Remote Senior Blockchain Security Engineer

Placements24; Stellenbosch Local Municipality; Remote; ZAR 1,000,000 - 1,600,000; Full time

Benefits offered by this job

Stock options

Health, dental & vision insurance

Professional development & training

Job summary

Placements24 is seeking a Senior Blockchain Security Engineer to join a fully remote team and safeguard blockchain infrastructure, smart contracts, and dApps. The role emphasizes designing, implementing, and maintaining robust security protocols for decentralized technologies from any location.

The ideal candidate has 6+ years in cybersecurity with a deep blockchain focus, strong knowledge of smart contract vulnerabilities, and experience with cryptographic concepts, security tooling, and secure

Qualifications

• Bachelor's or Master's degree in Computer Science, Cybersecurity, or a related field.
• Minimum of 6 years of experience in cybersecurity, with a significant focus on blockchain security.
• In-depth knowledge of smart contract vulnerabilities (e.g., reentrancy, integer overflows) and mitigation techniques.
• Proficiency in security auditing tools and techniques for smart contracts (e.g., Slither, Mythril).
• Strong understanding of cryptographic principles and their application in blockchain security.

Responsibilities

• Conduct security audits and penetration testing of smart contracts, blockchain protocols, and dApps.
• Design and implement security measures to protect against various cyber threats, including hacks, exploits, and network attacks.
• Develop and enforce secure coding practices for smart contracts and related backend services.
• Monitor blockchain networks and systems for security breaches and suspicious activities.
• Investigate security incidents, perform root cause analysis, and implement remediation strategies.
• Develop and maintain security documentation, standards, and incident response plans.
• Stay ahead of the curve on emerging security vulnerabilities and threats in the blockchain space.
• Collaborate with development teams to ensure security is integrated throughout the development lifecycle.
• Provide technical leadership and guidance on blockchain security best practices.

Skills

Security audits

Penetration testing

Smart contract security

Incident response

Threat modeling

Education

Bachelor's degree in Computer Science or Cybersecurity

Master's degree in related field

Tools

Slither

Mythril

Job description

Placements24 is seeking a Senior Blockchain Security Engineer to join a fully remote team and safeguard blockchain infrastructure, smart contracts, and dApps. The role emphasizes designing, implementing, and maintaining robust security protocols for decentralized technologies from any location.

The ideal candidate has 6+ years in cybersecurity with a deep blockchain focus, strong knowledge of smart contract vulnerabilities, and experience with cryptographic concepts, security tooling, and secure