Security Architect

Salary: £85,000 - 85,000 per year

Requirements:

• We require DV clearance due to the secure nature of the work and our customer requirements.
• We are looking for previous background in information security within an architectural role.
• We want proven experience designing enterprise-scale security architectures.
• We need strong experience in defence, aerospace, or government security programmes.
• We expect demonstrated expertise in security operations, incident response, and threat management.
• We look for a track record of leading security transformation and programme implementations.
• We require deep expertise in security architecture frameworks, methodologies, and best practices.
• We need expert-level knowledge of network security, endpoint security, and application security.
• We expect a strong understanding of threat models, attack vectors, and defence-in-depth strategies.
• We require proficiency in cloud security, such as AWS, Azure security, or equivalent.
• We need knowledge of security tools such as SIEM, DLP, EDR, WAF, and firewalls.
• We value understanding of cryptography, encryption, and security protocols.
• We prefer familiarity with MOD security requirements, Classification Guides, and defence standards.
• We look for knowledge of compliance frameworks such as ISO 27001 and NIST CSF.
• We value exceptional strategic thinking, strong technical depth, and excellent communication and stakeholder engagement skills.
• We need strong problem-solving and analytical capabilities.
• We look for proven ability to lead technical teams and influence executive stakeholders.
• We value a passion for security excellence and continuous improvement.

Responsibilities:

• We design and implement comprehensive security architectures for defence and aerospace IT environments.
• We develop enterprise-wide security strategies aligned with MOD Classification Guides and Defence Security Policy.
• We architect defence-in-depth security solutions across network, application, data, and endpoint layers.
• We lead security architecture reviews and technical security assessments.
• We design zero-trust security models and continuous verification frameworks.
• We assess the cyber threat landscape and design threat-informed security architectures.
• We lead security risk assessments and vulnerability management programmes.
• We design incident response, threat intelligence, and cyber defence capabilities.
• We architect security monitoring, detection, and response solutions.
• We design business continuity and cyber resilience frameworks.
• We ensure our security architectures comply with MOD security requirements and ITAR regulations.
• We design security solutions supporting Information Security Management System compliance.
• We architect compliance and audit capabilities for regulatory reporting.
• We lead security standards implementation and controls frameworks.
• We architect endpoint protection, data loss prevention, and advanced threat protection solutions.
• We design cloud security architectures supporting hybrid and multi-cloud environments.
• We architect application security, API security, and secure SDLC integration.
• We design SOC capabilities and SIEM solutions.
• We lead security technology evaluation and implementation programmes.
• We lead security technical teams and provide architectural mentoring.
• We establish security design standards, architecture patterns, and operational governance.
• We drive technical decision-making through security design reviews.
• We document security architecture decisions and design specifications.
• We serve as technical authority for security architecture discussions with customer leadership.
• We present security recommendations to defence programme teams and executive stakeholders.
• We lead security architecture workshops and customer engagement activities.

Technologies:

• API
• AWS
• Architect
• Azure
• Cloud
• Cryptography
• Support
• Network
• Security
• WAF

More:

We are DXC Technology, partnering with hackajob to hire a Security Architect (ZTA) for our Farnborough location, working onsite five days per week. We are committed to building diverse, inclusive teams and encourage applications from women, underrepresented groups, and neurodivergent candidates. We provide reasonable adjustments throughout the hiring process and are dedicated to creating a supportive, accessible environment where everyone can thrive. We value strong in-person collaboration while offering flexibility to support wellbeing, productivity, individual work styles, and life circumstances.

last updated 33 week of 2026