Salary: £? - ? per year

Requirements:

• Proven experience operating as a Security Architect or Network Security Architect within secure government or defence environments.
• Strong understanding of secure architectural principles and secure-by-design methodologies.
• Demonstrable experience producing High-Level Designs (HLDs), security design documentation, architectural decision records, technical standards, and guidance.
• Hands‑on experience conducting control mapping against recognised security frameworks.
• Ability to interpret security requirements and demonstrate how technical controls satisfy them.
• Experience supporting assurance, governance, and accreditation activities.
• Familiarity with NIST 800‑53, NCSC guidance, MOD security policies, JSP 440 principles, and defence assurance processes.
• Strong knowledge of TCP/IP, routing and switching, VLANs and segmentation, firewalls and sec...