Blockchain Network Administrator — Hybrid Role with Growth

Placements24; Cape Town; Hybrid; ZAR 480,000 - 730,000; Full time

Benefits offered by this job

Competitive salary

Bonuses

Medical aid

Retirement fund

Hybrid work

Training & development

Supportive team

Job summary

Placements24 is seeking a meticulous Blockchain Network Administrator to manage and maintain our blockchain infrastructure in Upington. This hybrid role focuses on ensuring performance, security, and reliability of blockchain nodes and networks.

You will install, monitor, and upgrade nodes, troubleshoot issues, manage access controls, and stay ahead of protocol developments to support our growing operations in the Northern Cape.

Qualifications

• Proven experience as Network Administrator with blockchain networks.
• Strong understanding of TCP/IP, DNS, HTTP and security practices.
• Experience setting up and managing blockchain nodes (Bitcoin, Ethereum, Hyperledger).

Responsibilities

• Install, configure, and maintain blockchain nodes and network infrastructure.
• Monitor performance, identify bottlenecks, ensure uptime.
• Perform security checks and protect network from threats.
• Manage user access, permissions, and audits.
• Troubleshoot issues and implement timely resolutions.
• Stay updated on blockchain protocols and security best practices.

Skills

Blockchain networks

Network administration

TCP/IP

DNS

HTTP

Security best practices

Troubleshooting

Education

CompTIA Network+

CCNA

Tools

Monitoring tools

Job description

Placements24 is seeking a meticulous Blockchain Network Administrator to manage and maintain our blockchain infrastructure in Upington. This hybrid role focuses on ensuring performance, security, and reliability of blockchain nodes and networks.

You will install, monitor, and upgrade nodes, troubleshoot issues, manage access controls, and stay ahead of protocol developments to support our growing operations in the Northern Cape.