Network Administrator

Mô tả Công việc

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

1. Network Setup and Configuration:

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

2. 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.

3. Troubleshooting and Maintenance:

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

4. User Support:

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

5. Network Monitoring:

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

6. Documentation

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

7. Collaboration:

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

8. Policy Development:

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

9. Capacity Planning:

• Assess and plan for network capacity to accommodate the organization's growth and evolving technology needs

Yêu Cầu Công Việc

1. Qualification: 

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

2. 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).

3. Knowledge:

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

4. Skills

• Being able to multi-task and establish priorities;
• Maintain the composure under pressure to calmly find solutions;
• Good and solid communication skills to clearly convey information to staff;
• Proficient in maintaining detailed and accurate documentation of network configurations, changes, and procedures;
• 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;
• A focus on providing excellent customer service and support to end-users.

5. 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).