Network Security Engineer in London

Network Security Engineer in London

London Full-Time 60000 - 80000 £ / year (est.) No working from home possible
Onyx-Conseil

At a Glance

  • Tasks: Design and implement network security solutions while monitoring threats and responding to incidents.
  • Company: Join a growing engineering organisation focused on cutting-edge satellite and communications technology.
  • Benefits: Competitive salary, annual bonus, private healthcare, pension, gym membership, and full training.
  • Other info: Opportunity for career progression and mentoring within a supportive team.
  • Why this job: Take ownership of network security and make a real impact in a dynamic environment.
  • Qualifications: Experience with Cisco, Juniper, and cybersecurity tools; knowledge of ISO27001 and GDPR.

The predicted salary is between 60000 - 80000 £ per year.

Are you an experienced Network Security Engineer looking to take ownership of network security across complex global systems while working with cutting-edge satellite and communications technology? This is a fantastic opportunity to join a well-established and growing engineering organisation, where you will play a key role in developing and implementing security strategies across both internal and customer environments.

You will work closely with compliance and engineering teams to embed robust security practices into daily operations and ensure systems are protected against evolving threats. In this role, you will be responsible for designing, implementing, and maintaining security solutions while actively monitoring threats and responding to incidents. You will utilise tools such as SIEM, IDS/IPS, and vulnerability management platforms to maintain the integrity of networks, as well as carry out investigations into security events and recommend improvements.

The ideal candidate will have strong hands-on experience across multi-vendor network environments, with a deep understanding of cybersecurity frameworks and compliance standards such as ISO27001. This position offers a varied and technically engaging workload alongside opportunities to mentor colleagues and contribute to ongoing security improvements.

The Role:
  • Design, implement and maintain network security solutions across internal and customer systems
  • Monitor security tools (SIEM, 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
The Person:
  • 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

Network Security Engineer in London employer: Onyx-Conseil

Join a dynamic and innovative engineering organisation in London, where as a Network Security Engineer, you will not only safeguard complex global systems but also enjoy a competitive salary, annual bonus, and comprehensive benefits including private healthcare and gym membership. Our collaborative work culture fosters professional growth through full training and mentorship opportunities, making it an ideal environment for those looking to advance their careers while working with cutting-edge technology.

Onyx-Conseil

Contact Details:

Onyx-Conseil Recruitment Team

We think you need these skills to ace Network Security Engineer in London

Network Security
SIEM
IDS/IPS
Vulnerability Management
Cybersecurity Frameworks
ISO27001
GDPR