Principal Platform EngineerOnsite - London£75,000 - £85,000 + excellent benefitsActive DV Clearance RequiredJoin a mission-critical environment where your expertise truly matters.We''re seeking a highly skilled Principal Platform Engineer to support and enhance a secure, high-performance MOD environment. This is a fantastic opportunity to work at the forefront of enterprise IT, tackling complex challenges while contributing to systems that demand the highest levels of resilience and security.You''ll be part of a collaborative, expert team where your input will shape infrastructure design, delivery, and ongoing optimisation.What You''ll Be DoingOwning and resolving complex 3rd line technical issuesDesigning, deploying, and maintaining secure Windows-based infrastructureSupporting and optimising enterprise environments across multiple technologiesImplementing security controls and ensuring compliance standards are metContributing to key infrastructure and transformation projectsKey TechnologiesWindows Server (Active Directory, GPO, DNS, DHCP)VMware (vSphere, ESXi, NSX, vSAN)MECM, SCOM andamp; endpoint management toolsIvanti (or similar endpoint control platforms)What We''re Looking ForProven experience in 3rd line support within enterprise environmentsStrong expertise across Windows infrastructure technologiesSolid understanding of virtualisation (VMware stack)Experience working in secure or MOD environmentsKnowledge of compliance frameworks such as NIST, RMADS, SyOPsA ..... full job details .....