; and (ii) the Secretary determines that granting such waiver or renewal would not result in a detrimental impact to current or future defense operations of the United States. (B) Period of waiver or renewal A waiver or renewal under subparagraph (A) shall apply for a period not to exceed 5 years. (C) Revocation The Secretary may revoke a waiver or renewal under subparagraph (A) for a former member of the Armed Forces and that revocation shall take effect on the date specified by the Secretary but not later than 60 days after the date on which the Secretary provides the former member written notice of such revocation. (3) Definitions In this subsection: (A) Covered position The term covered position means a position in the United States Armed Forces that provides training, knowledge, and experience in— (i) aviation or flight operations; (ii) defensive or offensive cyber operations; (iii) operation or maintenance of— (I) military equipment; (II) electrical or power distribution systems; (III) weapon systems; or (IV) munitions; (iv) intelligence; (v) logistics; (vi) security of military assets; (vii) defense acquisitions; or (viii) military equipment testing and evaluation. (B) Designated entity The term designated entity means any entity that seeks to employ or engages in employing any member of the Armed Forces or former member of the Armed Forces for the purpose of providing material support, including sensitive military information or capabilities, to the military of a designated foreign government, as determined by the Secretary of Defense. (C) Designated foreign government The term designated foreign government means a government, at the national, regional, or local level, in— (i) the People’s Republic of China