Principal Offensive Cyber Research Engineer

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Description

About the Company America is under sustained cyber attack. Our adversaries infiltrate our networks, steal our IP, and degrade the digital infrastructure that modern life runs on. They’ve learned—correctly—that those attacks rarely produce consequences. Twenty was founded to change that, by making our adversaries think twice before they attack us. Our vision is American and allied primacy in cyberspace—a future where they cannot contest us, deterrence is assured, and the free world remains secure. S. and its allies. Headquartered in Arlington, Virginia, Twenty has raised $138M from Accel, Caffeinated Capital, Friends & Family Capital, Point72 Ventures, General Catalyst, and In-Q-Tel. Role Summary You will serve as the preeminent technical authority for Twenty’s offensive cyber research program—setting the long-term vision, raising the bar on technical execution, and driving breakthroughs in adversary emulation and attack automation. Your work will shape how we build and standardize offensive capabilities that support real-world national security outcomes. You’ll partner closely with engineering, product, and operations leaders, and you’ll regularly advise executive leadership and government stakeholders on strategy, technical risk, and capability evolution. Who You Are You’re motivated by mission-driven work that helps defend democracies in the cyber domain. You set a high technical bar and raise it—through clear standards, strong reviews, and hands-on mentorship. You’re calm under pressure and comfortable making high-stakes decisions with incomplete information. You think in systems: tradeoffs, second-order effects, operational constraints, and long-term maintainability. You have the presence to influence executives and senior government stakeholders without overselling. You balance innovation with operational discipline—prioritizing safety, rigor, and resp

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