Senior Blockchain Security Engineer - Remote

Bazeta; Northern (KY); Hybrid; USD 102,000 - 180,000; Full time

Benefits offered by this job

Medical insurance

Vision insurance

Dental insurance

401(k) with company match

Life and AD&D insurance

HSA/FSA benefits

Flexible PTO and holidays

Variable commission program

Job summary

CertiK, the leading blockchain security auditor, seeks a Senior Blockchain Security Engineer with deep expertise in smart contracts, blockchain protocols, and decentralized infrastructure. You will audit code, build security tools, and drive research to safeguard Web3 projects.

You will collaborate with external teams, perform threat modeling, and shape remediation strategies while advancing security offerings and client partnerships.

Qualifications

• Bachelor’s, Master’s, or PhD in Mathematics, Computer Science, or Information Security.
• Minimum 3 years of professional experience as a Software Engineer, Security Engineer, or in a related role.
• At least 2 years of hands-on experience with blockchain technologies, including: Smart contracts (EVM chains, Solana, Move, etc.), Blockchain protocols (nodes, SDKs, Cosmos, etc.)
• Strong expertise 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.

Responsibilities

• Audit and review codebases for smart contracts, blockchain protocols, and decentralized applications (dApps) to identify and remediate vulnerabilities.
• Work closely with external blockchain teams to enhance the security of their products by providing expert security consultation and implementing remediation strategies.
• Conduct independent security research, explore new attack vectors, and deliver actionable insights.
• Design, develop, and maintain internal security tools and frameworks to strengthen our security services.
• Continuously improve internal processes, methodologies, and service offerings while ensuring high client satisfaction and long-term partnerships.

Skills

Rust

Go

Solidity

Python

Threat modeling

Security analysis

Blockchain tech

Education

Bachelor’s/Master’s/PhD in Mathematics, Computer Science, or Information Security

Job description

CertiK, the leading blockchain security auditor, seeks a Senior Blockchain Security Engineer with deep expertise in smart contracts, blockchain protocols, and decentralized infrastructure. You will audit code, build security tools, and drive research to safeguard Web3 projects.

You will collaborate with external teams, perform threat modeling, and shape remediation strategies while advancing security offerings and client partnerships.