POWER OF ATTORNEY

	The undersigned hereby constitutes and appoints Lisa A.
 Hunt and/or Patricia Drohan, the undersigned's true and lawful
 attorney-in-fact, to:

	(1)	execute for and on behalf of the undersigned,
in the undersigned's capacity as an officer and/or director of
American Management Systems, Inc. (the "Company"), Forms 3, 4
and 5 in accordance with Section 16(a) of the Securities
Exchange Act of 1934 and the rules thereunder;

	(2)	do and perform any and all acts for and on behalf
of the undersigned which may be necessary or desirable to
complete and execute any such Form 3, 4 or 5 and file such
form with the United States Securities and Exchange
Commission, the Nasdaq Stock Market and any other authority;

	(3)	prepare and sign on my behalf any Form 144 Notice under
the Securities Act of 1933 and file the same with the
United States Securities Commission; and

	(4)	take any other action of any type whatsoever in connection
with the foregoing which, in the opinion of such attorney-in-fact,
may be of benefit to, in the best interest of, or legally required
by, the undersigned.

	The undersigned hereby grants to such attorney-in-fact full power and
authority to do and perform any and every act and thing whatsoever requisite,
necessary or proper to be done in the exercise of any of the rights and powers
herein granted, as fully to all intents and purposes as the undersigned
might or could do if personally present, with full power of substitution
or revocation, hereby ratifying and confirming all that such attorney-in-fact,
or such attorney-in-fact's substitute or substitutes, shall lawfully do or
cause to be done by virtue of this power of attorney and the rights and
powers herein granted.  The undersigned acknowledges that the
foregoing attorney-in-fact, in serving in such capacity at the request of the
undersigned, is not assuming any of the undersigned's responsibilities
to comply with Section 16 of the Securities Exchange Act of 1934.

	This Power of Attorney shall remain in full force and effect until
the undersigned is no longer required to file Forms 3, 4 and 5 with respect
to the undersigned's holdings of and transactions in securities issued by the
Company, unless earlier revoked by the undersigned in a signed writing
delivered to the foregoing attorneys-in-fact.

	IN WITNESS WHEREOF, the undersigned has caused this
Power of Attorney to be executed as of this 10th day of October, 2003.



	/s/ FRANK KEATING






District of Columbia:

	On this the 10th day of October, 2003, before me, the undersigned
 officer, personally appeared FRANK KEATING, who executed the foregoing
instrument for the purposes therein contained, by signing his name above
and who, prior to his execution of the foregoing instrument, acknowledged
the foregoing to be his voluntary act and deed.

			/s/ Jo Anne Mimms-Bolden
			Notary Public

Jo Anne Mimms-Bolden
Notary Public, District of Columbia
My Commission Expires Sept. 30, 2004









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