Blockchain Network Administrator

Placements24; Vereeniging; Híbrido; ZAR 300.000 - 540.000; Jornada completa

Ventajas ofrecidas por este puesto de trabajo

Hybrid work model

Health insurance

Professional development in network &‑

Exposure to blockchain technologies

Descripción de la vacante

Placements24 in Vereeniging is seeking a Blockchain Network Administrator to deploy and maintain distributed ledger infrastructure, ensure uptime, and optimize performance of blockchain nodes. The role blends on-site duties with remote flexibility.

You will monitor networks, implement security measures, manage access, and collaborate with development teams to support deployments, with a hybrid model in Gauteng.

Formación

• Bachelor's degree or equivalent practical IT/CS experience.
• 3+ years in network administration or systems engineering.
• Experience with distributed systems or server infrastructure.
• Strong knowledge of TCP/IP, DNS, firewalls, and load balancers.
• Familiarity with Linux/Unix and shell scripting.

Responsabilidades

• Deploy, configure, and maintain blockchain nodes and network infrastructure.
• Monitor network performance, identify bottlenecks, and optimize systems.
• Ensure network security via regular audits and security controls.
• Manage user access, permissions, and security protocols for resources.
• Troubleshoot connectivity, performance, and node synchronization issues.
• Implement and manage backup and disaster recovery procedures.

Conocimientos

Networking concepts

Linux/Unix administration

Shell scripting

Network security basics

Educación

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

Herramientas

Prometheus

Grafana

Descripción del empleo

Our client, a dynamic player in the crypto and blockchain ecosystem, is seeking a vigilant and skilled Blockchain Network Administrator to manage and maintain their distributed ledger infrastructure. Based in Vereeniging, Gauteng , this role is crucial for ensuring the uptime, security, and optimal performance of our blockchain nodes and networks. You will be responsible for the deployment, configuration, monitoring, and troubleshooting of network infrastructure. This is an excellent opportunity to work with cutting-edge technology and contribute to the stability of a growing blockchain operation. The ideal candidate possesses a strong understanding of network protocols, server administration, and the specific requirements of operating blockchain nodes in a secure and efficient manner, blending on-site responsibilities with remote flexibility.

Key Responsibilities

• Deploy, configure, and maintain blockchain nodes and associated network infrastructure.
• Monitor network performance, identify bottlenecks, and implement optimizations.
• Ensure the security of blockchain networks through regular audits and implementation of security measures.
• Manage user access, permissions, and security protocols for network resources.
• Troubleshoot and resolve network issues, including connectivity, performance, and node synchronization problems.
• Implement and manage backup and disaster recovery procedures for network data.
• Stay updated on the latest network technologies and blockchain infrastructure best practices.
• Document network configurations, procedures, and troubleshooting steps.
• Collaborate with development teams to support application deployments and integrations.
• Respond to network alerts and incidents promptly and efficiently.

Requirements

• Bachelor's degree in Information Technology, Computer Science, or a related field, or equivalent practical experience.
• Minimum of 3 years of experience in network administration or systems engineering.
• Proven experience managing and maintaining distributed systems or server infrastructure.
• Strong understanding of networking concepts (TCP/IP, DNS, firewalls, load balancing).
• Familiarity with Linux/Unix operating systems and shell scripting.
• Experience with monitoring tools (e.g., Prometheus, Grafana) is a plus.
• Basic understanding of blockchain technology and cryptocurrencies.
• Knowledge of security best practices for network infrastructure.
• Excellent problem-solving and analytical skills.
• Strong communication and teamwork abilities.
• Willingness to work in a hybrid capacity, based in Vereeniging, Gauteng .

Benefits

• Competitive salary package commensurate with experience.
• Hybrid work model offering a balance between office and remote work.
• Opportunity to work with innovative blockchain technologies.
• Exposure to the rapidly growing cryptocurrency industry.
• Comprehensive health insurance and other standard benefits.
• Professional development opportunities in network and blockchain technologies.