Offensive Security Lead
Core
Build and lead an internal red team to design and execute adversarial simulations against Nebius's full-stack AI cloud platform, translating findings into security improvements for high-value assets.
Role type
Senior IC offensive security lead (red teaming)
Builds
Nebius Cloud platform (GPU orchestration, inference optimization, compute, storage, networking)
Domain
Cloud infrastructure + AI/ML security
Deliverable
production ML models | infrastructure
Required skills
offensive security, penetration testing, red teaming, adversary simulation, cloud-native security, Kubernetes privilege escalation, container escapes, virtualization escapes, attack lifecycle management, custom tooling development, purple team exercises, risk reporting
Preferred skills
ML infrastructure security, reverse engineering, application security, eBPF bypass, kernel exploitation, vulnerability research, cloud provider internals
Technologies
Python, Go, Kubernetes, vLLM, TRT-LLM, Slurm, SR-IOV, IOMMU, RDMA, InfiniBand
Responsibilities
Build and lead a red team function; validate threat models via continuous penetration testing; plan and execute full-scoped red team engagements; research novel attacks on GPU/AI infrastructure; conduct targeted assessments of new products; deliver actionable security reports; establish scalable red team processes
Seniority
Senior, hands-on IC with leadership