Network Security Engineer

Network Security Engineer

Location:

Stevenage

Alongside a competitive salary of circa £50,000 + shift allowance, enjoy a generous pension scheme, overtime, bonus incentives, and extensive leave options.

If you’re passionate about safeguarding networks and possess strong expertise with industry-leading security tools, this Network Security Engineer position could be a perfect opportunity for you.

• Supporting 24/7 security operations as part of the Internal Security Response (ISR) team, with a focus on incident response and triage.
• Designing, implementing, and maintaining robust security solutions around network infrastructure.
• Collaborating with cross-functional teams to enhance security policies, identify vulnerabilities, and optimise network tools.
• Engaging with firewalls such as Checkpoint, Cisco, or Palo Alto, and managing secure proxy solutions like Bluecoat and Riverbed.
• Monitoring, troubleshooting, and fine-tuning network architectures, routing, switching, VLANs, and load balancing features.

• Strong understanding of networking principles - TCP/IP, DNS, routing, switching, VLANs, and load balancing.
• Hands‑on experience configuring, maintaining and troubleshooting firewalls (Checkpoint, Cisco, Palo Alto, Bluecoat).
• Knowledge of IPS/IDS, SSL decryption, deep packet inspection, and VPNs.
• Experience managing secure proxy solutions, and monitoring platforms like Nagios or PRTG.
• Familiarity with security protocols such as IPSec, SSL/TLS, and two‑factor authentication.

Security clearance is essential – applicants must be British citizens and will undergo DV clearance.

If you meet the criteria and are eager to make an impact within a forward‑thinking, innovative environment, we welcome your application.