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Marina DrieuMD

Marina Drieu

Office 365 Architect

€834/day
Paris, FR
15+ years

Average response time: 1 hour

About Marina

With over 15 years of experience in IT, I am a Digital Workplace expert specializing in designing and deploying modern, secure work environments. My expertise is built on Microsoft technologies, helping businesses drive digital transformation by integrating solutions that enhance collaboration, communication, and user experience.

I design intelligent workspaces where AI and automation optimize team productivity and efficiency. At the same time, I place a strong strategic focus on cybersecurity, ensuring robust identity management, effective data governance, and compliance with regulatory requirements. My approach balances adaptability, innovation, and security, aligning with the company’s strategic goals.

My objective is to provide users with a seamless, intuitive, and secure environment while anticipating future challenges related to digital transformation and emerging threats.
  • French

    Native or bilingual

  • English

    Native or bilingual

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

Experience

  • Thales Global Services
    Senior Messaging Architect
    AVIATION AND AEROSPACE
    January 2014 - June 2016 (2 years and 6 months)
    Vélizy-Villacoublay, France
    I redesigned the global messaging infrastructure with Exchange 2016 and Skype for Business, securing external federations and collaborative exchanges. I conducted a comparative study between Skype for Business and Cisco Jabber to support unified communications strategy. I also implemented secure IP-based messaging for Thales–DGSE exchanges, and migrated Windows Server infrastructures with hardened security models.
    Microsoft Exchange Digital Workplace Strategy & Deployment Skype for Business
  • Freshfields Bruckhaus Deringer
    Senior Messaging Infrastructure Engineer
    LEGAL
    April 2013 - December 2013 (9 months)
    Paris, France
    I managed and optimized Exchange 2010, Lync 2010, Enterprise Vault, BES, and Good Mobile within a Citrix environment. I resolved complex performance and availability issues, improved backup and archiving strategies, and ensured messaging resilience. I authored Knowledge Base articles and documentation to support IT teams and standardize global processes.
    Microsoft Exchange BlackBerry
  • ADP Payroll
    Senior Messaging Infrastructure Architect
    HUMAN RESOURCES
    March 2011 - March 2013 (2 years and 1 month)
    Le Pecq, France
    I supervised the consolidation of Active Directory and messaging infrastructures across European entities, ensuring a smooth migration. I designed a Proof of Concept for Exchange 2013, optimized archiving/journaling strategies, and recommended security hardening measures for Exchange. I also defined governance rules for access management and trained local IT teams.
    Microsoft Exchange Quest

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Education

  • Maitrise Informatique
    Université Paris 8
    2006

Certifications

Skill set

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