Windows System Administrator

HCLTech is a global tech company with 225,000+ HCLTechies across 60 countries, offering digital, engineering, and cloud solutions. Serving major industries like Financial Services, Manufacturing, Healthcare, Telecom, and more, its 12-month revenue ending September 2024 was $13 billion. HCLTech France: +500 HCLTechies. Offices: Paris, Lyon, Toulouse and Blagnac. Windows System Administrator We are seeking for a Windows System Administrator to fill multiple positions to join our team at a client’s facility in Lille, Hauts-de-France, France. Work arrangement: 50% on site and 50% from home Years of experience: 5+ years Overview The role focuses on ensuring the reliability, security, and performance of Microsoft-based server environments within a dynamic IT infrastructure. The position involves both day-to-day operational management and participation in strategic projects, such as migrations and deployments. The successful candidate will be responsible for maintaining Windows Server systems, managing virtualization platforms, and safeguarding data integrity through robust backup solutions. Collaboration with various IT teams is essential to deliver consistent, high-quality services and to adapt to the evolving technology landscape. Key Responsibilities Install, configure, and administrate Windows Server operating systems and associated services (AD, DNS, DHCP, GPO, etc.). Monitor and maintain the operational condition of physical and virtual servers (VMware, Hyper‑V, or equivalents). Manage accounts and access rights via Active Directory and other directory services. Implement and monitor security policies (patch management, antivirus, system hardening, backups). Proactively monitor system performance and availability (using monitoring tools). Handle level 2/3 incidents and support requests, in collaboration with local support and other technical teams. Participate in infrastructure evolution projects, including migrations, new solution deployments, and automation (PowerShell scripts, deployment tools). Document procedures, configurations, and interventions to ensure knowledge retention. Collaborate with network, security, and application teams to ensure consistency and quality across the IT system. Contribute to technology watch to anticipate changes in the Microsoft ecosystem and propose improvements. Mandatory Skills Microsoft Ecosystem Windows Server (recent versions + migrations) Active Directory (users, GPO, authentication, trusts) Related network services (DNS, DHCP, DFS, WSUS) Experience with VMware, Hyper‑V Ideally, knowledge of Microsoft Azure (IaaS/PaaS) Security & Backup Management Patch management, antivirus/EDR, system hardening strategies Appreciated Skills Scripting & Automation PowerShell Deployment tools (SCCM/Intune) Monitoring & Operations Experience with monitoring tools Ability to analyze and resolve performance issues Level 2/3 ticket resolution Advanced diagnostics (logs, BSOD, perfmon, event viewer) Documentation & Procedures Experience documenting configurations, operational procedures, and support guidelines Working with network, security, and application teams Experience in ITIL environments (incident and change management) Technology Watch & Evolution Participation in migration/modernization projects Understanding of Agile team methodologies Ready for a new challenge? Join a friendly, multinational company offering endless opportunities in a dynamic, multicultural environment. Apply now and submit your CV in English Why become an HCLTechie? At HCLTech, we offer diverse opportunities to learn, innovate, and fast-track your career. You'll work with global clients and industry-leading experts, gaining access to mentorship and rewarding growth paths. Our people-friendly work culture fosters flexibility, leadership, and personal and professional growth, giving you the freedom to explore, experiment, and thrive. We believe in doing things differently, offering hands‑on training and coaching, and celebrating the passion and commitment of our teams. Discover the benefits of joining HCLTech: Global career opportunities and mobility. Flexible work environment supporting work‑life balance. Exciting projects and upskilling opportunities to shape your role. Total wellbeing focus: Beyond professional growth, you’ll be able to collaborate with like‑minded colleagues to drive meaningful impact through initiatives like our CSR Council, Diversity Council, Women Connect, and many moreli> #J-18808-Ljbffr