Senior Security Architect - Defence & Aviation

NTT; London; Hybrid; GBP 70,000 - 100,000; Full time

Job summary

A global technology firm in London seeks a Senior Security Architect specialized in Defence and Aviation. The role involves designing security architectures, conducting risk assessments, and managing stakeholder engagements. Strong educational background in Computer Science and relevant certifications are required. Hybrid work options are available with a focus on UK national requirements and security clearance.

Benefits

Tailored benefits supporting wellbeing

Ongoing development opportunities

Flexible work options

Qualifications

• Degree in Computer Science, Information Security, or related field; relevant certifications (CISSP, CISM, GIAC).
• Extensive experience in Enterprise Security Architecture within Defence/Government or Aviation sectors.
• Knowledge of security standards (JSPs, DEFSTAN), cloud security, and network security.

Responsibilities

• Design and implement security architectures aligning with industry standards.
• Perform risk assessments and threat modeling.
• Engage with stakeholders, providing technical leadership.

Skills

Enterprise Security Architecture

Risk assessments

Threat modeling

Communication skills

Stakeholder management

Education

Degree in Computer Science

CISSP certification

CISM certification

GIAC certification

Job description

Social network you want to login/join with:

Senior Security Architect - Defence & Aviation, London

Client: NTT

Location: London, United Kingdom

Job Category: Other

Online job listings

-

EU work permit required:

Yes

Job Reference:

017d9dc89961

Job Views:

15

Posted:

12.08.2025

Expiry Date:

26.09.2025

Job Description:

What you'll be doing:

• Design and implement security architectures aligning with industry standards and client requirements, including conducting security reviews and assessments, and developing strategic security plans.
• Perform risk assessments and threat modeling, advise on mitigation strategies, and support incident response efforts.
• Engage with stakeholders, including senior defense and aviation clients, providing technical leadership and influencing security decisions.
• Develop and enforce security policies, standards, and compliance assessments.
• Evaluate, deploy, and manage security technologies, staying updated on emerging threats and solutions.

What experience you'll bring:

• Degree in Computer Science, Information Security, or related field; relevant certifications (CISSP, CISM, GIAC).
• Extensive experience in Enterprise Security Architecture within Defence/Government or Aviation sectors.
• Knowledge of security standards (JSPs, DEFSTAN), cloud security, and network security.
• Strong communication, stakeholder management, and leadership skills.

The candidate must be a sole UK national eligible for UK SC clearance, with hybrid working options but willingness to work on client site within UK.

Who we are:

We’re a global business empowering local teams to undertake impactful work in consulting, cloud, and infrastructure services, fostering an inclusive environment that values diversity and continuous learning.

What we'll offer you:

Tailored benefits supporting wellbeing, ongoing development opportunities, and flexible work options. We are committed to diversity, equity, and inclusion, with initiatives supporting individuals with disabilities.

Please note that applicants should have the appropriate work permits. Applications are to be submitted via the 'Apply now' button. For more info, visit our Blog.

Created on 12/08/2025 by TN United Kingdom