Shaiq Jamal Zarifi
System & Network Administrator

Hi, I'm
Shaiq Jamal
Zarifi.

Administrateur Systèmes & Réseaux based in Évry (91), France. Specializing in Linux/Windows Server administration, infrastructure supervision, and IT automation.

shaiqjamal2@gmail.com +33 7 49 54 52 93 GitHub LinkedIn


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About Me

I am a dedicated System & Network Administrator with extensive experience in managing and supervising critical IT infrastructures. My expertise spans across Linux and Windows Server administration, Active Directory management, virtualization, network configuration, and automation through PowerShell scripting.

Professional Objective: To contribute to IT projects in operations, maintenance, and security — leveraging my skills in system administration, infrastructure supervision (Centreon, ManageEngine), Linux/Windows Server management, and automation.

3+
Years Experience
N2/N3
Support Level
Multi-Site
Infrastructure
1000s
Users Supported
Professional Experience
September 2024 — May 2026
System & Network Administrator
IDEX — Boulogne-Billancourt, France
  • Infrastructure supervision via Centreon and ManageEngine: servers, critical services, performance monitoring, and availability tracking.
  • Active Directory administration: user accounts, Group Policy Objects (GPO), DNS, DHCP across multi-site Windows Server environments.
  • Automated deployment of workstations and servers using MDT/WDS.
  • Task automation through PowerShell scripting for system audits, security checks, and preventive maintenance.
  • Windows/Linux log analysis for incident diagnosis and resolution.
  • N2/N3 support for thousands of users across multiple sites.
  • Infrastructure MCO (Maintenance en Condition Opérationnelle) participation.
  • Technical documentation: operational procedures and troubleshooting guides.
May 2023 — September 2024
System Administrator
IDEX — Boulogne-Billancourt, France
  • Vulnerability management: scanning, analysis, and patching for Linux/Windows systems.
  • Triage and processing of security alerts from monitoring tools.
  • Maintenance and optimization of server infrastructure.
January 2023 — May 2023
IT Support Technician
IDEX — Boulogne-Billancourt, France
  • Multi-level user support and troubleshooting.
  • Hardware/software incident diagnosis and resolution.
  • Ticket management with SLA compliance.
Technical Skills

Systems

Windows Server Active Directory DNS DHCP GPO Windows 10/11 Linux

Supervision & Monitoring

Centreon ManageEngine Zabbix Log Analysis

Virtualization

VMware ESXi Hyper-V iSCSI Storage

Networking

TCP/IP VLAN NAT VPN

Scripting & Automation

PowerShell Python Bash MDT/WDS

Security

OpenVAS Nessus System Hardening Vulnerability Management
Technical Projects

Complete Active Directory Infrastructure

Built a multi-domain Active Directory environment with comprehensive Group Policy Objects (GPO) and automation scripts for user management, security enforcement, and system administration.

Secured Apache Server

Deployed and hardened an Apache web server with SSL/TLS encryption, system hardening configurations, and integrated monitoring for performance and security tracking.

VMware ESXi Infrastructure

Designed and implemented a VMware ESXi virtualization infrastructure with iSCSI storage integration, enabling efficient resource allocation and high availability for production workloads.

Shellama — Intelligent IT Terminal

Developed Shellama, a smart terminal application for IT supervision and automation. Features real-time monitoring dashboards, automated task execution, and system health reporting.

PowerShell Automation Scripts

Created a suite of PowerShell scripts for system audits, security controls, preventive maintenance, and automated reporting — reducing manual administrative overhead significantly.

Education & Certifications
RNCP Level 5 — Senior Technician
Systems & Networks Technician (Tech. Supérieur Systèmes & Réseaux)
G2R Formation, Paris
RNCP 5 Cisco IT Essentials Cisco Networking Academy
RNCP Level 4 — Assistant Technician
IT Assistant Technician (Technicien Assistant Informatique)
Greta Massy
RNCP 4 PIX Certification Colombus
Languages
French (Français)
Native / Fluent
English
Fluent
Latest Blog Posts

Thoughts, tutorials, and insights from my IT journey.

LinuxMay 2026

Getting Started with Linux Server Administration

A beginner-friendly guide to setting up and managing your first Linux server environment.

Read more
Active DirectoryApr 2026

Building a Multi-Site Active Directory Infrastructure

How I designed and deployed AD across multiple sites with GPO automation.

Read more
PowerShellMar 2026

Automating IT Tasks with PowerShell Scripts

Practical examples of PowerShell scripts I use for system audits and maintenance.

Read more
View All Posts
Get In Touch

I'm open to opportunities in system administration, infrastructure management, and IT automation. Let's connect!

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