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Mehdi L.ML

Mehdi L.

IT Cybersecurity Engineer

€690/day
Pontault-Combault, FR
15+ years

Average response time: 1 hour

Freelancer profile translated to English.
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About Mehdi

Senior Cybersecurity Engineer – Endpoint & EDR Specialist

Cybersecurity consultant with over 12 years of experience in large enterprise environments (banking and air transport), I am involved in high-criticality missions related to endpoint protection and large-scale infrastructure security.

I have operated and managed security platforms covering up to 120,000 assets (workstations & servers) in demanding and highly regulated contexts. My expertise lies in the implementation, optimization, and transformation of operational security solutions.

Areas of intervention:

• Endpoint Security (Tanium, Trellix, Trend, Crowdstrike, MDE...)
• EDR / XDR & Incident Response
• Vulnerability Management
• L3 Support & Complex Incident Resolution
• Security Architecture & Technical Migrations
• Large-scale Deployments & Industrialization
• Technical Management & Team Coordination

Accustomed to high-volume environments, I intervene in both RUN phase (operational maintenance, critical incident management, continuous improvement) and project phase (migration, architecture evolution, platform transformation).

My approach is focused on risk reduction, infrastructure reliability, and operational performance. I favor pragmatic, measurable solutions adapted to business constraints.

Available for operational cybersecurity missions, L3 expertise reinforcement, Endpoint/EDR platform transformation, or technical support on complex environments.
  • French

    Native or bilingual

Can work on-site
Pontault-Combault (up to 30km)

Experience

  • METSYS
    Head of Data Security
    March 2024 - December 2024 (9 months)
    Boulogne-Billancourt, France
    Leading and developing the Data Security community within the Cybersecurity Recruitment practice.
    Recruiting consultants.
    Career monitoring.
    Building partnerships with software vendors.
    Developing Data Security & Information Protection offers.
    Performing consulting, audit, and training missions.
    Cybersecurity Data Security
  • BNP PARIBAS
    Operational Security Engineer/Team Leader
    BANKING AND INSURANCE
    May 2023 - February 2024 (10 months)
    Montreuil, France
    Team Leader: Managing 12 people.
    Organization / Planning / Roadmap / Follow-up.
    Platform Owner Tanium: Health Check / IVS / EDR / 45,000 endpoints.
    PROJECT / POC: RAS, WAS, SBOM, New INFRA, Nearshoring L2 Madrid.
    RUN: MCO, Cases, incidents, Updates.
  • SYSTEMIS Cybersécurité
    EDP/EDR Security Consultant
    February 2021 - May 2023 (2 years and 3 months)
    Paray-Vieille-Poste, France
    7 years and 3 months.
    EDP/EDR Security Consultant at AIR FRANCE KLM GROUP - February 2021 - May 2024 (3 years 4 months).
    Roadmap / change management (technology and teams).
    Engineering on the Trellix ePolicy Orchestrator solution (50,000 assets: Servers & workstations): Evolutions, Patches, Vulnerabilities.
    Engineering & Production (Crowdstrike): evolutions, deployments, configurations.
    Contribution to EPP and EDR RFP: POC, requirements, analysis of responses.
    IT Security Transformation Project (Outsourcing, training).
    EPP/EDR Migration Project: POC, Migration, Scenario, participation in Steering Committee.
    Design and Architecture of Trellix products and its security components.
    Qualification & Integration of ENS, DLP, MDE, Storage components.
    Level 3 Support.
    Vendor Support (Incidents and evolutions).

    EDP/EDR Security Consultant at BNPPARIPAS - March 2017 - February 2021 (4 years).
    Engineering & Production on the Tanium solution: evolutions, configurations, patches, deployments.
    Engineering on the McAfee ePolicy Orchestrator solution (120,000 assets: Servers & workstations): Evolutions, Patches, Vulnerabilities.
    Participation in the new workstation project (Windows 10) on the security component (Agile practice – Scrum).
    Design and Architecture of McAfee products (Legacy to Cloud Migration).
    Deployment management: HIPS, ENS, Complex Migration (+ several components).
    Qualification & Integration of ENS, DLP, MDE, Storage, ATP, TIE/DXL, FRMP components.
    Level 3 Support & Vendor Support (Incidents and evolutions).

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Education

  • DESS Mtic, Management NTIC
    University Cergy Pontoise
    2004
    DESS Mtic, Management NTIC
  • Management Information Systems
    ISIAG IUP PARIS XII IUP MIAGE,
    2003
    Informatique de gestion

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