Lead Security Architect - Defence & Aviation

TN United Kingdom; London; Hybrid; GBP 70,000 - 100,000; Full time

Job summary

A leading company in the Defence and Aviation sector is seeking a Lead Security Architect in London. The role involves designing security architectures, managing risks, and providing technical leadership. Candidates should have a degree in a relevant field and essential certifications like CISSP or CISM. This position offers hybrid working options and requires UK SC clearance.

Benefits

Flexible work options

Ongoing learning and development

Wellbeing benefits

Qualifications

• Extensive experience in Enterprise Security Architecture within Defence/Government or Aviation sectors.
• Proven project delivery and hands-on cloud and network security experience.
• Experience advising senior stakeholders.

Responsibilities

• Design and implement security architectures aligning with industry standards.
• Perform risk assessments and advise on mitigation strategies.
• Engage with senior stakeholders and lead technical discussions.

Skills

Security Architecture Principles

Analytical Skills

Excellent Communication

Stakeholder Management

Influencing Skills

Education

Degree in Computer Science, Information Security, or related field

CISSP Certification

CISM Certification

GIAC Certification

Job description

Lead Security Architect - Defence & Aviation, London

Client: NTT DATA

Location: London, United Kingdom

Job Category: Other

EU work permit required: Yes

Job Reference: 8083e6eff3cc

Job Views: 3

Posted: 19.05.2025

Expiry Date: 03.07.2025

Job Description:

What you'll be doing:

• Security Architecture Design and Implementation: Design and implement security architectures aligning with industry standards, regulations (JSPs, DEFSTAN), and client requirements. Conduct security architecture reviews, perform security assessments including vulnerability scans, configuration reviews, and security control validation. Develop security roadmaps and strategic plans, and engineer secure environments for cloud and on-premises solutions.
• Risk and Threat Management: Perform risk assessments and threat modeling, advise on mitigation strategies, support incident response, and apply lessons learned to improve security.
• Stakeholder Engagement and Technical Leadership: Act as a trusted advisor to clients, engage with senior stakeholders, influence security decisions, and lead technical discussions. Deliver presentations and reports, and provide technical leadership to teams.
• Security Policy and Standards Implementation: Advise on security policies, conduct compliance assessments, and ensure adherence to security frameworks and regulations.
• Technology Evaluation, Deployment, and Management: Evaluate security technologies, lead deployment, oversee implementation of controls, and keep up-to-date with emerging threats and solutions.

What experience you'll bring:

• Qualifications & Experience: Degree in Computer Science, Information Security, or related field. Certifications such as CISSP, CISM, GIAC are essential.
• Experience: Extensive experience in Enterprise Security Architecture within Defence/Government or Aviation sectors. Proven project delivery, knowledge of standards/regulations, hands-on cloud and network security experience, and experience advising senior stakeholders.
• Skills: Strong knowledge of security architecture principles, analytical skills, excellent communication, ability to lead and mentor, stakeholder management, and influencing skills.

The successful candidate must be a sole (not dual) UK national capable of holding UK SC clearance. Hybrid working options available, but willing to work on client site within UK locations.

Who we are:

We’re a global business empowering local teams, undertaking exciting work that changes the world. Our portfolio includes consulting, applications, business process, cloud, and infrastructure services. We foster an inclusive environment emphasizing mutual respect, accountability, and continuous learning, with various inclusion networks.

What we'll offer you:

We provide benefits supporting your wellbeing, ongoing learning and development, and flexible work options. More about NTT DATA UK & Ireland can be found here.

We are an equal opportunities employer and a Disability Confident Committed Employer, guaranteeing interviews for applicants with disabilities who meet minimum role requirements. Please inform us during application if adjustments are needed.