System Engineer

🔵 Capitole is still growing and we want to do it with you! 🚀

We are looking for an experienced Senior Windows System Engineer - Technical Coordinator to join Capitole for one of our major clients in the financial sector in Luxembourg.

You will work in a highly secure, critical production environment, supporting and coordinating complex Windows Server infrastructures with strict SLA, security, and compliance requirements.

🤖 Responsabilities and Requirements:

• Day-to-day operations management of Windows Server infrastructure.
• Participation in ongoing and new infrastructure projects and mini-projects.
• Collaboration within a multidisciplinary technical team (Windows, VMware, applications, security, advanced troubleshooting, etc.).
• Improvement, reliability enhancement, and automation of systems.
• Handling of Level 3 support tickets.
• Documentation writing and procedural updates.
• Knowledge transfer and mentoring to Level 2 support teams.
• Coordination of inter-team tasks as required.

🛠️ Technical Requirements:

• Minimum 8 years of professional experience in IT environments
• Expertise in Windows Server (2016, 2019, 2022, 2025)
• Advanced knowledge of PowerShell (automation & scripting)
• Strong expertise in Microsoft technologies:
• Windows Failover Cluster, Active Directory, ADFS, ADCS
• Strong experience with security and cybersecurity best practices in Microsoft environments
• Experience with VMware infrastructures
• Ability to troubleshoot complex system and security-related issues
• General knowledge of Linux systems
• Experience in high-availability, financial or regulated environments
• French and English speaker

➕ Plus:

• Knowledge of Networks, DNS, Web Proxy, Firewall technologies.
• Experience with Omnissa Horizon, banking applications, MS Project

🎉 Why Capitole?

🤝 Our employees come first. We believe in a different, more human model, placing people at the center of our company.

• 📜 Permanent contract or Freelancing
• 🚗 Company car
• 🏥 Health Insurance with DKV
• 🍽️ Meal voucher
• 🏠💼 Hybrid if based in Luxembourg

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Don't hesitate to send us your profile, we are looking forward to meeting you! ☎📩