Senior Security Engineer - Cloud

About the job

About the Role Muon seeks a Senior Security Engineer to join our Security Engineering & IT team. The ideal candidate brings deep expertise across multiple security domains and can operate independently to protect Muon’s infrastructure, data, and people. You will own and advance our security posture across endpoints, networks, multi-cloud environments (AWS, GCP, and Azure), and identity systems while contributing to compliance efforts including NIST 800-171 and ITAR/EAR requirements. Cloud security is a core focus of this role: you will lead cloud security posture management, secure cloud architecture, and workload protection across our AWS, GCP, and Azure environments. This position is…