PKI Architect - REMOTE WORKING Must have an Active DV ClearanceJoin an elite technical team as a PKI Architect, designing and delivering secure, high-assurance cryptographic solutions for Defence and Government clients. This is a unique opportunity to apply your expertise in Public Key Infrastructure (PKI) and cryptography to protect critical national systems and enable trusted digital services.About the Role - PKI ArchitectAs a PKI Architect, you''ll play a key role in the design, integration, and delivery of secure network services from concept through to implementation.Working closely with solution architects, security architects, and project teams, you''ll define high-level and low-level PKI designs to meet stringent security standards.You''ll contribute to complex, mission-critical environments where reliability, assurance, and cryptographic integrity are paramount.What We''re Looking For - PKI ArchitectExtensive experience in PKI and Cryptography solution design, including enterprise-scale certificate management.In-depth knowledge of Microsoft Certificate Services (CA, NDES, CEP/CES, AD DS) and tools such as OpenSSL and Certutil.Expertise with Hardware Security Modules (HSMs) and Key Management Systems (KMS) - experience with Thales HSM platforms highly desirable.Advanced understanding of SSL certificate management and related life cycle processes.Experience designing PKI in cloud environments (Azure or AWS).Proven ability to produce both HLD and LLD documentation to hi