Blockchain Security Specialist

Placements24; Bloemfontein; Hybrid; ZAR 700,000 - 1,100,000; Full time

Benefits offered by this job

Competitive salary

Health benefits

Training & certs

Hybrid work model

Job summary

Placements24 is seeking a vigilant Blockchain Security Specialist to join our team in Bloemfontein. You will identify, assess, and mitigate security risks within blockchain infrastructure and applications, working with development teams to protect crypto assets and transactions.

This hybrid role combines on-site collaboration at the Bloemfontein office with remote work flexibility, offering a balanced approach to security oversight and teamwork in a fast-evolving blockchain environment.

Qualifications

• 3+ years of cybersecurity experience with a blockchain focus.
• Deep understanding of smart contract vulnerabilities and mitigations.
• Familiarity with blockchain security auditing and monitoring.
• Knowledge of cryptography, network security, and secure SDLC.
• Analytical mindset with attention to detail.

Responsibilities

• Conduct security audits of smart contracts and blockchain protocols.
• Develop security best practices for blockchain development and operations.
• Monitor blockchain networks for suspicious activity and respond to incidents promptly.
• Advise development teams on secure coding practices and threat modeling for blockchain applications.
• Stay current with emerging security threats and vulnerabilities in the crypto and blockchain space.

Skills

Blockchain security

Security audits

Threat modeling

Analytical thinking

Job description

About the Role

Our client is looking for a vigilant Blockchain Security Specialist to join their team in Bloemfontein . In this crucial role, you will be responsible for identifying, assessing, and mitigating security risks within our blockchain infrastructure and applications. You will work closely with development teams to ensure the integrity and security of our crypto assets and transactions. This hybrid role offers the benefit of on-site collaboration in our Bloemfontein office combined with the flexibility of remote work, providing a balanced approach to security oversight and team interaction. Your expertise will be vital in protecting our digital assets and maintaining trust within the blockchain ecosystem.

Key Responsibilities

• Conduct security audits and vulnerability assessments of smart contracts and blockchain protocols.
• Develop and implement security best practices and policies for blockchain development and operations.
• Monitor blockchain networks for suspicious activity and respond to security incidents promptly.
• Advise development teams on secure coding practices and threat modeling for blockchain applications.
• Stay current with emerging security threats and vulnerabilities in the crypto and blockchain space.

Requirements

• 3+ years of experience in cybersecurity, with a specialization in blockchain security.
• In-depth knowledge of common smart contract vulnerabilities (e.g., reentrancy, integer overflow) and mitigation techniques.
• Familiarity with blockchain security tools and techniques for auditing and monitoring.
• Understanding of cryptography, network security, and secure software development principles.
• Excellent analytical and problem-solving skills with a keen eye for detail.

Benefits

• Competitive salary with performance incentives.
• Comprehensive health and wellness benefits.
• Opportunities for specialized training and certification in blockchain security.
• Hybrid work model for enhanced work-life balance.
• A critical role in safeguarding innovative crypto assets in Bloemfontein .