Senior Blockchain Network Admin - On-Site Kimberley

Placements24; Noord-Kaap; On-site; ZAR 1,000,000 - 1,500,000; Full time

Benefits offered by this job

Medical aid

Retirement fund contributions

Professional development opportunities

On-site in Kimberley

Job summary

Placements24 is seeking a Senior Blockchain Network Administrator to oversee the distributed ledger infrastructure in Kimberley, Northern Cape. You will deploy, monitor, and secure blockchain nodes, troubleshoot performance issues, and coordinate with development teams to support Smart Contracts and DApps.

Ideal candidates have 5+ years in network or systems administration, with at least 2 years in blockchain networks, and hands-on experience with Hyperledger Fabric or Ethereum.

Qualifications

• Minimum 5+ years in network or systems administration.
• At least 2 years focused on blockchain networks.
• Experience with Hyperledger Fabric, Ethereum, or similar enterprise-grade platforms.
• Strong understanding of distributed ledger technology, consensus mechanisms, and network protocols.
• Proficiency in scripting for automation (Bash, Python).

Responsibilities

• Install, configure, and maintain blockchain nodes and network infrastructure.
• Monitor network performance, uptime, and throughput; optimize as needed.
• Implement and manage security protocols to protect the network and data.
• Troubleshoot network issues to minimize disruption to operations.
• Manage user access, permissions, and identity management.
• Conduct regular backups and disaster recovery for network infrastructure.
• Collaborate with developers to deploy and manage smart contracts and DApps.
• Develop and maintain technical documentation for configurations and procedures.
• Stay informed about new blockchain technologies and best practices.
• Plan capacity and scalability to meet future demands.
• Respond to critical alerts; participate in on-call rotation.
• Perform security audits of configurations and access controls.

Skills

Blockchain networks

Network administration

Scripting (Bash, Python)

DLT concepts

Education

Bachelor's degree in Computer Science/Information Technology or related field

Tools

AWS

Azure

GCP

Docker

Kubernetes

Prometheus

Grafana

Job description

Placements24 is seeking a Senior Blockchain Network Administrator to oversee the distributed ledger infrastructure in Kimberley, Northern Cape. You will deploy, monitor, and secure blockchain nodes, troubleshoot performance issues, and coordinate with development teams to support Smart Contracts and DApps.

Ideal candidates have 5+ years in network or systems administration, with at least 2 years in blockchain networks, and hands-on experience with Hyperledger Fabric or Ethereum.