MOUEZ NAJAH

Senior Network & Security Engineer

Salaire / Taux journalier

Paris, France

Mobilité : France, Luxembourg, ...

Freelance, ouvert au CDI

Peut venir sur site

Expertises

Ingénierie réseauLinuxAzure ADTerraformAnsible

Langues

Français (Maternelle)Anglais (Courant)

À propos

Introduction

Network & Security Engineer with 10+ years of expertise in enterprise infrastructure and cybersecurity. Specialized in Palo Alto firewall policies, Cisco routing/switching, and Linux Red Hat administration with proven success in SOC 2 compliance, Active Directory hardening, and reducing phishing vulnerability rates. Currently delivering CCNA and cybersecurity training while providing hands-on network security solutions for enterprise clients.

Liens

Expérience de travail

Technical Trainer

Technical Trainer (FREELANCE)

janv. 2026 - Présent

10 mois

Paris/Lyon/Rennes/Aix/Marseille/Casablanca

– CCNA training and preparation: (OSPF, Frame analysis, STP, Etherchannel) – Linux administration training (Red Hat oriented): permissions, networking, security basics – Palo Alto Firewalls flows analysis and policy definitions

Network and Security Engineer

Menicon

oct. 2024 - janv. 2026

1 an 4 mois

Paris, France

– Network flows analysis and firewall rule reviews to secure application access using Palo Alto – Support on routing, switching using Cisco – Linux Red Hat patching and server hardening – Secure endpoints with Microsoft Defender – Active Directory Security Audit and Hardening

IT Consultant

GitGuardian

janv. 2024 - sept. 2024

9 mois

Paris/Boston

– Secure access design involving network flows and firewall rules – Gitlab access management using Terraform / Ansible – IAM / account provisioning using Okta – SOC 2 contribution – SIEM implementation and contribution

Senior IT Consultant

Voodoo

juil. 2023 - sept. 2023

3 mois

Paris, France

– Collaboration with security team on WAF policies and rules – Knowledge base management rework – Onelogin SSO and Duo MFA management – Simulate phishing campaigns and reduce risks – Employee training and awareness against cyberattacks

IT Consultant

Blablacar

avr. 2023 - juin 2023

3 mois

Paris, France

– Contribution to security architecture including web firewalls – Azure AD and JAMF Management – Simulate phishing campaigns and reduce risks – Okta workflow integration and audit – Employee training and awareness against cyberattacks

IT Manager

Castalie

févr. 2021 - mars 2023

2 ans 2 mois

Paris, France

– Training and awareness against cyberattacks – Cisco network implementation and maintenance – Cisco Meraki network appliances management – System Information and web servers audit – Decrease company's phishing vulnerability rate

IT Administrator

Airship

janv. 2019 - janv. 2021

2 ans 1 mois

Portland/San Francisco/London/Paris

– Contribution to firewall policy definition using Palo Alto – Cross-site network support in international environment using Cisco – Network security and ACL enforcement – JAMF administration

IT Administrator

Préfecture de Versailles

janv. 2018 - déc. 2018

1 an

Paris, France

– Captive portal, proxy and firewall/NAT configuration – Secure network access for public sector environment – Distribution network implementation using Cisco

Network Administrator

Cision

janv. 2015 - janv. 2017

2 ans 1 mois

Paris, France

– Participation in network segmentation and zoning using Pfsense – Routing and switching operations in enterprise environment using Cisco – Linux server administration using Redhat and CentOS


Formation

OPENCLASSROOMS

Bachelor, Cloud and Infrastructure

2021 - 2023

2 ans 1 mois

SCHOLANOVA PARIS

BTS SIO, Infrastructure et réseaux

2015 - 2017

2 ans 1 mois


Licences et certifications

CCNA 1, 2 & 3

Délivré le : janv. 2025

Certifié par Cisco

Ethical Hacker

Délivré le : janv. 2024

Certifié par SEELA.IO

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