Senior Network Administrator Jobs

Senior Network Administrator

Organization: SARAO – South African Radio Astronomy Observatory

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Position Overview

Join our team to manage organizational network services, maintain security protocols, and optimize infrastructure performance. This role combines technical expertise with strategic planning in a cutting-edge scientific environment.

Key Details

• Employment Type: Full Time
• Education: National Diploma or Bachelor’s in IT/Engineering
• Experience: 3-5 years network administration
• Location: Cape Town, Western Cape
• Field: Information Technology

Core Responsibilities

• Manage network infrastructure across multiple server environments
• Maintain comprehensive system documentation and equipment databases
• Coordinate hardware maintenance and capacity planning
• Provide second-line technical support and incident resolution
• Implement security policies and network updates

Technical Requirements

• Proficiency in Linux/Windows environments
• Experience with KVM/Proxmox virtualization and container systems
• Expertise in Cisco/HPE/Arista network configurations
• Knowledge of TCP/IP, DNS, and VPN implementations
• Familiarity with ITIL frameworks and cybersecurity best practices

Candidate Profile

• Strategic thinker with proactive problem-solving skills
• Strong documentation and technical communication abilities
• Experience in federated identity management systems
• Capacity for performance monitoring and optimization

Application Process

Submit your application through the official portal before:

Closing Date: 29 July 2025

Visit the website below to apply:
ess.nrf.ac.za

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