- Company Name
- RANDSTAD SEARCH
- Job Title
- Administrateur systèmes et réseaux informatique (F/H)
- Job Description
-
Job Title: IT Systems and Network Administrator
Role Summary: Manage and secure an organization’s information system, overseeing network infrastructure, Windows servers, virtual environments, and Microsoft 365. Ensure compliance with security policies, maintain high availability, and drive continuous improvement initiatives.
Expectations: Deliver robust IT operations, uphold security standards, and support a small user base. Provide proactive recommendations for technology enhancements.
Key Responsibilities:
- Implement and enforce security policies; administer Fortinet firewalls, EDR, anti‑spam, backup, and disaster recovery (PRA).
- Design, configure, and maintain LAN/WAN, VPN, Wi‑Fi, VLANs, routers, and switches.
- Deploy, upgrade, and support Windows Server (2019‑2025) and Windows 11 workstations.
- Manage virtualization platforms (Simplexity or VMware) and Microsoft 365 (AD, GPO, PowerShell).
- Identify and propose innovative solutions to improve system performance and reliability.
- Provide limited user support, representing less than 15% of time.
Required Skills:
- Strong networking knowledge (TCP/IP, routing, switching).
- Experience with firewall management (Fortinet).
- Proficiency in Windows Server administration, Active Directory, Group Policy, and PowerShell scripting.
- Virtualization expertise (VMware, Simplivity).
- Microsoft 365/Exchange administration.
- Familiarity with backup solutions and DR planning.
- Problem‑solving, communication, and teamwork.
Required Education & Certifications:
- Bachelor’s degree in Computer Science, Information Technology, or related field.
- Relevant certifications such as CompTIA Network+, Microsoft Certified: Windows Server or Azure Administrator, Fortinet NSE, or VMware Certified Professional preferred.