In section 2359(b), by striking paragraph (1) and inserting the following new paragraph (1): (1) The Under Secretary of Defense for Research and Engineering. . (33) In section 2359b, by striking Under Secretary of Defense for Acquisition, Technology, and Logistics each place it appears and inserting Under Secretary of Defense for Research and Engineering . (34) In section 2365(d)(3)(A), by striking the Under Secretary of Defense for Acquisition, Technology, and Logistics and inserting the Under Secretary of Defense for Research and Engineering . (35) In section 2375, by striking the Under Secretary of Defense for Acquisition, Technology, and Logistics each place it appears and inserting the Under Secretary of Defense for Acquisition and Sustainment . (36) In section 2399(b)(3)— (A) by striking the Under Secretary of Defense for Acquisition, Technology, and Logistics and inserting the Under Secretary of Defense for Research and Engineering, the Under Secretary of Defense for Acquisition and Sustainment