Founding Staff Software Engineer, Security Platform

Harvey; San Francisco (CA); On-site; USD 231,000 - 346,000; Full time

Job summary

Harvey in San Francisco seeks a Staff Software Engineer on the Security Engineering team to build the security foundations for AI agent work. You will join as a founding member and shape how agents are sandboxed across our product and platforms.

You’ll develop execution environments, protect data, and create reusable security controls, while collaborating with product sandbox teams to scale secure capabilities across the organization.

Qualifications

• 10+ years of production software leadership across multiple teams.
• Strong Go/Rust/Python/C++ with Linux, networking, and containers experience.
• Deep expertise in execution security: sandboxing, OS isolation, or secure runtimes.
• Experience building shared platforms and guiding adoption via clear interfaces.
• Cloud infrastructure, distributed systems, observability, and reliability focus.
• Fluent/clear communication and strong technical judgment in ambiguous problems.
• Experience with AI-assisted engineering and agentic workflows.

Responsibilities

• Set secure agent execution direction across Security, Infra, and Product Eng.
• Design and operate a platform for security agents to discover and validate vulnerabilities.
• Build reusable controls for tool use, code execution, access, and resource lifecycle.
• Collaborate with product sandbox and internal agent platform teams on architecture and protections.
• Enable safe use of open-source models and manage model-serving protections.
• Develop adversarial tests, telemetry, and containment mechanisms.
• Lead delivery, mentor engineers, and balance security with performance and cost.

Skills

Go

Rust

Python

C++

Linux

Networking

Containers

Security engineering

Agentic AI

Tools

Firecracker

gVisor

Kata Containers

Kubernetes

Job description

Harvey in San Francisco seeks a Staff Software Engineer on the Security Engineering team to build the security foundations for AI agent work. You will join as a founding member and shape how agents are sandboxed across our product and platforms.

You’ll develop execution environments, protect data, and create reusable security controls, while collaborating with product sandbox teams to scale secure capabilities across the organization.