2 of 2 Red Hat Jobs in the City of London

Linux Administrator Location: London (Hybrid - 2 days in office) Permanent Availability: Immediate Joiner About the Role We're seeking a highly skilled Linux Administrator with strong Red Hat Enterprise Linux (RHEL) experience to join our infrastructure engineering team. The ideal candidate will bring hands-on expertise in system administration, automation, and virtualization, while maintaining a proactive engineering mindset … focused on continuous improvement and efficiency. Key Responsibilities Install, configure, and manage Red Hat Satellite servers. Perform server implementation, upgrades, maintenance, and monitoring across environments. Develop and maintain automation solutions using Ansible and Ansible Automation Platform (AAP). Manage and upgrade VMware environments. Troubleshoot and resolve system, platform, and network issues with minimal supervision. Apply knowledge of networking … challenge and improve existing processes, driving automation and operational excellence. Collaborate effectively with cross-functional teams and communicate clearly with technical and non-technical stakeholders. Requirements Strong experience with Red Hat Enterprise Linux (RHEL) administration. Proven expertise with Red Hat Satellite installation, configuration, and management. Hands-on experience with Ansible/AAP and Infrastructure as Code More ❯

runbooks, and handover materials. Ensure alignment with compliance, logging standards, and data governance requirements. Required Expertise & Skills Deep SME-level knowledge in: Database logging: Oracle, MSSQL Linux logging: RHEL (Red Hat), AIX (Application, Auth & Audit logs) SaaS logging: Authentication, Audit, API-level logging Strong experience with log forwarding technologies (e.g., syslog, agents, collectors). Familiarity with K8s logging … actionable detection use cases. Build and update workbooks, analytic rules, alerting logic, and hunting queries. Conduct threat modelling to identify gaps and opportunities for new detections. Partner with SOC, Red Team, and Purple Team functions to validate detection effectiveness. Perform tuning to reduce false positives and optimise alert fidelity. Maintain documentation for detection logic design, deployment, and updates. Required … Expertise & Skills Previous experience in a SOC, Red Team, or Purple Team environment. Strong understanding of detection engineering methodologies and threat-detection frameworks. Expertise working with SIEM platforms and KQL-based analytics (Microsoft Sentinel advantageous). Experience using cross-platform logs (Linux, Windows, SaaS, databases, appliances) for detection logic. Ability to create dashboards, workbooks, and visualisation artefacts to support More ❯