To conform to U.S. Government space technology export regulations, including the International Traffic in Arms Regulations (ITAR) you must be a U.S. citizen, lawful permanent resident of the U.S., protected individual as defined by 8 U.S.C. 1324b(a)(3), or eligible to obtain the required authorizations from the U.S. Department of State. Own cargo packaging and integration trades, balancing volume, mass, center of gravity, accessibility, structural load paths, thermal constraints, electrical interfaces, crew/operational considerations, and vehicle-level requirements.