Senior Technical Architect National Security Programme

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Senior Technical Architect National Security Programme?? Milton Keynes (Hybrid 60% onsite)?? £508.77/day PAYE or £652.82/day Umbrella?? 6 Month Contract (Potential Extension)?? SC Clearance Eligible RequiredA leading government-focused organisation is seeking a Senior Technical Architect to support the delivery of critical national security capabilities. This is a high-impact role working at the intersection of architecture, engineering, and secure government operations.The RoleYoull play a key role in shaping and delivering secure technical solutions within a complex, high-assurance environment. Acting as a bridge between stakeholders and technical teams, youll ensure solutions are robust, compliant, and aligned with strategic objectives.Key ResponsibilitiesLead technical engagement with stakeholders, translating business needs into scalable solutions Facilitate and run technical workshops with customers and delivery teams Produce and maintain high- and low-level technical designs Provide 4th line technical oversight and support for complex issues Conduct impact assessments across functional, capability, and security domains Review and govern technical changes, ensuring alignment with standards and best practices Contribute to architectural governance and support wider CTO function activities Evaluate emerging technologies and present options, including cost/benefit analysis Required ExperienceStrong background in technical architecture within secure or government environments Experience working with enterprise infrastructure and virtualised platforms Solid knowledge of: Microsoft and Linux operating systems VMware stack (vCloud Director, vSAN, NSX) Network technologies and secure architectures (e.g. SASE) High-grade encryption technologies Proven experience producing architectural documentation (HLDs, LLDs, options papers) Strong understanding of security frameworks (e.g. NCSC, NIST, CIS, Cyber Essentials) Experience managing and owning technical requirements Excellent stakeholder engagement and communication skills DesirableExperience in matrix organisations Exposure to Infrastructure as Code, containerisation, and microservices Working ArrangementsHybrid model: minimum 60% onsite in Hanslope Park Standard working week: 37.548 hours Participation in an on-call rota (additional flat-rate payments apply) Additional InformationCandidates must be British nationals and eligible for SC clearance This role falls inside IR35 Travel within Milton Keynes/London is expected within the day rate JBRP1_UKTJ
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Location:
Milton Keynes
Job Type:
FullTime

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