MANDARIN Network and Security Engineer

ABL; London; On-site; GBP 60,000 - 75,000; Full time

Job summary

A leading company is looking for a Mandarin-speaking Network and Security Engineer in London. The role involves maintaining network infrastructure, ensuring security compliance, and providing support for networking equipment. Candidates should have at least 3 years of experience and a Bachelor's degree in a relevant field.

Qualifications

• Minimum 3 years in IT support (network/security/IP telephony).
• Hands-on experience with network protocols (OSPF, BGP).
• Proficiency in network monitoring tools and incident handling.

Responsibilities

• Monitor security tools for threats and respond to incidents.
• Conduct vulnerability assessments and support patching.
• Install and configure network equipment like Cisco IP Phones.

Skills

Security Monitoring

Incident Response

Vulnerability Management

Network Administration

Communication

Education

Bachelor's degree in IT/Computer Science

Tools

OSPF

BGP

NDR

SIEM

Cisco

Job description

Excellent opportunity for anyone with fluent MANDARIN and recent experience as a Network and Security Engineer or with 5 years in this specialist field who is now looking for their next step. This is a corporate banking role, the team need one specialist for the installation, support and maintenance of network infrastructure and security framework and assist the network and security manager in the administration and maintenance of the Banks IT networking equipment through the support of the network equipment, HO network.

Job Title MANDARIN Network and Security Engineer
Location London
Work style: Onsite office–based role
Salary: up to 75000 Per annum
Languages: Mandarin and English
Key Responsibilities:
1. Security Monitoring & Incident Response

• Monitor security tools (firewalls, IDS/IPS, SIEM) to detect and analyze potential threats.
• Investigate security alerts, logs, and incidents (e.g., malware, unauthorized access, breaches).
• Assist in incident response and remediation efforts.

2. Vulnerability Management

• Conduct vulnerability assessments and support penetration testing.
• Collaborate with senior teams to patch systems and mitigate risks.

3. Network Access Control (NAC)

• Configure switches and endpoints for NAC upgrades and troubleshooting.

4. IP Telephony Support

• Install, configure, and troubleshoot Cisco IP Phone/IPC services.

5. Network Administration

• Configure user switches, patch network devices, and perform health checks.
• Provide after–hours support for network/security changes or emergencies (on–call rotation).

6. Compliance & Collaboration

• Ensure adherence to IT security standards across all assets.
• Coordinate daily network checks and operational procedures.
• Liaise with global/Head Office IT teams for system management.
• Document processes, generate reports, and communicate IT controls to stakeholders.

Skills & Qualifications:
Education: Bachelor's degree in IT/Computer Science (preferred).
Experience: Minimum 3 years in IT support (network/security/IP telephony).
Technical Skills:

• Hands–on experience with OSPF, BGP, STP, NAC, and IPT (Cisco).
• Proficiency in network monitoring tools, NDR, and SIEM systems.
• Knowledge of vulnerability assessment tools and patch management.

Soft Skills:

• Ability to work under pressure and handle emergencies.
• Strong communication and collaboration skills.

Working Conditions:

• Flexibility for after–hours/weekend support during incidents.