Security Engineer, Product Security

Chainlink Labs develops oracle infrastructure and standards for blockchain and decentralized finance applications. The Product Security Engineer builds and reviews security systems, identifies vulnerabilities and risks, and delivers security-focused engineering solutions for Chainlink products.

Responsibilities:

• Design, develop, and maintain security systems that strengthen the security of Chainlink's products
• Identify security vulnerabilities and potential attack paths through systematic technical reviews of existing systems
• Improve the reliability and maintainability of security-focused software through high-quality implementation and testing
• Evaluate security risks and engineering tradeoffs to inform technical decisions and reduce potential vulnerabilities
• Deliver security engineering solutions from implementation through deployment, incorporating findings from technical reviews

Requirements:

• Demonstrated software development experience, including writing, debugging, and maintaining production-quality code
• Hands-on programming experience in Rust or Go, with the ability to demonstrate effective implementation and problem-solving
• Experience designing, building, or implementing security systems, with demonstrated understanding of security considerations in technical design
• Proven experience reviewing security systems, identifying potential vulnerabilities, and evaluating technical risks
• A portfolio of prior engineering work, including publicly accessible code contributions or repositories demonstrating software development capability
• Demonstrated engagement with security engineering through previous technical work, research, or security-focused projects
• Experience critically evaluating systems to identify security weaknesses, attack paths, and potential improvements
• Previously developed and shipped security products, with the ability to explain implementation decisions and technical tradeoffs
• Experience developing or reviewing systems within Web3 or blockchain environments
• Previous ownership of large engineering projects or experience leading small technical teams
• Hands-on experience with security engineering for AI pipelines or AI-based systems