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Philippe SebagPS

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Freelancer profile translated to English.
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About Philippe

Your interim CISO or Cyber Strategist to accelerate your secure transformation

30 years of experience in large accounts (Microsoft, Thales, Avanade, EY): I have structured SOCs/MSSPs, managed multi-million euro cyber P&Ls, supported 150+ consultants, and negotiated 20+ framework agreements (banks, energy, industry).

What I deliver concretely for YOU:

1. Strategy & Governance
- Personalized risk mapping/threat modeling
- SSI policy + NIS2/DORA/ISO27001 roadmap
- Executive Committee workshops: security as a business enabler (not a constraint)

2. Operational SOC/MSSP
- SOC/SOAR deployment: 24/7 detection/response
- Industrialization: 99.9% SLA, RTI playbooks, CTI
- Staffing/skill development (SOC analysts, pentesters)

3. Cloud & Zero Trust
- Manage Azure/AWS security (CSPM, CNAPP) with your teams
- Advanced IAM/IAG, automated cloud posture
- Secure migration without business downtime

4. Compliance & Audits
- PASSI-ANSSI, GDPR, SOC2 audits
- Account Management: steering committees, KPI reporting
- M&A due diligence preparation

5. Proven Impact
- MSSP Revenue x3 (17M€ Microsoft EMEA)
- Margin 28%, staffing 95%
- Client NPS 85%

Typical missions
- Interim CISO (6-18 months)
- MSSP offering structuring
- Cyber due diligence
- Executive Committee/team training

Terms
Daily rate €1100-1400 | Remote/Paris-EMEA | FR/EN | Immediate availability

Contact meto discuss your security posture.
Philippe Sebag| [linkedin.com/in/psebag] |
  • French

    Native or bilingual

  • English

    Fluent

Can work on-site
Paris (up to 50km)

Experience

  • EY
    Associate (Partner)
    CONSULTING AND AUDITS
    January 2024 - June 2025 (1 year and 5 months)
    Paris, France
    • Development of the 'Microsoft Cyber' offering: building a team in France, leading development in Western Europe, and managing the Microsoft partnership.
    • Management of the Microsoft Security partnership: creation of an ecosystem (joint RFI/RFP responses), workshops within the GSI program, pipeline monitoring, co-organization of events (webinars, training), support on Microsoft financing (ECIF, SOW).
    • Creation of EY offerings: internal evangelization, presentation of offerings, acculturation of partners to cybersecurity challenges and Microsoft Security solutions, and NIS2 offering with implementation support.
    • European leadership: coordination of teams (Italy, Germany, Romania, Poland, Netherlands), skills development plans (including Microsoft).
    • Cross-functional pre-sales: management of RFI/RFP responses, oral presentations, business development for large accounts and private markets in conjunction with Microsoft and EY.
    • Recruitment: building a core team of experts (identity, cloud, data protection).
    Team Management Security Awareness Training IT Strategy Offer Creation International Coordination
  • Avanade
    Senior Director – Head of Security
    CONSULTING AND AUDITS
    July 2019 - December 2023 (4 years and 5 months)
    Issy-les-Moulineaux, France
    • Structuring and growth of the security business: offerings, technical skills, recruitment, pre-sales, and business follow-up.
    • Results: +323% Revenue (Year 1), +43% (Year 2), +30% (Year 3), +40% (Year 4).
    • Pre-sales: presentation of offerings, opportunity identification, account management with Microsoft and Accenture, management of RFI/RFP responses and presentations.
    • Microsoft Security Channel: identification and management of stakeholders (GTS, MSSP programs, workshops), pipeline sharing with Security Sales Specialists, CSU/ATU coordination.
    • Accenture Security Channel: opportunity identification for Avanade (Resources & Products sectors), bi-weekly meetings, pipeline sharing.
    • Creation of a 'Cyber-Academy' with Microsoft (European scope): team grew from 15 to 50 people.
    • Offering development (data protection from 2019, SOC Sentinel, cloud posture, Active Directory security, Identity, EDR, DORA, NIS2).
    • Collaboration with European teams (COE, ITA, SAP, UK, NL, FNL) and Managed Services in India (Sentinel, EDR, data protection).
    • Communication: technical presentations (Microsoft and third parties), expert cybersecurity talks, articles, and LinkedIn posts.
    Security Awareness Training IT Strategy Leadership and Team Management Pre-sales Complex Project Management
  • CTG
    Lead Security
    CONSULTING AND AUDITS
    January 2010 - January 2019 (9 years)
    Paris, France
    • Project management within 33 healthcare facilities (WAN/LAN/Security); milestone adherence, deployments, and delivery.
    • Main projects: secure messaging MSSanté, privileged access management (CyberArk), hospital Wi-Fi redesign, GSM/4G amplification, new firewall local opening process.
    • Director of a subsidiary (Revenue €3M): managed a team of 30 people, commercial activity in a banking environment, recruitment and HR follow-up, packaged cybersecurity offerings.
    • Innovation: selected 14 Israeli cybersecurity startups and organized a multi-day mission for Société Générale for investment (technical selection and support).
    • Creation of an 'infrastructure' Business Unit (Revenue €1.5M, 10 people): defined technical/marketing/sales offering (Lync, VMware, Windows 7, AD, Exchange), partnerships (Microsoft, Polycom, AudioCodes, Jabra, Plantronics, SNOM, Arrow-ECS, VMware), and pre-sales.
    • Examples of missions: CAIXA (Cisco Wi-Fi infrastructure & security), Natixis (network and security optimization, 7 people), SGEF – Société Générale (US hosting RFI), PMU (migration of 2,500 workstations XP to Windows 7, mobility), CNP (feasibility study for 2,500 workstations), Microsoft France (OCS to Lync 2010 migration).
    Tech Lead Pre-sales IT Strategy Service Management Contracted C-Level Services

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Education

  • Networks Engineering Degree
    ESIGETEL (Graduate School of Computer Science, Engineering and Telecommunications).
    1994
    Diplôme d'ingénieur Réseaux &
  • HND in Electronics & Industrial Computing
    1991
    BTS Électronique & Informatique Industrielle.

Skill set

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