Blockchain Security Engineer
at Certik
US / Remote, remote, junior, full time, USD 1,02,000–1,80,000 / year, 1+ years
posted 05 Sept 2025
- Threat modeling
- Rust
- Smart contracts
- Go
- Cosmos
- Solidity
- Solana
- Move
- Risk assessment
- EVM
- Security analysis
- Python
About the role
We are seeking a Junior Blockchain Security Engineer with a strong security mindset and foundational technical expertise across smart contracts, blockchain nodes, and decentralized infrastructure. In this role, you will support Web3 projects by assisting in code audits, contributing to security tools, and conducting research under guidance. If you are eager to grow your career in blockchain security and passionate about securing decentralized technologies, we’d love to hear from you.
What you would do
- Audit and review codebases for smart contracts, blockchain protocols, and decentralized applications (dApps) to identify and remediate vulnerabilities.
- Conduct guided security research, explore new attack vectors, and deliver actionable insights.
- Contribute to the design, development, and maintenance of internal security tools and frameworks.
- Support improvements to internal processes, methodologies, and service offerings, ensuring high-quality delivery for clients.
What they are looking for
- Bachelor’s, Master’s, or PhD in Mathematics, Computer Science, or Information Security.
- At least 1 years of hands-on experience with blockchain technologies, including: Smart contracts (EVM chains, Solana, Move, etc.), Blockchain protocols (nodes, SDKs, Cosmos, etc.)
- Experience in threat modeling, risk assessment, and security analysis.
- Proficiency in one or more programming languages: Rust, Go, Solidity, Python, etc.
- Passion for Cryptocurrency, DeFi, and Blockchain technologies.
- Solid academic or practical background in Mathematics, Cryptography, or Cybersecurity.
- Demonstrated experience conducting audits and collaborating with leading Web3 protocols.
- Recognized achievements such as published CVEs, or strong placements in Attackathons, Bug Bounties, or Audit Contests.
What comes with it
Read from jobs.lever.co, last seen 3d ago.