as designed and applied, is certified by the Secretary of Defense under section 5307 of title 5 as making meaningful distinctions based on relative performance. (2) The performance appraisal system applicable to the Space Force Senior Executive Service under paragraph (1) may be the same performance appraisal system that is established and implemented within the Department of Defense for members of the Senior Executive Service. 9382. Space Force Senior Level positions (a) Designation of positions The Secretary of Defense may designate as a Space Force Senior Level position any Space Force position that, as determined by the Secretary— (1) is classifiable above grade GS–15 of the General Schedule