Security Engineer, Product Security

Role Overview

Security Engineer (Product Security) to build and advise on secure, scalable architectures for Chainlink products and the broader Web3 ecosystem. You’ll design security features, develop security tools and controls, and help shape the company’s security goals.

Responsibilities

• Build security tools and controls deployed across the company
• Design, develop, and deploy core security features for public Chainlink products (e.g., Chainlink core node)
• Create processes and systems that make attacks harder to execute and easier to detect
• Partner across engineering and non-engineering projects to ensure security is built into product design and functionality
• Help define and achieve broader security goals

Minimum Qualifications

• Experience in Go or Rust
• Experience in a security-related function
• Experience building security software or securing enterprise systems
• Comfort with 4-nix operating systems (including macOS)
• Ability to adapt to a fast-changing environment and technology stack

Desired Qualifications

• Experience writing or auditing Solidity
• Experience auditing or securing frontends (React, NPM)
• Strong understanding of cryptography (e.g., TLS, FIDO, encryption, public key cryptography)
• Familiarity with security analysis tooling and frameworks
• Enthusiasm for Ethereum and other EVM-compatible networks; experience with tooling development, hardware wallets, and deployments
• Open source experience with a demonstrable GitHub history

Location / Working Hours

• Global, remote-based role
• Request to overlap some working hours with Eastern Standard Time (EST)