2nd/3rd Line Platform Engineer Position Description This role provides advanced operational support, maintenance, and development of a Secure Platform. The position involves working across a complex technical estate to ensure availability, stability, and capability enhancement of core infrastructure and services. The role is primarily based on-site in Corsham.Your future duties and responsibilities . Provide 2nd/3rd line technical support and engineering expertise for incident, problem, and change management across production and non-production environments, including out-of-hours escalation as required. . Administer and troubleshoot Windows Server platforms (AD, GPO, DNS, DHCP, IIS, clustering) in large-scale virtualised environments. . Conduct root cause analysis and resolution of complex platform issues. . Maintain and enhance automation and deployment workflows using Ansible, CI/CD pipelines (e.g. GoCD), and platform-native automation tooling. . Support Citrix and virtualised platforms such as VMware vSphere and vRealize Automation (vRA). . Support Windows-based and Linux (RHEL/CentOS/Oracle v8+9) systems, including patching and configuration management. . Monitor, maintain, and optimise system health, capacity, and performance using SCOM, Tripwire, and other enterprise monitoring and logging solutions. . Collaborate with engineering functions to deliver reliable and secure services. . Ensure systems are maintained in line with security, compliance, and accreditation ..... full job details .....