We are seeking a skilled Linux Engineer/Linux Systems Administrator to take ownership of our client''s large scale Linux environment consisting of approximately 100 Servers. This role will focus on Business-as-Usual (BAU) operations, maintenance, stability and performance, while also contributing to an ongoing infrastructure modernisation programme. This is an excellent opportunity for a technically strong Linux professional who enjoys both operational responsibility and forward-looking project work. Key Responsibilities BAU andamp; Operational Support. Administer, monitor, and maintain circa 100 Linux Servers across production and non-production environments. Perform system patching, upgrades and security hardening. Manage user access, permissions and authentication services. Troubleshoot performance issues, outages and system alerts. Maintain high availability, reliability and up time standards. Manage backups, restores and disaster recovery processesModernisation andamp; Project Work. Contribute to infrastructure improvement and automation initiatives. Support migration, consolidation or upgrade projects. Assist with cloud, virtualisation or containerisation initiatives where applicable. Identify opportunities for efficiency, performance and cost optimisationDocumentation andamp; Governance. Maintain clear technical documentation and runbooks. Follow change management and incident management processes. Work collaboratively with network, security and application ..... full job details .....