Description: Job Title: SLTS Lead Architect Position Number: 50489947 Job details, rate of pay etc on attachment doc. This position is for a lead architect to drive forward the high level and low level designs for the Shared Layer 3 project. The person will be responsible for producing high level, detailed and any other relevant documentation. They will be responsible for providing technical leadership and guidance. Owning any decisions until they are resolved. PRINCIPAL ACCOUNTABILITIES Act as the domain lead architect within their area (Shared layer 3 system), accountable for design integrity and secure-by-design practices. Translate business and risk requirements into secure architectural designs across IT and OT systems. Develop security architecture artefacts (e.g. threat models, design patterns, blueprints) in alignment with strategic frameworks and regulatory expectations. Support and guide projects through architecture governance and risk assessment. Provide technical leadership to less experienced architects and engineers, supporting career development and capability uplift. Collaborate across architecture, cyber, and delivery functions to ensure architectural alignment and risk mitigation. Perform security assurance activities including design reviews and architecture assessments for new and evolving solutions. Influence key design and investment decisions by providing expert-level risk insight and solution options to stakeholders. Contribute to the evolution of the Security Architecture Framework, providing insight into domain-specific trends, vulnerabilities, and technologies. Maintain current knowledge of cyber threats and security technologies within the relevant domain. Enable Skills-Based Hiring No Region try { var fgTooltip = new FG.Tooltip({ element: $('cf_descz18051517413973032789902'), text: "Geographical\x20Region" }).initialize(); } catch(err) {} Additional Details Senior Interim Hire : No Region : North West Requisition Type : 1. New Requirement Shift Working required : No Name of Nominated Worker : (No Value) Please provide any additional information specific to this role : (No Value) If any professional qualifications are required for the role, please list certificates here: : (No Value) Desired Skill 1 : TECH & DIGITAL|Architecture Desired Skill 2 : (No Value) Desired Skill 3 : (No Value) Desired Skill 4 : (No Value) Desired Skill 5 : (No Value) Are there any Health and Safety requirements or hazards associated to this role? : No If yes, please specify the Health and Safety Considerations : (No Value) Is the role in or out of scope of IR35? : Out of Scope Level of screening : SC (Security Clearance) Internal Job Title : Lead Architect Grade : (No Value) AMS Job Category : Technology|Infrastructure Architect Equivalent Permanent Grade : Sellafield (NDA SLF)|3B (Upper) Entry Armed Forces Covenant Signatory : Yes Disability Confident Level : Yes - Leader (L3) Business Unit Name Hierarchy : Sellafield|Finance & Business Support|Information Services Organisation|Information Services Organisation Business Unit Code Hierarchy : NDA SLF|SLF FB|SLF FB IS|SLF FB IS ISO