Location: Corsham / Hybrid We have an urgent need for a Security Infrastructure Engineer to support the Security team installing, configuring and updating servers and software components. Who will validate the engineering designs are JSP 453 compliant, providing the supporting evidence and documentation. Working with the Engineering, Design and Security teams to identify security risks, recommending mitigations and solutions. Advise on the benefits of in-service and emergent cyber security technologies, presenting recommended courses of action (CoA) and associated cost/risk analysis. Skills and Experience: Infrastructure Access control consisting of: Ubuntu and/or Linux System administration LDAP Design and Management RADIUS / TACACS configuration Significant, demonstrable, experience in providing security engineering input to the installation, configuration, maintenance, administration, and support of related or similar solutions. Significant demonstrable experience in understanding and administration of PKI Hierarchy. Demonstrable experience of security policy frameworks including, but not limited to, NIST CSF, ISO 27001 and MOD-specific concepts including MoD Secure by Design (SbD). Experience in providing security engineering input to the implementation of: Virtualisation technologies such as VMware ESXi 8 and VCentre 8. Network infrastructure such as CISCO IOS-XE, CISCO ASA, BGP, VRF/MPLS, VPN, QoS. Clear understanding of JSP 604/453 network security engineering comp