Security Engineer : Ethereum / EVM / Solidity (AMER / EMEA / APAC)
We are looking for a Security Engineer to protect leading L1 / L2 blockchains and DeFi protocols by designing, building, and testing robust security systems. This fully remote role is within a highly collaborative environment composed of experienced open‑source and Web3 professionals. You will conduct cutting‑edge research, develop innovative security tooling, and help shape the security posture of decentralized technologies.
Accountabilities
- Design and implement defense‑in‑depth security controls to prevent and mitigate vulnerabilities in decentralized systems
- Conduct advanced research on Ethereum, EVM, and other smart contract platforms to identify emerging threats
- Develop security tools, automated workflows, and testing frameworks to enhance early vulnerability detection
- Collaborate with protocol teams to perform internal audits and coordinate external reviews with leading security firms
- Manage and operate high‑profile bug bounty programs on platforms such as Immunefi
- Communicate complex security issues clearly, providing actionable recommendations to both technical and non‑technical stakeholders
- Uphold the highest standards of confidentiality, integrity, and professionalism within a global, decentralized team environment
Requirements
Strong curiosity and analytical mindset with the ability to rapidly learn new blockchain technologiesProven experience as a consultant, engineer, auditor, or bug bounty researcher in the Web3 or cybersecurity spaceHands‑on familiarity with at least one smart contract platform and understanding of EVM‑based environmentsExperience with open‑source development practices and collaborative tooling (e.g., Git, CI / CD)Knowledge of blockchain infrastructure components, including validators, bridges, or oraclesBackground in reverse engineering, fuzzing, or code review for smart contracts or low‑level systemsTrack record of achievement in bug bounty programs, code competitions, or CTF eventsExcellent written and verbal communication skills and a commitment to security best practicesBenefits
Competitive base salary with lucrative performance‑based bonus programs25 days of paid vacation annuallyPremium healthcare coveragePension or 401(k) programsLife insuranceOffice and equipment stipendOpportunity to work remotely with a global, world‑class team of security and blockchain professionals#J-18808-Ljbffr