Our client, a prominent organisation in the Defence & Security industry, is seeking a Senior Infrastructure Engineer to join their permanent team. This role involves managing and optimising the IT infrastructure to support the critical operations within the business. Key Responsibilities: Designing, implementing, and managing IT infrastructure solutions Ensuring the stability, integrity, and efficient operation of the in-house information systems Conducting regular system performance tuning, hardware upgrades, and resource optimisation Providing technical guidance and support to internal teams and stakeholders Implementing security measures and compliance policies for IT systems Leading infrastructure projects from conception through to completion Monitoring network performance and troubleshooting issues as they arise Documenting infrastructure changes and maintaining up-to-date technical documentation Job Requirements: Extensive experience in IT infrastructure within the Defence & Security sector Strong understanding of network and server hardware, software, and virtualisation Proficiency in system and network administration, including backup and recovery processes Experience with infrastructure security and compliance best practices Exceptional problem-solving skills and ability to work under pressure Excellent communication skills and capability to collaborate effectively Relevant technical qualifications in IT or a relat...