Controller

About Hadrian Hadrian is a nonprofit dedicated to ensuring that civilization can withstand and recover from severe biological crises, including AI-enabled pandemics. Hadrian models severe biological crisis scenarios and then delivers the capabilities needed to withstand them, including crisis preparedness and response infrastructure, and highly effective protective equipment, centered on respiratory protection. Hadrian defends all the systems civilization depends on, serving every level of society, including states, industries, organizations, and individuals. Hadrian is rapidly building the organization required to deliver this strategy. It has assembled a highly experienced team, is supported by leading experts and a strong ecosystem of partners, has secured substantial funding, and is finalizing the build-out of a cutting-edge R&D facility. If you want to help solve one of humanity’s greatest problems, work alongside capable and committed colleagues, and grow quickly, Hadrian may be right for you. About Your Team and Role Our Operations function provides the support structure for the organization, spanning people, finance, accounting, legal, IT, AI, and general business operations. These teams manage Hadrian’s resources, systems, and compliance so that mission-driven execution can move quickly and responsibly. Within Operations, finance and accounting are responsible for stewarding Hadrian's resources by managing spending, maintaining internal controls, and providing leadership with accurate and timely financial reporting. You will lead Hadrian’s accounting operations and compliance. This is a senior role where we expect you to build the systems, processes, and controls needed for us to scale responsibly. You will utilize outsourced accounting support and be empowered to hire an internal team as Hadrian grows. Success in this role will depend on you staying hands-on with day-to-day activities while providing strategic guidance to a growing function and team. What You Will Own Accounting operations Designing, implementing, and maintaining internal controls, accounting policies, and financial systems appropriate for a scaling organization. The full accounting cycle, including accounts payable, general ledger, reconciliations, and monthly and quarterly close. Preparation of accurate and timely financial statements and reporting packages for leadership and other stakeholders. Management of donor grant accounting, ensuring proper fund tracking, functional expense allocation, and compliance with donor/grant terms. Oversight of payroll processing and related compliance. Compliance and audit Ensuring organizational compliance with Generally Accepted Accounting Principles (GAAP) for a 501(c)(3) including timely filing of Form 990 and related regulatory requirements. Our annual audit preparation and execution, serving as the primary point of contact for external auditors. Building and…