LIMITED POWER OF ATTORNEY

Know all by these presents, that each of the undersigned hereby
makes, constitutes and appoints Mark N. Rogers, Vincent Pecora,
Brian D. Short and Heike K. Sullivan (any of whom may act individually)
as the true and lawful attorney-in-fact of each of the undersigned,
with full power and authority as hereinafter described on behalf
of and in the name, place and stead of each of the undersigned to:

1) prepare, execute, acknowledge, deliver and file Forms 3, 4, and 5
(including any amendments thereto) and any Schedule 13D
(including any amendments thereto) with respect to the securities of
Amkor Technology, Inc., a Delaware corporation (the "Company"),
with the United States Securities and Exchange Commission,
any national securities exchanges and the Company, as considered
necessary or advisable under Section 16(a) of the Securities Exchange
Act of 1934 and the rules and regulations promulgated thereunder,
as amended from time to time (the "Exchange Act"), including obtaining
any filing codes or reissuance of existing filing codes, if necessary,
in connection therewith;

2) seek or obtain, as the representative of each of the undersigned and
on behalf of each of the undersigned, information on transactions in the
Company's securities from any third party, including brokers, employee
benefit plan administrators and trustees, and the undersigned hereby
authorizes any such person to release any such informationto such
attorney-in-fact and approves and ratifies any such release of
information; and

3) perform any and all other acts which in the discretion of such
attorney-in-fact are necessary or desirable for and on behalf of
the undersigned in connection with the foregoing.

Each of the undersigned acknowledges that:

1) this Power of Attorney authorizes, but does not require,
such attorney-in-fact to act in his or her
 discretion on information provided to such attorney-in-fact
without independent verification of such information;

2) any documents prepared and/or executed by such attorney-in-fact
on behalf of any of the undersigned pursuant to this
Power of Attorney will be in such form and will contain such
information and disclosure as such attorney-in-fact,
in his or her discretion, deems necessary or desirable;

3) neither the Company nor such attorney-in-fact assumes
(i) any liability for any of the undersigneds responsibility to
comply with the requirements of the Exchange Act,
(ii) any liability of any of the undersigned for any failure
to complywith such requirements, or
(iii) any obligation or liability of any of the undersigned
for profit disgorgement under Section 16(b) of the Exchange Act;

4) this Power of Attorney does not relieve any of the undersigned
from responsibility for compliance with any of the undersigneds
obligations under the Exchange Act, including without limitation
the reporting requirements under Section 16 of the Exchange Act; and

5) this Power of Attorney supersedes and replaces any prior
power of attorney executed by any of the undersigned for any of
 the purposes set forth herein.

Although this Power of Attorney supersedes and replaces any prior
power of attorney executed by any of the undersigned for any of the
purposes set forth herein, each of the undersigned hereby ratifies
and approves of any actions taken pursuant to any prior power of
attorney for any of the purposes set forth herein, including without
limitation the granting thereof by any of the undersigned on his,
her or its behalf.  Each of the undersigned hereby gives and grants
the foregoing attorney-in-fact full power and authority to do and
perform all and every act and thing whatsoever requisite, necessary
or appropriate to be done in and about the foregoing matters as
fully to all intents and purposes as the undersigned might or could
do if present, hereby ratifying all that such attorney-in-fact shall
lawfully do or cause to be done of, for and on behalf of any of the
undersigned by virtue of this Power of Attorney.

This Power of Attorney may be executed in several counterparts,
each of which shall be deemed an original but all of which shall
constitute one and the same instrument.

This Power of Attorney shall remain in full force and effect until
revoked by any of the undersigned in a signed writing delivered to
the attorney-in-fact.

IN WITNESS WHEREOF, the undersigned have each caused this Power of
Attorney to be executed as of 8/3/2023.



FAMILY TRUST UNDER JOHN T. KIM 2018 IRREVOCABLE TRUST
AGREEMENT DATED FEBRUARY 6, 2018



By: John T. Kim
    ---------------------------
    John T. Kim, Trustee



By: Susan Y. Kim
    ---------------------------
    Susan Y. Kim, Trustee