Hybrid Blockchain Security Specialist | Protect Crypto

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

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.