Executive Assistant

Job Title: Executive Assistant Location: Hybrid  About Radiant Radiant is redefining how AI infrastructure is built. We design and operate AI-native cloud platforms engineered for sovereignty, performance, and scale. Our infrastructure powers GPU-native workloads, multi-tenant control planes, and high-performance AI systems designed for the most demanding environments. We are not building a generic cloud. We are building purpose-built AI infrastructure - from powered land, to compute, to software . As we scale our platform and expand our engineering organisation, we are looking for leaders who can build strong teams, uphold high standards, and deliver reliably at pace. Job Summary: As Executive Assistant, you'll support members of Radiant's Leadership Team and keep the business running smoothly day to day, working alongside the Executive Assistant to our President & CEO. You'll manage busy diaries, travel and meetings, organise team events, and be a trusted first point of contact for the leaders you support. You'll also cover for the CEO’s office when required. This is a hands-on role in a fast-growing company, ideal for someone who is organised, proactive and loves making busy people's lives easier. Key Responsibilities: Support our leaders Manage complex diaries for members of the Senior Leadership Team, prioritising time and resolving clashes. Organise travel, visas and itineraries across the UK, Europe, India and the US. Prepare meetings: agendas, papers, notes and follow