who am i

Guillaume De KOKER

SysOps Linux Engineer / IAC enthusiast

I am an experienced IT enthusiast who is driven by the eager to discover, learn and deploy new and complex technologies. I am able to help diagnostics and fix L3 incident on a wide range of infrastructure component, manage small to large project, and administer, deploy and maintains large scale system. I'm used to work with a DevOps mindset and love working with Git and CI/CD

I'm looking for a SYSOPS Linux position in a company that value the use of DevOps tool and practice. I enjoy working Ansible and Saltstack for on-premise and K8s and Terraform for Cloud-native. I'm looking for a dynamic and motivated team in an innovative company that get things done. My goal is to keep growing my skill-set by working on new technologies and deploy more reliable and automated infrastructure.

  • Name Guillaume De KOKER
  • Date of birth January, 1997
  • Address Elancourt, Yvelines, France
  • Email de.koker.guillaume@free.fr
  • Phone +33 6.17.75.53.27
  • Experience 8.8 Years

professional skills

  • Debian

  • Redhat

  • Suse

Operating system
  • Shell/Bash

  • Python

  • Jinja

Scripting
  • French

  • English (Toeic: 950)

Language

experience

SysOps/IAC Specialist – Consultant for InfroPro Digital

Mar 2023 - Current

Independently managed and modernized legacy website infrastructure. Eliminated technical debt through extensive documentation and stabilization efforts. Migrated deployment processes from SaltStack to Ansible, enhancing efficiency and reliability. Developed over a dozen custom Ansible roles to streamline operations. Trained and supported the team in navigating Ansible complexities.

Sysadmin – Webedia

Jan 2019 - Feb 2023

Administration of multiple high-traffic website, CDN and SAS. Lead tech Saltstack and IAC specialist. Deployment of brand-new infrastructure and expansion of existing one. 24/7 on-call intervention on critical component. Low-level troubleshooting and performance tuning. Security audit and threat assessment. Network management (Layer 2) on Juniper equipments.

Junior Sysadmin – Airbus Safran Launchers/Ariane Group

Sept 2016 - Jan 2019

Administration of a multi-datacenter infrastructure with around 2K server, including datacenter management, physical and virtual deployment of server, Os deployment, configuration and administration, and project integration. L2 and L3 system incident resolution in a heterogeneous environment (Suse, Redhat, Solaris/SunOS, Aix, HPUX, Windows Server). Documentation writing, stock management, CMDB management

Internship in IT Security – Silca

Apr 2016 - July 2016

My project was to write a security audit tool for local and ldap account. The tool needed to run on a stronghold, connect to every server to gather account data, and then build an audit about password security, ssh key, escalation risk... I had to work in a heterogeneous environment (Solaris, Aix, RedHat, Windows Server) and make my tool compatible with every OS.

education

Training Courses – Linux Advanced System Admin

Aug 2018

Technical Degree – Computer Science

Sept 2014 - Apr 2016

High School Diploma with honors – Science, Technology and Computer Science

July 2014

I have loved working with

Ansible logo

Ansible

Simple IT automation that ends repetitive tasks and frees up DevOps teams for more strategic work.

SaltStack logo

Saltstack

Infrastructure as code based configuration management software and remote execution engine.

High Performance Computing

HPC is the use of distributed computing facilities for solving problems that need large computing power.

Gitlab logo

Github

GitLab offers integrated continuous integration and deployment, issue tracking, and code review, providing a complete DevOps platform.

testimonials