Security Engineer

About the Role You will help secure blockchain-based financial products and infrastructure. You will execute security architecture reviews, implement and iterate on controls for on-chain and off-chain systems, assess smart contracts and blockchain infrastructure, identify and remediate vulnerabilities, support incident response and on-call duties, integrate security into the development lifecycle, and maintain security documentation and runbooks.

Requirements 3+ years of experience in security engineering or adjacent infrastructure or software engineering with strong security focus Working understanding of cryptography and blockchain security principles Experience assessing and securing smart contracts and or DeFi protocols (professional experience or meaningful open-source contributions) Familiarity with security fundamentals for distributed systems including authentication authorization secrets management network segmentation and logging and monitoring Exposure to incident response and security monitoring workflows Ability to read code to identify and assess security risks and to write code in common scripting languages for security automation Strong communication skills with both technical and non-technical stakeholders

Responsibilities Support security architecture reviews for blockchain products focusing on smart contract security key management and Web3 integrations Implement and iterate on security controls for on-chain and off-chain systems Perform security assessments of smart contracts and blockchain infrastructure using manual review and tooling Participate in on-call rotation and incident response support Integrate security best practices into the development lifecycle including threat modeling and pre-release checks Coordinate and support third-party security assessments and external auditors Maintain security documentation runbooks and training materials

Benefits Future token rights Equity Medical insurance Vision insurance Dental insurance Flexible vacation (PTO) Funding Senior Cyber Security Engineer Avara · 1 day ago Blockchain Security Analyst Chainlink · 6 days ago Senior Infrastructure Security Engineer Matter Labs · 6 days ago Senior Security Engineer NEAR Foundation · 2 weeks ago Senior Security Engineer Crossmint · 4 weeks ago Funding Senior Cyber Security Engineer Avara · 1 day ago Blockchain Security Analyst Chainlink · 6 days ago Senior Infrastructure Security Engineer Matter Labs · 6 days ago Senior Security Engineer NEAR Foundation · 2 weeks ago Senior Security Engineer Crossmint · 4 weeks ago