Senior Network Security Engineer — 24x7 Incident Response

Cyber Security training courses; Stevenage; Hybrid; GBP 50,000 - 60,000; Full time

Job summary

A leading technology security firm in the United Kingdom is looking for a Senior Network Security Engineer to safeguard critical systems and network infrastructures. The role includes building and optimizing advanced network security solutions, responding to security incidents, and ensuring compliance across the network estate. Ideal candidates will possess strong networking knowledge, real-world experience with security tools, and exceptional analytical skills. This position offers a competitive salary between £50,000 and £60,000 per annum, a shift allowance, and bonus opportunities.

Benefits

Shift allowance

Bonus opportunities

Comprehensive benefits

Qualifications

• Solid networking principles: TCP/IP, DNS, VLANs, Switching, Load Balancing.
• Real-world experience with firewalls, proxies, SSL inspection, IPS/IDS, VPNs.
• Strong analytical skills – able to interpret packet captures, root cause analysis.

Responsibilities

• Build and optimise network security solutions.
• Triage and respond to SOC alerts.
• Identify vulnerabilities and drive improvements.

Skills

Networking principles: TCP/IP, DNS, VLANs

Experience with firewalls, proxies

Strong analytical skills

Familiarity with Darktrace, Splunk

Tools

Cisco

Checkpoint

Palo Alto

F5

Job description

A leading technology security firm in the United Kingdom is looking for a Senior Network Security Engineer to safeguard critical systems and network infrastructures. The role includes building and optimizing advanced network security solutions, responding to security incidents, and ensuring compliance across the network estate. Ideal candidates will possess strong networking knowledge, real-world experience with security tools, and exceptional analytical skills. This position offers a competitive salary between £50,000 and £60,000 per annum, a shift allowance, and bonus opportunities.