1 of 1 Remote/Hybrid High Availability Jobs in the City of Westminster

Subject Matter Expert (SME) in Windows-based enterprise infrastructures. You'll play a central role in the design, deployment, and support of high-security systems that underpin key defence and aerospace operations. This role is based full-time on site in London and requires DV clearance. What you will … such as patching, access controls, and hardening to align with compliance and internal governance. Use monitoring tools to proactively optimize system performance and ensure high availability. Create and maintain detailed technical documentation and contribute to internal knowledge sharing and mentoring. Participate in IT projects, ensuring infrastructure design meets both ...