System Administrator 500 Inside IR35 Contract Role (6 Months) London Based / Sheffield Baed A high profiled client is seeking an experienced System Administrator to join their infrastructure team. This is a pivotal role focusing on maintaining exceptional service reliability, security, and efficiency across a complex, business-critical hybrid environment. As a System Administrator you will be the expert in providing final escalation support and performing root cause analysis for complex issues. The core focus of the role will be managing all operations and maintenance across a hybrid environment, across a hybrid setting, managing systems from foundational IaaS to platform and software services (PaaS/SaaS) alongside local infrastructure.Data resilience by implementing and testing advanced Disaster Recovery (DR) and Backup solutionscollaborating closely with managed services providers on strategic projects to drive continuous improvement.The successful candidate should have the following skillsExpertise in Windows and Linux server administration.Strong command of core networking services: DDI (DNS/DHCP), Firewalls, and VPNs.Proficiency in administering Entra ID (or similar IAM tools), Active Directory, and SSO.Demonstrated ability to drive automation using PowerShell and Infrastructure-as-Code (IaC) tools like Terraform. 500 to 550 Inside IR35 Contract Role (6 Months) London Based / Sheffield Baed If this seems of interest to you then please apply directly to the AD or se