Freelancer profile translated to English.
Back to original languageAbout Mouez
Systems, Networks & Security Engineer | Cisco | Linux | Identity (AD / Entra ID)
I support teams on robust systems and network environments, with an approach focused on security, clarity, and knowledge transfer.
Profile
Systems and network engineer with several years of experience in IT infrastructure administration, security, and structuring. I work on on-premise and cloud environments, with a strong emphasis on networking, Linux, identity, and operational security.
Accustomed to working closely with teams, I enjoy sharing, guiding, and developing skills, both in project and educational contexts.
Recent Achievements:
• Active Directory / Entra ID Audit and Security (IAM, SSO, MFA)
• Deployment and hardening of Linux infrastructures (Red Hat / CentOS)
• Implementation of DLP policies and Microsoft 365 security
• Network access management and security (VLAN, routing, firewall)
• SIEM solution implementation and SOC 2 contribution
• Raising team awareness of cyber risks (phishing, best practices)
Teaching:
Technical support, step-by-step explanations, support for junior profiles and students
Services:
Systems & Network Engineering | Network Infrastructure Security | Identity & IAM | Cisco Networking | Linux | Security Audits | SOC & SIEM | Cyber Awareness | Network & Systems Training (CCNA / Linux)
Why work with me?
✓ Pragmatic and hands-on approach
✓ Clear communication, without unnecessary jargon
✓ Security vision integrated from the design phase
✓ Ability to do and to teach, to simplify complex topics
→ Available for technical or educational assignments. Quick and transparent communication.
French
Native or bilingual
English
Native or bilingual
Can work on-site
Paris (up to 50km), Lyon (up to 10km), Bordeaux (up to 10km), Lille (up to 10km), Marseille (up to 10km)
Experience
- IPSSISystems and Networks TrainerEDUCATION AND E-LEARNINGJanuary 2026 - February 2026 (1 month)Lyon, FranceTraining and technical support in Linux networks and systemsDesign and delivery of technical training courses in networking (CCNA) and Linux server administration (Red Hat) for Bachelor's degree students, with an approach focused on understanding, practice, and employability.Scope:• Training in Cisco network fundamentals (CCNA): switching, routing, VLANs, interconnection, and troubleshooting• Facilitation of practical exercises and labs focused on real-world usage (Packet Tracer, concrete scenarios)• Training in Linux server administration (Red Hat oriented)• User, group, permission, and privilege management• Network configuration under Linux (IP, routing, basic services)• Awareness of system and network security best practices• Individualized student support and answers to technical issuesApproach:• Pedagogy based on understanding concepts, not rote memorization• Situational exercises close to real professional contexts• Development of technical reasoning and diagnostic reflexes• Structured progression: concepts → practice → validation• Transmission of a culture of rigor, documentation, and best practicesTechnical Environment / Tools:Cisco Packet Tracer, Linux Red Hat / CentOS, Linux CLI, basic network services (SSH, DNS, DHCP), network and system diagnostic toolsResults:• Progressive and measurable skill development of students• Better understanding of network and system concepts• Acquisition of professional reflexes (diagnostics, methodology, security)• More autonomous students, better prepared for real technical environments
- Menicon SASNetwork & Security EngineerMEDICALNovember 2024 - January 2026 (1 year and 2 months)Paris, FranceDesign and implementation of security measures for systems, networks, and identity infrastructures in an international environment combining end-users, cloud services, and compliance constraints.Scope:• Audit and hardening of Active Directory / Microsoft Entra ID• Implementation and security of IAM / SSO mechanisms• Deployment of Microsoft 365 DLP policies to prevent data leaks• Endpoint security via Microsoft Defender• Active contribution to SOC 2 compliance requirements• Integration and exploitation of security logs (SIEM)• Continuous interaction with IT and business teamsApproach:• Analysis of existing accesses, flows, and usage• Reduction of the attack surface (identities, rights, workstations, and services)• Implementation of pragmatic and measurable security controls• Documentation and support for teams on best practicesTechnical Environment / Tools:Active Directory, Microsoft Entra ID, Microsoft Defender, Microsoft 365, DarkTraceResults:• Significant improvement in the overall security posture• Streamlined and better-controlled user access• Reduction of risks related to data leaks• Skill development of teams on security and identity topics
- GitGuardianIT ConsultantSOFTWARE PUBLISHINGJanuary 2024 - December 2024 (11 months)Paris, FranceIntervention on the assignment / security of access, identities, and cloud environments, in a context of high security and compliance requirements.Scope:• Access management and security• Automation of account and access provisioning via Terraform / Ansible• Okta implementation and administration• Endpoint management and security via Kandji MDM• Contribution to SOC 2 compliance effortsApproach:• Analysis of existing usage and access• Rationalization and security of user rights• Automation to reduce human errors• DocumentationTechnical Environment:GitLab, Okta, Terraform, Ansible, Kandji MDM, Linux, AWSResults:• Better controlled and auditable user access• Reduction of risks related to configuration errors and excessive access• More reliable and automated IAM processes• Direct contribution to achieving SOC 2 compliance objectives
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Education
- Bachelor's degree, Infrastructure & Cloud AdministratorOpenClassrooms2021Bachelor's degree, Administrateur Infrastructure & Cloud
- BTS Services Informatiques aux Organisations, Computer ScienceSchola Nova2017BTS services informatiques aux organisations, Informatique