Job Description
DXC Technology is a Fortune 500 company delivering mission‑critical IT solutions globally. Our Aerospace and Defence Hub in Farnborough works on sensitive defence programmes requiring highest security standards and rigorous assurance practices.
About the Role
The Security Assurance Analyst (Joint Design Team) leads security design review, assessment, and assurance for defence and aerospace IT programmes. The role involves providing technical security guidance to joint design teams, conducting security assessments of proposed IT solutions, ensuring MOD security compliance, identifying security risks, and recommending security controls. It requires strong security knowledge, analytical capabilities, and the ability to work collaboratively with technical architects and customer teams.
Key Responsibilities
Security Design Review & Assessment
- Conduct detailed security reviews of IT architecture and design documentation
- Assess security controls and identify gaps against MOD security requirements
- Evaluate threat models and security assumptions underlying IT designs
- Review security specifications for completeness and MOD compliance
- Identify residual security risks and recommend mitigation strategies
- Support authority leads and advise third parties
MOD Compliance & Standards Verification
- Verify IT designs comply with Defence Security Policy and MOD Classification Guides
- Assess adherence to ITAR regulations and export control requirements
- Review security controls against IS1 (IS1A) and other MOD security standards
- Validate data handling and classification compliance
- Ensure personnel security and vetting requirements are addressed
Joint Design Team Collaboration
- Participate actively in joint design team meetings and architecture workshops
- Provide security input to infrastructure, network and application architecture decisions
- Review proposed solutions from a security perspective and recommend alternatives
- Challenge assumptions and help identify security risks early in design phase
- Support customer security decision‑making through technical analysis
Documentation & Reporting
- Prepare detailed security assessment reports documenting findings and recommendations
- Document security control specifications and implementation guidance
- Create security assessment matrices and compliance traceability matrices
- Provide executive summaries of security findings for stakeholder communication
- Maintain security documentation for compliance and audit purposes
Risk Analysis & Mitigation Planning
- Conduct security risk assessments using appropriate risk methodologies
- Develop risk matrices and prioritise risks based on likelihood and impact
- Recommend security controls and mitigation strategies for identified risks
- Support risk management processes and evidence gathering for MOD approval
- Track risk mitigation and provide assurance of control implementation
Security Control Validation
- Validate implementation of recommended security controls
- Review security test plans and validation approaches
- Provide assurance that security controls operate effectively
- Support security certification and accreditation activities
- Document security assurance evidence for MOD compliance
Stakeholder Communication
- Communicate security findings and recommendations clearly to technical and non‑technical stakeholders
- Facilitate security discussions between design team and customer security teams
- Explain complex security concepts in accessible language
- Support customer understanding of MOD security requirements and implications
Essential Requirements
Security Clearance
- Must hold or be eligible to obtain DV clearance – Essential
- 10 years continuous UK residency required for DV eligibility
Experience & Expertise
- Minimum 8 years’ information security experience including security assessment or assurance role
- Demonstrated experience conducting security design reviews and assessments
- Strong background in defence, aerospace or government security programmes
- Experience with security certification and accreditation processes
- Experience managing a team in a security/JDT function
- Working knowledge of IT architecture and design principles
Technical Knowledge
- Comprehensive understanding of IT security controls and security frameworks
- Strong knowledge of network, infrastructure, application and data security
- Understanding of threat modelling and risk assessment methodologies
- Familiarity with MOD security requirements, Classification Guides and security policy
- Knowledge of ITAR regulations and export control requirements
- Understanding of security standards (ISO 27001, NIST CSF, etc.)
- Practical knowledge of common IT architectures and technologies
Personal Attributes
- Strong analytical and problem‑solving skills
- Excellent leadership skills
- Excellent written and verbal communication skills
- Attention to detail with ability to identify gaps and inconsistencies
- Collaborative approach to working with architects and technical teams
- Ability to explain complex security concepts clearly
- Professional approach to challenging design decisions on security grounds
- Commitment to security excellence and MOD compliance
Desirable Requirements
- Previous DV or SC clearance
- Experience with defence or aerospace security programmes
- CISSP, CISM or equivalent security certification
- Experience with CESG or MOD security assessment methodologies
- Knowledge of Common Criteria or other formal security evaluation frameworks
- Familiarity with joint design team processes and defence programme delivery
- Background in architecture, infrastructure or systems engineering
What We Offer
- Competitive salary and benefits package
- Enhanced pension and private medical insurance
- Flexible working arrangements
- Professional development and security training support
- Opportunity to work on high‑impact defence programmes
- Exposure to cutting‑edge defence technology and security challenges
Application Process & Security Vetting
- An offer of employment is subject to satisfactory completion of background checks and security vetting
- DV clearance is essential and must be obtained prior to commencing work
- The DV process typically takes 6‑9 months
- Applicants must demonstrate 10 years continuous UK residency
- All applicants must demonstrate legitimate need for security clearance through this defence role
Equal Opportunities
DXC Technology is an equal opportunities employer committed to building diverse, inclusive teams. We welcome applications from all backgrounds and are committed to creating an inclusive recruitment process.