Network Security Engineer — 24/7 ISR, DV Clearance

MBDA Missile Systems; Stevenage; Hybrid; GBP 45,000 - 55,000; Full time

Benefits offered by this job

Company bonus

Pension

Overtime

Flexi Leave

Enhanced parental leave

Facilities

Job summary

MBDA Missile Systems is seeking a Network Security Engineer to join the 24x7 Internal Security Response (ISR) team. You will safeguard the organisation's network infrastructure, design and implement robust security controls, and collaborate with cross-functional teams to deploy secure changes.

The role involves vulnerability management, security incident handling, and continuous improvement of security tooling in a dynamic, 24/7 environment. DV clearance is required, with BPSS checks post-offer.

Qualifications

• Solid understanding of networking principles (TCP/IP, DNS, routing, switching, VLANs).
• Hands-on experience configuring, maintaining and troubleshooting firewalls (Cisco, Checkpoint, Palo Alto).
• Experience with next-gen firewalls and security features like IPS/IDS, SSL decryption and DPI.

Responsibilities

• Design, implement and maintain secure network solutions to protect against evolving threats.
• Lead incident response and triage with SOC, ensuring secure changes and compliance with best practices.
• Optimise network security tooling and contribute to standardisation of tools across the network.

Skills

Networking principles

Firewall configuration

Next-gen firewalls

Secure proxy solutions

Security protocols

Network architectures

Monitoring tools

Tools

Cisco firewalls

Checkpoint

Palo Alto

Bluecoat

F5

Job description

MBDA Missile Systems is seeking a Network Security Engineer to join the 24x7 Internal Security Response (ISR) team. You will safeguard the organisation's network infrastructure, design and implement robust security controls, and collaborate with cross-functional teams to deploy secure changes.

The role involves vulnerability management, security incident handling, and continuous improvement of security tooling in a dynamic, 24/7 environment. DV clearance is required, with BPSS checks post-offer.