Crédit Agricole CIB - Senior Desktop Engineer

Senior Desktop Engineer (Windows Level 3)Role Type: Permanent Location: LondonHybrid (3 days in office, 2 days remote) Working Hours: Standard week with occasional weekend workRole Overview:We are seeking a highly skilled Senior Desktop Engineer (Level 3) to join our IT End User Computing team supporting 2,000 Windows clients. You will act as the highest technical escalation point for bare-metal and VM imaging, and client-related incidents across the enterprise. This role demands a calm, structured, analytical approach to Windows design and problem-solving, deep technical expertise, and a high attention to detail.You will be responsible for resolving complex issues, driving automation, maintaining security standards, and mentoring Level 2 engineers to improve our overall service stability, functionality and security.We seek someone with exceptional ability to rapidly self-learn, research, and master emerging technologies. We value a mindset of continuous technical curiosity over static expertise.  You must be highly proficient at autonomously diagnosing and resolving issues in unfamiliar technical environments.Key Responsibilities:Technical Escalation & Incident ManagementAct as the ultimate internal escalation point for complex technical incidents.Perform deep-dive root cause analysis (RCA) for recurring or critical desktop client issues.Design and implement permanent fixes to prevent future service disruptions.Build working relationships technical colleagues and remote central engineering colleagues for strategic alignment, and with external vendors for high-level support escalations.Subject matter expert on advanced client diagnostics, with deep expertise in reading and analysing logs and dump files. You will decipher Blue Screen of Death (BSOD) root causes, identify faulty drivers, memory corruption, or conflicting software modules, and implement definitive enterprise-wide resolutions for Windows Client stability.Systems Administration & AutomationDesign procedures, processes and orchestrate operating system and core application updatesManage and optimize Active Directory (AD) directory services and Group Policies.Design and code advanced analysis and data gathering through automated scripting languages.Manage and perform comprehensive patching strategies for enterprise desktop systems.Maintain and implement security hardening policies across the Windows desktop fleet.Utilise enterprise configuration management tools to maintain baseline standards.Oversee, configure, and maintain virtual machine (VM) environments to support developers and legacy application hosting.Skills & QualificationsRequired Technical ExpertiseWindows Client: Deep, expert-level knowledge of Windows desktop operating systems.Scripting & Automation: High proficiency in scripting languages (e.g., PowerShell) for task automation.