We are developing Lightning: an open protocol layer that leverages the power of blockchains and smart contracts to make cheap, fast, private transactions available to anyone around the world. 

Lightning Labs

Lightning Labs is seeking to hire a Security Engineer for the ongoing scaling of our growing engineering organization. This is a hands-on role that consists of devising and implementing policies and procedures around best practices in systems security. The ideal candidate has experience in securing web, Bitcoin, and other public-facing network services, penetration testing, and both automated and manual source code security reviews. Due to the domain in which we work, experience with Bitcoin and the Lightning Network is extremely desirable as is knowledge of the cryptographic aspects involved in this area.

As we are an international organization, experience and comfort working with highly distributed teams is a must. In addition, the ideal candidate should have a passion for our mission of bringing financial freedom to the world, as well as for Bitcoin as a whole. Although a part of the engineering organization, candidates in this position will work across functional team boundaries to ensure all aspects of the business are appropriately considered and covered by security best practices.

Responsibilities may include but are not limited to:

Designing and deploying active fuzzing, black+white box testing and penetration testing infrastructure for open source and production systems Performing security audits and review of both internal production systems as well as open source software which interacts with Bitcoin+Lightning in a security critical manner Provide mentorship and guidance to level up your teammatesCreating global security policy, standards, guidelines, and procedures to ensure ongoing maintenance of securityOverseeing security aspects of software release processes and infrastructureDetermining security team requirements for future growthDeveloping and ensuring responsiveness of security incident management processesPerforming risk management assessments

Preferred experience:

At least 5 years prior experience in in systems securityAn ability to work with a high impact, fast-moving startup teamExtensive knowledge of operating system and computer architecture internals Strong understanding of cryptography, protocol design and adversarial analysis Experience in reverse engineering and exploiting of cryptographic protocol (cryptocurrencies like Bitcoin) systemsExtensive expertise with professional software development experience in Go, Rust, C/C++, and/or JavaExperience in security incident response Experience in security code review and vulnerability triaging Prior experience running an open source facing bug bounty program 2+ years management experience or experience as a senior decision makerExperience working with remote teamsExperience working with Kubernetes and AWS infrastructureWorking knowledge of fundamental Bitcoin and Lightning design principlesCandidates with additional experience are welcome to apply as we are open to adjusting the role accordingly



Senior Security Engineer (Remote)

What the job involves