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Sébastien MagnierSM

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About Sébastien

Passionate about customer relations and project management, my latest assignments have allowed me to implement my skills in delivery management and customer support in various forms:
- Assistance in client transformation
- Project piloting
- Process industrialization
- Support for management in their strategy (pre-sales, deployment, choice assistance, ...)
During my recent experiences, in addition to my mission and the specific context of each, I was responsible for monitoring commitments, P&L management, and team staffing (including HR follow-up).
  • French

    Native or bilingual

Can work on-site
Villeneuve-d'Ascq (up to 50km)

Experience

  • Sopra Steria – Ministère de l'intérieur
    Project Manager
    January 2024 - April 2025 (1 year and 4 months)
    • The Ministry of the Interior entrusted Sopra Steria with the maintenance and evolution of the French Schengen Information System (SIS) as well as the Central Schengen Information System (CSIS) through its BeNeLux subsidiary.
    • My mission:
    • Coordination of stakeholders from various Sopra Steria group subsidiaries
    • Harmonization of delivery processes
    • Management of activity ramp-up
    • Implementation of security for the 2024 Olympic & Paralympic Games
  • Sopra Steria – Nexity
    Delivery Manager
    January 2023 - December 2023 (1 year)
    • Sopra Steria is responsible for the scoping and implementation activities of the AVENIR program (overhaul of real estate promotion applications).
    • My mission:
    • Program management
    • Implementation of a build to run to build model
    • Management of the real estate crisis and delivery transformation
  • Sopra Steria – SNCF Réseau
    Deputy Director - Operations Manager
    January 2020 - December 2023 (4 years)
    • In this context, Sopra Steria is responsible for the maintenance and evolution of a part of the SNCF Réseau IS through the implementation of the AURORE Service Center. The Service Center's activities range from support for project brief creation to installation on non-production platforms.
    • My mission:
    • Client relationship management
    • Crisis and escalation process management
    • Harmonization of delivery processes
    • Monitoring of commercial proposals
    • Transformation of the delivery model: Paris / Lille  Lille / Spain / Paris

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Education

  • Apprenticeship MIAGE
    MIAGE en Alternance

Skill set

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