Senior Windows Systems Engineer

Join HCLTech "Certified Global Top Employer 2025"

HCLTech is a global tech company with 224,000+ 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 and Toulouse.

HCLTech France: +500 HCLTechies. Offices: Paris, Lyon, Toulouse and Blagnac.

We are seeking a
Senior Windows Systems Engineert
to join our HCLTech team at a prestigious client site in the banking sector, based in Paris.

This is a permanent, hybrid role offering the opportunity to work on-site three days per week.

Overview of the role

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.

You will be responsible for maintaining Windows Server systems, managing virtualization platforms, and safeguarding data integrity through robust backup solutions.=

Tasks and 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.

Job Requirements

+5 years of experience as a Senior Windows Systems Engineer/Administrator.

Mandatory Skills

• Windows Server (recent versions + migrations),-Active Directory (users, GPO, authentication, trusts)
• Related network services (DNS, DHCP, DFS, WSUS)
• Experience with VMware, Hyper-V
• Knowledge of Microsoft Azure (IaaS/PaaS)
• Patch management, antivirus/EDR, system hardening strategies
• Backup/restore tools (Veeam, Commvault, etc.)

Desirable skills

• Scripting & Automation: PowerShell, Deployment tools (SCCM/Intune)
• Monitoring & Operations: Monitoring tools, analyze and resolve performance issues
• Support & Incident Management: Level 2/3 ticket resolution, advanced diagnostics (logs, BSOD, perfmon, event viewer)
• Documentation & Procedures: Documenting configurations, operational procedures, and support guidelines
• Cross-Team Collaboration: Working with network, security, and application teams in ITIL environments (incident and change management)
• Technology Watch & Evolution: Migration/modernization projects, 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:

• Comprehensive benefits package.
• 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 more.