Security Architect, Farnborough

Job Description

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Job Description:

Security Architect - DV Cleared

Location: Farnborough, Hampshire, UK

Employment Type: Permanent, Full-Time

Security Clearance: Developed Vetting (DV) - Essential

Salary: Highly competitive, commensurate with experience

About DXC Technology

DXC Technology is a Fortune 500 global company with over 40 years' presence in the UK, recently establishing its Aerospace and Defence Hub in Farnborough. We deliver enterprise security solutions protecting critical defence and aerospace operations from evolving cyber threats.

About the Role

The Security Architect designs and implements comprehensive security architectures protecting defence and aerospace IT environments. You will develop enterprise security strategies, lead security programme implementations, architect integrated defence-in-depth solutions, and ensure compliance with stringent MOD security requirements. This role demands exceptional expertise in security architecture, risk management and defence security standards.

Key Responsibilities

Security Strategy & Architecture

• Design holistic security architectures incorporating people, process and technology security

Develop enterprise-wide security strategies aligned with MOD Classification Guides and Defence Security PolicyArchitect defence-in-depth security solutions across network, application, data and endpoint layersLead security architecture reviews and technical security assessmentsDesign zero-trust security models and continuous verification frameworks

Cyber Threat & Risk Management

• Assess cyber threat landscape and design threat-informed security architectures

Lead security risk assessments and vulnerability management programmesDesign incident response, threat intelligence and cyber defence capabilitiesArchitect security monitoring, detection and response solutionsDesign business continuity and cyber resilience frameworks

Compliance & Standards Implementation

• Ensure security architectures comply with MOD security requirements and ITAR regulations

Design security solutions supporting Information Security Management System (ISMS) complianceArchitect compliance and audit capabilities for regulatory reportingLead security standards implementation and controls frameworks

Security Solutions & Integration

• Architect endpoint protection, data loss prevention (DLP) and advanced threat protection solutions

Design cloud security architectures supporting hybrid and multi-cloud environmentsArchitect application security, API security and secure SDLC integrationDesign security operations centre (SOC) capabilities and security information and event management (SIEM)Lead security technology evaluation and implementation programmes

Technical Leadership & Governance

• Lead security technical teams and provide architectural mentoring

Establish security design standards, architecture patterns and operational governanceDrive technical decision-making through security design reviewsDocument security architecture decisions and design specifications

Customer & Stakeholder Engagement

• Serve as technical authority for security architecture discussions with customer leadership

Present security recommendations to defence programme teams and executive stakeholdersLead security architecture workshops and customer engagement activitiesCommunicate complex security concepts to technical and non-technical audiences

Essential Requirements

Security Clearance

• Must hold or be eligible to obtain DV clearance - Essential

10 years continuous UK residency required

Experience & Expertise

• Minimum 12 years' information security experience with 5+ years in architecture role

Proven experience designing enterprise-scale security architecturesStrong background in defence, aerospace or government security programmesDemonstrated expertise with security operations, incident response and threat managementTrack record of leading security transformation and programme implementations

Technical Knowledge

• Deep expertise in security architecture frameworks, methodologies and best practices

Expert-level knowledge of network security, endpoint security and application securityStrong understanding of threat models, attack vectors and defence-in-depth strategiesProficiency in cloud security (AWS, Azure security, or equivalent)Knowledge of security tools (SIEM, DLP, EDR, WAF, firewalls, etc.)Understanding of cryptography, encryption and security protocolsFamiliarity with MOD security requirements, Classification Guides and defence standardsKnowledge of compliance frameworks (ISO 27001, NIST CSF, etc.)

Personal Attributes

• Exceptional strategic thinking combined with strong technical depth

Outstanding communication and stakeholder engagement skillsStrong problem-solving and analytical capabilitiesProven ability to lead technical teams and influence executive stakeholdersPassion for security excellence and continuous improvement

Desirable Requirements

• Previous DV or SC clearance

Experience with defence or aerospace security programmesCISSP, CISM, CCSK or equivalent security certificationsAWS Security or Azure Security certificationsExperience with security governance and compliance frameworksKnowledge of ITAR compliance and export controlsArmed Forces or military security background

What We Offer

• Highly competitive salary and comprehensive benefits package

Enhanced pension and private medical insuranceFlexible working and professional development supportOpportunity to architect security for mission-critical defence organisations

At DXC Technology, we believe strong connections and community are key to our success. Our work model prioritizes in-person collaboration while offering flexibility to support wellbeing, productivity, individual work styles, and life circumstances. We're committed to fostering an inclusive environment where everyone can thrive.

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