Lightning Labs · 3 months ago
Senior Security Engineer (Remote)
United States
Full-time
Remote
Senior Level
5+ years expLightning Labs is seeking to hire a Security Engineer for the ongoing scaling of their growing engineering organization. This hands-on role involves devising and implementing policies and procedures around best practices in systems security, with a focus on securing web and Bitcoin network services.
ComputerDecentralized Finance (DeFi)Financial ServicesSoftware
Responsibilities
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 teammates
Creating global security policy, standards, guidelines, and procedures to ensure ongoing maintenance of security
Overseeing security aspects of software release processes and infrastructure
Determining security team requirements for future growth
Developing and ensuring responsiveness of security incident management processes
Performing risk management assessments
Qualification
Required
Experience in securing web, Bitcoin, and other public-facing network services
Penetration testing experience
Automated and manual source code security reviews
Experience and comfort working with highly distributed teams
Passion for the mission of bringing financial freedom to the world
Ability to work across functional team boundaries to ensure security best practices
Preferred
At least 5 years prior experience in systems security
An ability to work with a high impact, fast-moving startup team
Extensive 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) systems
Extensive expertise with professional software development experience in Go, Rust, C/C++, and/or Java
Experience 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 maker
Experience working with remote teams
Experience working with Kubernetes and AWS infrastructure
Working knowledge of fundamental Bitcoin and Lightning design principles
Candidates with additional experience are welcome to apply as we are open to adjusting the role accordingly
Company
Lightning Labs
Lightning Labs is building the next generation of decentralized, resilient financial infrastructure.
11-50 employees
Funding
Current Stage
Growth StageTotal Funding
$82.5MKey Investors
Valor Equity PartnersCraft Ventures
2022-04-05Series B· $70M
2020-02-05Series A· $10M
2018-03-15Seed· $2.5M
Leadership Team
Olaoluwa Osuntokun
CTO
Recent News
2025-12-17
2025-12-17
Company data provided by crunchbase