Security Architect (ZTA)
On-siteFarnborough, England, United Kingdom
Job Summary
Design holistic security architectures incorporating people, process, and technology for defence and aerospace IT environments. Develop enterprise-wide security strategies aligned with MOD Classification Guides and architect integrated defence-in-depth solutions across network, application, data, and endpoint layers. Lead security architecture reviews, threat-informed security designs, and zero-trust models while ensuring compliance with stringent MOD security requirements and ITAR regulations. Architect endpoint protection, cloud security, and security operations centre capabilities, then lead technical teams to establish design standards and drive decision-making through security design reviews. Serve as the technical authority for security discussions with customer leadership and defence programme teams.
Required Qualifications
- DV clearance
- Previous background in information security within a architectural role
- Proven experience designing enterprise-scale security architectures
- Strong background in defence, aerospace or government security programmes
- Demonstrated expertise with security operations, incident response and threat management
- Track record of leading security transformation and programme implementations
- Deep expertise in security architecture frameworks, methodologies and best practices
- Expert-level knowledge of network security, endpoint security and application security
- Strong understanding of threat models, attack vectors and defence-in-depth strategies
- Proficiency in cloud security (AWS, Azure security, or equivalent)
- Knowledge of security tools (SIEM, DLP, EDR, WAF, firewalls, etc.)
- Understanding of cryptography, encryption and security protocols
- Familiarity with MOD security requirements, Classification Guides and defence standards
- Knowledge of compliance frameworks (ISO 27001, NIST CSF, etc.)
- Exceptional strategic thinking combined with strong technical depth
- Outstanding communication and stakeholder engagement skills
- Strong problem-solving and analytical capabilities
- Proven ability to lead technical teams and influence executive stakeholders
- Passion for security excellence and continuous improvement
- Onsite 5 days per week
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