Network Security jobs in United Kingdom

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ABL Recruitment

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04.06.2025

19.07.2025

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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 Chinese 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.
• 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.