
MOUEZ NAJAH
Senior Network & Security Engineer
Salaire / Taux journalier
Paris, France
Mobilité : France, Luxembourg, ...
Freelance, ouvert au CDI
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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.
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
Ethical Hacker
Délivré le : janv. 2024