Marie Sigier

About

Experience

• Head of Cybersecurity Operations center (SOC Orange France) - Engineering at Orange
  Aug 2024 - Present · 2 yrs

• Orange Business Services (8 yrs 2 mos)
  • Head of Security Expertise and Incubation team
    Jul 2022 - Aug 2024 · 2 yrs 2 mos

    In charge of a team of security experts working on SDWAN (multivendor), SASE for OBS customers Domain: Pre sales, engineering, development, governance and operations Scope: french and international customers

  • SDWAN Governance owner for OBS Operations
    Nov 2019 - Jun 2022 · 2 yrs 8 mos

    Since 2019, introducing a new vendor for flexible SDWAN service for OBS Operations (French and international scopes) After the delivery of several large early customers , I focus now on scaling up our incubation, the transformation of our operational teams and the alignment between entities within OBS on this service and new model.

  • Head of L2/L3 Security team
    Jul 2016 - Jun 2022 · 6 yrs

    Head of a Level 2/Level 3 support team, in charge of SaaS services (IAM/Strong authentication, DNS/Proxy, Secure content sharing) and managed security platforms (Radius, XSOAR, Vulnerability Management). Those solutions are part of Orange Cyber Defense's portfolio. Also owning our Security Nursery Governance for Orange Business Services for innovating customer requirements.

• IP/MPLS Router Technical management - French Domestic Network at Orange
  May 2008 - Jun 2016 · 8 yrs 2 mos

• Orange Business Services ()
  • National MPLS VPN backbone planning (IP architect)
    Mar 2007 - Apr 2008 · 1 yr 2 mos

  • OS Strategy owner & Project Manager
    Oct 2002 - Mar 2007 · 4 yrs 6 mos

• Network engineer at SITA
  Oct 1998 - Oct 2002 · 4 yrs 1 mo

  Title: “IP Core backbone Team” manager