Global IT Systems Engineer — Windows, AD & VMware

SmartRecruiters, Inc.; Saint-Maur-des-Fossés; On-site; EUR 60,000 - 80,000; Full time

Job summary

PSI is seeking an IT Systems Engineer to join our global Infrastructure & Platform team. You will design, implement, maintain, and continuously improve infrastructure systems supporting PSI's operations worldwide.

This is a full-time position based in France, with responsibilities spanning Windows/Linux server infrastructure, AD/PKI, and enterprise email services. You will collaborate across domains and lead infrastructure projects.

Qualifications

• University degree in IT, CS or related field.
• Full professional English proficiency.
• Hands-on Windows Server and Active Directory experience.
• Experience with virtualization technologies.
• Experience with Windows and/or Linux server administration.
• Experience with PKI and email/MTA technologies.
• Experience with backup and disaster recovery solutions.
• Experience leading infrastructure projects.
• Experience with monitoring, patch management, and configuration management.
• Ability to document technical details clearly.

Responsibilities

• Design, implement, maintain, and improve Windows and Linux server infrastructure.
• Manage virtualization, storage, and backup platforms.
• Administer Windows Active Directory and PKI.
• Support enterprise apps and services on Windows and Linux, including email.
• Manage infrastructure management, monitoring, patching, and configuration services.
• Plan OS patching and infrastructure upgrades per policies.
• Lead small and medium infrastructure projects.
• Perform qualification, validation, troubleshooting, and performance optimization.
• Maintain infrastructure asset inventory, warranties, and related services.
• Coordinate with infrastructure vendors and track deliveries and contracts.
• Develop and maintain technical documentation and system standards.
• Collaborate with Network & Connectivity and Cloud & Modern Workplace teams.

Skills

Windows Server

Active Directory

Virtualization

Linux server administration

PKI

Email/MTA technologies

Backup & DR

Infrastructure projects

Monitoring & patching

Documentation

English proficiency

Education

University degree in IT/CS

Tools

VMware

Proxmox

Hyper-V

Azure

Zabbix

PowerShell

Exchange/Postfix

Veeam

Job description

PSI is seeking an IT Systems Engineer to join our global Infrastructure & Platform team. You will design, implement, maintain, and continuously improve infrastructure systems supporting PSI's operations worldwide.

This is a full-time position based in France, with responsibilities spanning Windows/Linux server infrastructure, AD/PKI, and enterprise email services. You will collaborate across domains and lead infrastructure projects.