Security Infrastructure Engineer

WHY WORK AT HIGGSFIELD AI? Higgsfield AI is the fastest-scaling generative AI company in history, hitting $500M in annual revenue run rate, 25M+ users worldwide, 6M+ generations per day, and powering 390 of Fortune 500 brands. We're building at the absolute frontier of AI-powered video creation and next-generation creative tools. Joining Higgsfield means becoming part of a high-impact team shaping the future of AI-native experiences, at a company that isn't just moving fast, but rewriting what fast looks like. Role Overview We’re looking for a highly operational Infrastructure Security Engineer to own and scale core security operations across endpoints, cloud infrastructure, internal systems, and corporate access controls. This role will sit at the intersection of Security, IT, DevOps, and Engineering, helping establish scalable security practices in a fast-moving, high-growth environment. You will be responsible for both hands-on implementation work and long-term operational ownership across endpoint security, infrastructure monitoring, vulnerability management, access governance, and internal security tooling. We are looking for someone who is highly execution-oriented, systems-minded, and comfortable operating autonomously in an evolving startup environment. This role will require close coordination with on-site infrastructure and operational teams, particularly for corporate and network security workstreams. Key Responsibilities We are looking for someone with experience in scaling high-growth startups who can make an immediate impact in the following areas: Endpoint & Infrastructure Security - Own and scale endpoint security across the organization, including laptops, cloud endpoints, and employee devices. - Evolve the firm’s security posture. - Take ownership of the company’s Mobile Device Management (MDM) environment, including policy enforcement, device compliance, provisioning, and lifecycle management. - Implement and maintain EDR/XDR solutions to improve