Western Digital Administrator System Administration – Linux 

Russia, Moscow 

966776178

We deliver the possibilities of data. YOU define what’s possible.

The Network Administrator is responsible for the daily operation, management, and maintenance of the organization's network infrastructure, including switches, routers, VoIP systems, and Wi-Fi networks. This role ensures the reliability, security, and performance of the network to support organizational operations and communications.

Key Responsibilities:

1. Network Infrastructure Management:

• Configure, install, and maintain network switches, routers, firewalls, and other network hardware.
• Manage and optimize network performance, including monitoring traffic, resolving connectivity issues, and ensuring high availability.
• Troubleshoot and resolve network issues related to switches, routers, and other networking equipment.

1. VoIP System Support:

• Administer and maintain the organization’s VoIP systems, including configuration, troubleshooting, and performance optimization.
• Ensure VoIP services are reliable and of high quality, addressing any issues related to call quality, connectivity, or system integration.
• Support the integration of VoIP with other communication tools and systems.

1. Wi-Fi Network Management:

• Design, configure, and maintain Wi-Fi networks to ensure optimal coverage, performance, and security.
• Troubleshoot and resolve issues related to Wi-Fi connectivity, including interference, signal strength, and access point configuration.
• Monitor Wi-Fi usage and performance, and implement changes as necessary to enhance user experience.

1. Network Security:

• Implement and manage network security measures, including access controls, firewalls, and intrusion detection systems.
• Monitor network traffic for signs of unauthorized access or security breaches.
• Conduct regular security assessments and ensure compliance with organizational policies and best practices.

1. Documentation and Reporting:

• Maintain accurate and up-to-date documentation of network configurations, changes, and procedures.
• Prepare and review reports on network performance, issues, and improvements.
• Document and track support requests, resolutions, and network incidents.

1. Support and Troubleshooting:

• Provide technical support for network-related issues, including diagnosing and resolving hardware and software problems.
• Collaborate with other IT teams to address complex issues and ensure smooth network operations.
• Assist with network-related projects and system upgrades as needed.

1. Network Optimization and Planning:

• Analyze network performance and make recommendations for improvements and upgrades.
• Plan and execute network expansion and enhancement projects to support organizational growth and technology advancements.
• Stay informed about industry trends and new technologies to continuously improve network infrastructure.

• Education : Bachelor’s degree in Computer Science, Information Technology, or a related field. Relevant certifications (e.g., CompTIA Network+, Cisco CCNA) are preferred.
• Experience: At least 3-5 years of experience in network administration or a similar role, with hands-on experience managing switches, routers, VoIP systems, and Wi-Fi networks.

SKILLS:

• Strong knowledge of networking principles, including TCP/IP, DDI(DNS, DHCP, IP Range management) and VPNs.
• Experience with network hardware and software, including switches, routers, firewalls, and VoIP systems.
• Proficiency in Wi-Fi network design and management.
• Ability to troubleshoot and resolve network issues effectively.
• Strong communication, documentation, and problem-solving skills