EXHIBIT 32.1

                                  CERTIFICATION

      Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002 (18
U.S.C. Section 1350, as adopted), Edward A. Keible, Jr., Chief Executive Officer
of Endwave Corporation (the "Company"), and Julianne M. Biagini, Chief Financial
Officer of the Company, each hereby certify that, to the best of their
knowledge:

      1. The Company's Quarterly Report on Form 10-Q for the period ended March
31, 2004, to which this Certification is attached as Exhibit 32.1 (the
"QUARTERLY REPORT") fully complies with the requirements of section 13(a) or
section 15(d) of the Securities Exchange Act of 1934, and

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

      IN WITNESS WHEREOF, the undersigned have set their hands hereto as of the
14th day of May, 2004.

/s/ EDWARD A. KEIBLE, JR.                          /s/ JULIANNE M. BIAGINI
- --------------------------------------             -----------------------------
Edward A. Keible, Jr.                              Julianne M. Biagini
Chief Executive Officer                            Chief Financial Officer