This person will work closely with Business Development, Contracts, Proposals, Product, Engineering, Communications, Legal, external advisors, and industry partners to ensure Infleqtion's government affairs activities are aligned with business priorities and executed with urgency, integrity, and precision. Create high-impact written and visual materials, including executive briefings, policy memos, board updates, Hill decks, leave-behinds, testimony support, talking points, and strategic engagement plans.