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Pierre-Guillaume BuffernePB

Pierre-Guillaume Bufferne

SysOps

€650/day
Saint-Chamond, FR
15+ years

Average response time: 1 hour

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About Pierre-Guillaume

Passionate about Linux for over 20 years, I have solid expertise in systems integration and administration. I have had the opportunity to support the digital transformation of large groups such as SNCF, Casino, and CNAM. At Tessi, I implemented CI/CD pipelines, reducing deployment times, and I also implemented DevOps practices within Doxallia and SNCF with Ansible and Jenkins.
I wish to contribute to the digital transformation of companies by implementing cloud-native architectures and adopting DevOps best practices.
  • French

    Native or bilingual

Can work on-site
Saint-Chamond (up to 20km), Lyon (up to km)

Experience

  • EDF
    DevOps Engineer
    March 2025 - Today (1 year and 3 months)
    Lyon, France
    • Application containerization
    • Automation of VM deployment with Ansible on VMware
    • Environment recreation via Ansible
    • Securing solutions and presentation to ANSSI
    • Automation/scripting
    • AGILE methodology
    • Documentation
    Docker Ansible DevOps AWX AAP
  • doxio - document management system
    DevOps Engineer
    March 2024 - October 2024 (8 months)
    Saint-Etienne, France

    • Creation of templates with Packer and Cloud-init
    • Automation of VM deployment with Ansible on VMware
    • Automation of various tasks via Ansible/AWX
    • Ubuntu hardening following CIS recommendations
    • Creation of local Ubuntu repository
    • Automation/scripting
    • Documentation

    Technical environment: Linux, Ansible, Packer, IaC, vSphere, Cloud-init, AWX, Gitlab, Docker
    Ubuntu Server Ansible Linux Docker Packer
  • SNCF
    Cloud Integrator / DevOps
    March 2023 - March 2024 (1 year)
    Lyon, France

    • Application migration to the cloud
    • Continuous deployment via Jenkins
    • Updating Ansible playbooks
    • CFT expertise
    • Documentation

    Technical environment: RedHat, CFT AWS, Azure

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Education

  • RNCP Level II IT Designer-Architect, Information Systems Option
    Conservatoire National des Arts et Métiers / CNAM
    2008
  • BTS in Computer Science and Networks for Industry and Services (I.R.I.S)
    Lycée George Brassens
    2004

Skill set

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