Network Administrator

The duties and responsibilities of Network Administrator
include but is not limited to:
Network Setup and Configuration:

Install and support network hardware, including routers, switches, firewalls, load balancer, access point and other networking equipment.
Design, set up, and configure local area networks (LANs), wide area networks (WANs), Virtual Private Network (VPN) and other network segments;

Network Security:

Implement and maintain network security protocols to protect against unauthorized access, breaches, and other security threats;
Monitor network traffic for unusual activity and take appropriate measures to safeguard the network.

Troubleshooting and Maintenance:

Conduct regular maintenance activities, such as software updates, patches, and system backups.
Diagnose and resolve network issues, including connectivity problems, hardware malfunctions, and performance issues;

User Support:

Assist in the setup and configuration of user devices connected to the network.
Provide technical support to end- users for network- related issues;

Network Monitoring:

Monitor network performance and analyze network traffic to optimize efficiency;
Implement network monitoring tools to identify and address potential issues proactively.

Documentation

Keep an inventory of network equipment, including specifications and warranty information.
Maintain detailed documentation of network configurations, changes, and troubleshooting procedures;

Collaboration:

Collaborate with vendors to evaluate new technologies and products for potential adoption;
Work closely with other IT professionals, such as system administrators and security specialists, to ensure seamless integration of network services;

Policy Development:

Develop and enforce network- related policies and procedures to ensure compliance with security standards and best practices.

Capacity Planning:

Assess and plan for network capacity to accommodate the organization&039;s growth and evolving technology needs

Qualification:

Preferred certifications ( CCNA, CCNP, MCSA, MCSE, LPI, CompTIA Security+, CompTIA Network+, Azure Fundamentals, ...)
Bachelor&039;s degree in computer science, information technology or a related field. Advanced degree is preferred;

Experiences:

At leat 5 years working experience on Network administrator or equivalent position;
Experience in VMWare, DNS, DHCP, TCP/IP, scripting language, network security, network monitoring and troubleshooting tools...;
Experience in deploying, installing, configuring WAN, LAN, Wifi with controller,...;
Experience in deploying, installing, configuring switch, router, firewall, APIC, load balancer...;
Experience implementing and managing security measures, such as firewalls, intrusion detection/prevention systems, and VPNs;
Familiarity with various operating systems, especially in networking contexts (Windows, Linux, Unix).

Knowledge:

Practical knowledge in dealing with network devices, network services...;
Good Knowledge of network security principles and best practices.
Very good knowledge and experience in the administration and operation of networks;

S
kills

Maintain the composure under pressure to calmly find solutions;
A focus on providing excellent customer service and support to end- users.
Being able to multi- task and establish priorities;
The ability to adapt to evolving technologies and changing organizational needs is crucial;
Experience managing or participating in network- related projects, including upgrades, migrations, and implementations;
Good and solid communication skills to clearly convey information to staff;
Proficient in maintaining detailed and accurate documentation of network configurations, changes, and procedures;

Behaviours required

Highly responsible;
Openess, willing to work within the team;
Willingness to spend periods away from home (overnights) and to work some unsocial hours (evenings and weekends).

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Cập nhật gần nhất lúc: 2025-09-02 01:05:03