Network Security Architect

Advanced Resource Managers; Luton; On-site; GBP 70,000 - 110,000; Full time

Job summary

A leading company in the cybersecurity field is seeking a Network Security Architect to spearhead the design and implementation of secure network architectures. This role involves collaborating with IT and cybersecurity teams, conducting risk assessments, and ensuring compliance with industry standards. The ideal candidate will have extensive experience with network security solutions, excellent communication skills, and relevant certifications to mitigate emerging security threats effectively.

Qualifications

• Proven experience in a senior network security engineering role.
• Strong hands-on experience with firewalls and network security solutions.
• Relevant certifications like CISSP and CCNP Security preferred.

Responsibilities

• Lead the design and implementation of secure network architectures.
• Conduct threat modeling and risk assessments on network infrastructure.
• Support incident response teams during network-related security incidents.

Skills

Network Security Solutions

Firewalls

Zero Trust Architecture

Threat Intelligence

Documentation Skills

Education

CISSP Certification

CCNP Security

CCIE Security

GIAC Certification

Tools

Zscaler

Palo Alto

Fortinet

Cisco ASA

Job description

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• Lead the design and implementation of secure network architectures for on-premises, cloud, and hybrid environments.
• Define network security standards, frameworks, and policies aligned with industry best practices (e.g., NIST, ISO , CIS).
• Develop and maintain secure designs for firewalls, VPNs, intrusion prevention systems (IPS/IDS), network segmentation, and zero trust network access (ZTNA).
• Collaborate with IT, cloud, and cybersecurity teams to ensure secure integration across systems and applications.
• Lead architectural reviews and assurance of designs working with System Integrators & partner resources.
• Conduct threat modeling and risk assessments on network infrastructure and recommend mitigations.
• Support incident response teams during network-related security incidents and perform root cause analysis.
• Evaluate and recommend security tools and technologies, and stay informed on emerging threats and vulnerabilities.

Required Skills and Qualifications:

• Proven experience as a Network Security Architect or in a senior network security engineering role.
• Experience with Cisco LAN; WAN technologies
• Experience with Zscaler or equivalent to drive toward Zero Trust
• In-depth knowledge of network protocols, routing, switching, DNS, DHCP, and encryption standards.
• Strong hands-on experience with network security solutions such as firewalls (e.g., Palo Alto, Fortinet, Cisco ASA), NAC, IPS/IDS, and SD-WAN.
• Understanding of Zero Trust Architecture, microsegmentation, and secure cloud networking (e.g., Azure, AWS, GCP).
• Experience with security information and event management (SIEM), threat intelligence, and vulnerability management.
• Excellent communication and documentation skills, with the ability to influence and educate stakeholders.
• Relevant certifications strongly preferred (e.g., CISSP, CCNP Security, CCIE Security, GIAC, Azure/AWS security certs).