Blockchain Security Specialist

Placements24; Benoni; Hybrid; ZAR 600,000 - 1,000,000; Full time

Benefits offered by this job

Remote work

Online security training

Career growth opportunities

Job summary

Placements24 is seeking a Blockchain Security Specialist to protect our clients' decentralized ecosystems. You will audit, test, and secure blockchain protocols, smart contracts, and dApps from a remote setting, collaborating with engineering teams across time zones.

The ideal candidate has 3+ years in cybersecurity with emphasis on blockchain security, strong cryptography knowledge, and hands-on auditing tool experience.

Qualifications

• Bachelor’s degree in Computer Science, Cybersecurity, IT, or related field.
• Minimum of 3 years of cybersecurity experience with a focus on blockchain security.
• Hands-on experience with smart contract auditing and security analysis tools.
• Strong knowledge of blockchain technology, consensus mechanisms, and cryptography.

Responsibilities

• Perform security assessments and penetration testing on blockchain protocols, smart contracts, and dApps.
• Identify vulnerabilities and exploits in blockchain code and infrastructure.
• Audit smart contracts for security, quality, and best-practice compliance.
• Develop security guidelines for blockchain development teams.
• Monitor networks for suspicious activity and respond to incidents.
• Analyze transaction data to detect anomalies and threats.
• Prepare detailed security reports with findings and mitigation recommendations.
• Stay updated on the latest blockchain security trends and attack vectors.
• Collaborate with engineering to integrate security across the SDLC.

Skills

Blockchain security

Security testing

Smart contract auditing

Vulnerability assessment

Cryptography

Analytical thinking

Technical reporting

Remote collaboration

Education

Bachelor's degree in CS/Cybersecurity/IT

Tools

Auditing tools

Static/Dynamic analysis tools

Job description

About the Role

Our client, a leading cybersecurity firm dedicated to protecting digital assets, is seeking a talented Blockchain Security Specialist to join their team. This is a critical role focused on ensuring the security and integrity of blockchain networks, smart contracts, and decentralized applications. You will be responsible for identifying vulnerabilities, conducting in-depth security audits, and implementing robust security measures. The position is fully remote, offering maximum flexibility and the ability to work from your preferred location. We are looking for a proactive and detail-oriented individual with a deep understanding of blockchain security principles and a passion for safeguarding the decentralized ecosystem. Your expertise will be crucial in defending against evolving cyber threats in the blockchain space.

Key Responsibilities

• Perform security assessments and penetration testing on blockchain protocols, smart contracts, and dApps.
• Identify potential security risks, vulnerabilities, and exploits in blockchain code and infrastructure.
• Conduct smart contract audits to ensure code quality, security, and compliance with best practices.
• Develop and implement security best practices and guidelines for blockchain development teams.
• Monitor blockchain networks for suspicious activities and respond to security incidents.
• Analyze transaction data to detect anomalies and potential threats.
• Prepare detailed security reports outlining findings, risks, and recommended mitigation strategies.
• Stay current with the latest blockchain security trends, vulnerabilities, and attack vectors.
• Collaborate with engineering teams to integrate security considerations throughout the development lifecycle.

Requirements

• Bachelor’s degree in Computer Science, Cybersecurity, Information Technology, or a related field, or equivalent practical experience.
• Minimum of 3 years of experience in cybersecurity, with a significant focus on blockchain security.
• In-depth knowledge of blockchain technology, consensus mechanisms, and cryptographic principles.
• Hands-on experience with smart contract auditing and security analysis tools.
• Proficiency in identifying common smart contract vulnerabilities (e.g., reentrancy, integer overflow, gas issues).
• Familiarity with security testing methodologies and penetration testing techniques.
• Strong analytical and problem-solving skills.
• Excellent written and verbal communication skills for reporting and remote collaboration.
• Ability to work independently and manage time effectively in a remote work setting.

Benefits

This contractor position offers a competitive remuneration package, providing flexibility and autonomy. You will gain exposure to a wide range of blockchain projects and cutting-edge security challenges. Access to online training resources and opportunities for professional growth within the cybersecurity domain are provided. The fully remote nature of the role allows for an excellent work-life balance, enabling you to contribute your expertise from anywhere while supporting our mission to secure the blockchain ecosystem.