Exhibit 24.1
POWER OF ATTORNEY

The undersigned hereby constitutes and appoints each of
Jerald S. Howe, Jr., Henrique B. Canarim and Ramune M. Kligys
signing singly, as the undersigned's true and lawful
attorney-in-fact to:

(1) prepare, execute in the undersigned's name and on the undersigned's
 behalf, and submit to the U.S. Securities and Exchange Commission
(the "SEC") a Form ID, including amendments thereto, and any
other documents necessary or appropriate to obtain codes and
passwords enabling the undersigned to make electronic filings with
the SEC of reports required by Section 16(a) of the Securities
Exchange Act of 1934 or any rule or regulation of the SEC;

(2) execute for and on behalf of the undersigned, in the undersigned's
 capacity as an executive officer and/or director of Leidos Holdings,
Inc. (the "Company"), Forms 3, 4 and 5 in accordance with
Section 16(a) of the Securities and Exchange Act of 1934 and
the rules thereunder, as the same may be amended from time to
time;

(3) do and perform any and all acts for and on behalf of the undersigned
 which may be necessary or desirable to complete the execution of
any such Form 3, 4 or 5 and the timely filing of such Form with the
SEC and any other authority; and

(4) take any other action of any type whatsoever 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, it being understood that the documents executed
by such attorney-in-fact on behalf of the undersigned pursuant
to this Power of Attorney shall be in such form and shall contain
such terms and conditions as such attorney-in-fact may approve
in his or her discretion.

(5) request and receive from any broker (i) periodic reports detailing the
undersigned's retail holdings of the Company's securities held in
his or her account(s), and (ii) confirmations of acquisition or disposition
 ns of the Company's securities or other derivative instruments
based on any of the Company's equity, effected by such broker in or
through his or her account(s), with no obligation to receive further
approval from the undersigned for such request(s).

The undersigned hereby grants to each such attorney-in-fact full power
and authority to do and perform each and every act and thing
whatsoever requisite, necessary and 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 his or her 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, are not
assuming any of the undersigned's responsibilities to comply with
Section 16 of the Securities and Exchange Act of 1934 and the rules
thereunder, as the same may be amended from time to time.

This Power of Attorney revokes all prior Power of Attorney submitted
to the Company with respect to the matters expressed herein, and
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 to the foregoing attorneys-in-fact.

						/s/ Daniel J. Antal
						Daniel J. Antal
                                                            March 18, 2024