  10.1 to this Form 8-K and
         incorporated herein by reference.

ITEM 8.01.  OTHER EVENTS.

On April 28, 2006, Stephen E. Tate resigned as Executive Vice President of the
Company.

ITEM 9.01.  FINANCIAL STATEMENTS AND EXHIBITS.

     (d) Exhibits

     Exhibit 10.1 Severance Agreement between the Company and Stephen E. Tate,
     dated May 3, 2006






                                   SIGNATURES

Pursuant  to the  requirements  of the  Securities  Exchange  Act of  1934,  the
registrant  has duly  caused  this  report  to be  signed  on its  behalf by the
undersigned hereunto duly authorized.


                                             ESSEX CORPORATION


                                           /s/ Leonard E. Moodispaw
DATE: May 3, 2006                          Leonard E. Moodispaw
                                           President and Chief Executive Officer






                                  EXHIBIT INDEX


EXHIBIT   DESCRIPTION
NUMBER

10.1      Severance  Agreement  between  the Company and Stephen E. Tate dated
          May 3, 2006.