About this role
Salary: c £50,000 Location: Kings X, London - This is primarily an office-based role, with an expectation of 4–5 days per week in the office, depending on the CEO's schedule and business needs. Employment Type: Permanent Closing Date: 10 August 2026 23.59 About ARIA ARIA is a R&D funding agency created to unlock technological breakthroughs that benefit everyone. We fund scientists and engineers to pursue research at the edge of the possible. From climate change to AI, society faces enormous challenges and opportunities that can be uniquely addressed by science and technology. ARIA was created to activate the UK’s world-class R&D in new ways, so we can meet these head on. Our success is shaped by one question: how will ARIA transform the lives of the UK’s future generations? Whether that’s a life-changing new technology or a burgeoning new industry, it should be obvious that ARIA played a catalytic role. Learn more about how we work here. Role summary We are looking for a proactive and highly organised Executive Assistant to join our EA team. Reporting directly into the Lead EA, you will work closely alongside them to manage the day-to-day operational and administrative needs of the CEO and the broader Office of the CEO. This is a collaborative, fast-paced role where you will support the Lead EA in executing high-level logistics, keeping the executive team aligned, and keeping calm under pressure. In this role you will manage a high-volume, complex calendar across multiple time zones, triaging access to the CEO and optimising their schedule. Collectively with the Lead EA, you will protect the CEO's time, anticipate operational needs, and serve as a seamless operational engine for the Office of the CEO. What you’ll do Strategically and meticulously manage a high-volume, complex calendar across multiple time zones, triaging requests and optimising the CEO's time in line with business priorities. Work in close daily collaboration with the Lead EA to anticipate operational needs, handle shifting priorities, and ensure a seamless, unified approach to executive support. Take full ownership of ARIA Committee operations, including, coordination of stakeholders, preparation of board-level materials, and detailed action tracking. Act as a professional point of contact for high-level global stakeholders, including government officials, top-tier scientists, and global tech leaders. Assist with the organisation and delivery of a wide range of internal and external events for the CEO in partnership with key stakeholders, ensuring seamless execution and that the objectives are met. Support cross-functional initiatives by monitoring progress on active projects where the Office of the CEO acts as a sponsor or contributor. Arrange complex domestic and international travel itineraries, including flights, hotels, visas, and overseas transport. Handle routine financial tasks, including compiling expense claims, approving purchase orders, and managing basic contract administration. Provide cross-coverage for the wider EA team during periods of leave and support organisation-wide meetings and internal communications as needed.