Network Security Engineer

Salary: £40,000 - 50,000 per year

Requirements:

• Strong experience with Cisco and Juniper networking technologies
• Proven background in cybersecurity tools including SIEM, IDS/IPS and penetration testing
• Knowledge of ISO27001, GDPR and security frameworks
• Ability to troubleshoot and resolve complex security issues independently

Responsibilities:

• Design, implement and maintain network security solutions across internal and customer systems
• Monitor security tools such as SIEM and IDS/IPS, and respond to incidents and vulnerabilities
• Provide third-line support and act as a key escalation point for security issues
• Develop and maintain security policies, procedures, and documentation
• Collaborate with internal teams to improve security across infrastructure

Technologies:

• Cisco
• Support
• Network
• Security

More:

We are a well-established and growing engineering organisation working with cutting-edge satellite and communications technology. We offer a competitive salary, annual bonus, private healthcare, pension, progression opportunities, gym membership, and full training. This is a London-based role where you will help shape and strengthen security across complex global systems, working closely with compliance and engineering teams to embed robust security practices and support ongoing security improvements.

last updated 31 week of 2026