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Guillaume LetellierGL

Guillaume Letellier

Supermalter

IAM Consulting Company

€750/day
7 projects
Lille, FR
8-15 years

Average response time: 1 hour

Freelancer profile translated to English.
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About Guillaume

  • French

    Native or bilingual

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

Experience

  • United.b Group
    IAM Project Manager / IGA Architect
    September 2021 - Today (4 years and 9 months)
    Lille, France
    Context
    • 12,000+ employees
    • 6 countries
    • 7 companies (Boulanger, ElectroDepot…)
    Mission
    • Gathering functional requirements (HR, Stores, DPO, Site Security…)
    • Business process modeling
    • Modeling and industrialization of the IGA application integration process
    • Team management and budget monitoring
    • Technical integration lead
    • Defining the roadmap for integrating IGA functionalities and product
    • Support and training (tool adoption, incident resolution…)
    • Drafting and assisting PLs with IGA integration best practices
    • Defining multi-tier technical architecture
    Technologies: Ilex Meibo People Pack, Active Directory, Google Workspace, AS400, Grafana, Gitlab CI/CD
  • Marionnaud
    IGA Technical-Functional Architect
    May 2024 - Today (2 years and 1 month)
    Paris, France
    Context
    • 6,000+ employees
    Since May 2024

    • Gathering and modeling existing and target processes
    • Leading technical and functional workshops
    • Defining identity strategy
    • Integrating partner management into the IS
    • Drafting HLD/LLD
    Technologies: One Identity Manager, Active Directory, Varonis Data Privilege
  • ADEO Services
    IAM Tech Lead
    September 2020 - September 2021 (1 year)
    Lille, France
    Context
    • 200,000+ identities
    • 110 servers
    From Sep. 2020 to Sep. 2021

    • Designing Highly Available LDAP infrastructure
    • Deploying LDAP infrastructures
    • Maintenance of the group directory infrastructure (110 Servers)
    • Designing & implementing Disaster Recovery (Cloud)
    • Studying LDAP system optimization
    • Documentation and technical architecture
    Technologies: IBM ISDI/ISDS, Oracle ODSEE, Dynatrace, Kibana, RHEL

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