Sandbox Runtime Jobs in United States

Reducing per-sandbox memory overhead to raise density on each host Hardening the runtime against escape attempts found in internal

Firecracker, Cloud Hypervisor), or sandboxed runtimes (e.g. gVisor, Kata Containers).

About the Role The Agent Runtime Platform provisions and runs the compute and runtimes behind Anthropic's internal agents: secure, credential-managed

below the runtime, including gVisor work at the driver and ioctl level You'll make sandboxes first-class citizens on spot capacity, which means

…Experience with microVMs, hypervisors, or sandbox runtimes such as Firecracker, gVisor, or Kata Containers, or

Strong background in security and sandboxing models Demonstrated ability working in small, fast-moving cross-functional teams and/

…engine, actor framework, or durable-execution runtime, where correctness

…on systems performance, kernel or runtime behavior, large-scale networking protocols, RDMA, NCCL, GPU hardware behavior, benchmarking

Architect and launch the Execution Sandbox Service from inception to production scale.

…extended eBPF-based detection tooling, turning runtime telemetry into actionable alerts and investigations.

Design runtime policy enforcement for tool use, implement safe agent sandboxing, and create boundaries that protect data while keeping agents powerful and useful

…design, implement, and maintain the runtime defense systems, guardrail frameworks, and sandboxing architectures that govern AI agents

…power, and thermal budgets Instrument runtime

…is building the fastest cloud runtime for AI.