Blockchain Security Engineer

Job Title: Blockchain Security Engineer
Position Type: FTE – Permanent
Location: Remote or Hybrid
Salary Range: USD $150，000-200，000
Job ID#: 154135
Job Description:
We are seeking an experienced Blockchain Security Engineer to ensure the integrity and resilience of decentralized systems. You will play a critical role in auditing and securing blockchain protocols, smart contracts, and core infrastructure. This is an opportunity to contribute to the future of secure, trustless networks at the forefront of blockchain innovation.
Responsibilities:

• Audit and secure blockchain protocols, smart contracts, consensus mechanisms, and decentralized applications (dApps).
• Identify vulnerabilities in Layer 1 (L1) architecture and provide actionable recommendations.
• Conduct threat modeling and security assessments for core blockchain infrastructure.
• Collaborate with protocol developers to design and implement robust security measures.
• Stay current on emerging threats, vulnerabilities, and best practices in blockchain security.
• Develop security tools and frameworks to enhance blockchain ecosystem resilience.
• Perform penetration testing and security analysis on smart contracts and blockchain networks.
• Contribute to security research and share findings within the blockchain community.

• Extensive experience in blockchain security, smart contract auditing, and L1 protocol analysis.
• Proficiency in Solidity, Go, JavaScript, or other relevant languages.
• Deep understanding of cryptographic primitives, consensus mechanisms, and blockchain architecture.
• Familiarity with security tools and frameworks for decentralized technologies.
• Ability to analyze complex threats and develop effective mitigation strategies.
• Experience in penetration testing, formal verification, or static/dynamic analysis (a plus).
• Strong problem-solving skills and collaborative mindset.
• Passion for blockchain and decentralized systems.