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January 1, 0001

Vincent Gourrierec

Vincent

Address: 21 rue Pierre Curie 44600 Saint Nazaire, France

Birth Date: 14/09/1979

15 +33 6 45 55 94 31

15 contact@vincent-gou.fr

15 2 childs 20 Drive Licence B

Linux Systems Ingeener / SysOps

Freelance Professional Experience (Missions in progress)

Since January 2019

Systems Ingeener SopraSteria Division Immobilière, Nantes, 1-2 days by week, Full remote

  • Integration services for WEB and mobile add-on modules to the ERP.

  • Expertise services in performance and security on the ERP published by the company.

  • Studies and recommendations for secure and efficient architectures on heterogeneous infrastructure (IAAS, on Premise, Mixed)

  • Various workflow optimizations (Archiving, Printing, deployment).

  • Observability architecture deployment (TIK+GL stack) Telegraf / InfluxDB / Kapacitor + Grafana / Loki

  • Configuration management via node-red (Node.js)

  • Analysis, development and deployment in Centreon of ERP supervision scripts for the internal hosting service.

Tip
OpenEdge | Tomcat | Windows | Telegraf | Grafana | SSL | Nginx | InfluxDB | Centreon
Since March 2019

Linx and Web system Ingeener POLYLOGIS, Suresnes, 1-2 days by months, Full remote

  • Various infrastructure services:

    • Linux servers, security (SFTP/CHROOT/Best practices, etc.) and optimizations (teaming, firmware, storage settings (LUN/LVM, etc.)

    • Nginx Web Proxy (SSL rules and configuration)

    • Certificates, multi-certificates and domains with redirection to different web servers (Apache, IIS, NGINX)

    • Implementation stack analysis of LINUX server logs via Docker / Grafana / Loki / Promtail (SSH connections / authentication / system update / PTY and TTY commands / system errors…​)

Tip
Linux | SSl | Security | LVM | Network | Telegraf | Grafana | Loki | Nginx

Freelance Professional Experience (Missions completed)

Jully 2024 to September 2024

SYSOPS Ingeener Datalab, Paris, 2 days by week, Full remote and a few days on premise

  • Infrastructure MCO on different Datacenters (OUTSCALE)

    • Linux servers (Ubuntu)

    • Management and automation of server deployment using ansible and gitlab CI/CD

    • IT monitoring + GPUs via influxDB and Grafana + LOKI

    • user onboarding and offboarding

  • IT projects:

    • Stack VLLM creation automation (Models / API / Auth…​)

      • Job supervision / GPUS / quotas and batches

    • Automation of the creation of SSL certificates via traeffik and security

    • Implementation of Gitlab deployment pipeline to Computes on OUTSCALE

      • Computes

    • Creation of monitoring stack (Telegraf + InfluxDB + Grafana) on premise

      • Application metrics monitoring ( LLM application stack )

      • VMS OUTSCALE metrics monitoring (computes / Redis / PostgreSQL)

Tip
Debian | Gitlab | Loki | OUTSCALE | GlusterFS | Grafana | InfluxDB | Ansible | Terraform | GPU
January 2021 to June 2024

SYSOPS Ingeener Fregat for LIGHTON, Paris, Full remote and a few days on premise

  • MCO infrastructure on different Datacenters and clouds (OVH / GCP / AWS / SCaleway)

    • Linux servers (mainly Ubuntu and CentOS)

    • Management and automation of server deployment using ansible and gitlab CI/CD

    • IT supervision + GPUs via influxDB Cloud and Grafana Cloud + Graylog

    • user onboarding and offboarding

  • IT projects:

    • automation of Cluster SLURM creation on GCP

      • Build PMIX and singularity

      • Job supervision / GPUS / quotas and batches

    • Nextcloud + Collabora server migration

    • Automation of the creation of SSL certificates via traeffik and security

    • CMDB + IPAM implementation

    • Setting up Gitlab deployment pipeline to GCP *Cloud Run *Kubernetes

      • Computing

      • Secrets / Cloud SQL / Network / OS Variables…​

    • Creation of monitoring stack (Telegraf + InfluxDB + Grafana) on premise

      • Application metrics monitoring (application stack on GCP)

      • GCP metrics monitoring (computes / Kubernets / Redis / Cloud SQL / Cloud Run…​)

Tip
Debian | Gitlab | Loki | GCP | GlusterFS | Grafana | Slurm | IPA | GKE | InfluxDB | Ansible | Terraform | GPU
May 2023 to November 2023

Linux and DevOps Consultant Open IT BZH for INNEXA, Vannes, Partial remote (90%)

  • Participation in launch meetings, as technical referent (INFRA / Systems / CI/CD)

  • Infra dev security under ProxMox (SSH Proxy / Firewall / Fail2ban / Nginx)

  • Containerization and security of Axelor dev stack

  • Control and testing of Infra Axelor deployment via Gitlab pipeline

Tip
Proxmox | Gitlab | Nginx | Ssh Tunnels | Linux
April 2022 to February 2024

Grafana designer Xentara, Munich (Germany), 1-2 days by week, Full remote

  • Industry data analysis (PLC / COBOT)

  • Grafana Dashboard design with OEE / Andon needs

  • Development of InfluxDB Flux queries

  • Management of dashops dashboard multi clients / machine / template and variabilization

Tip
InfluxDB | Grafana | InfluxDB Flux | DashOps | Design
November 2022 to October 2023

Linux Ingeener ASTEK for Vecteur-Plus, Bouguenais, Partial remote (90%)

  • Administration and maintenance in operational conditions of + 50 Linux servers in support of the administrator on site.

  • Implementation of LOKI + Grafana log centralization

  • GlusterFS Cluster implementation

  • Centralized configuration management via ansible

  • Improved SSH key security

  • Versioning and centralization of administration tools under GIT

  • Management of OS versions and upgrades

Tip
Debian | Gitlab | Loki | SSH | GlusterFS | Grafana | Docker Swarm
May 2022 to Jully 2022

Grafana / Loki expert MICRODON, Paris, Full remote

  • Existing supervision analysis on GKE infrastructure (Grafana / Prometheus / Git / Terraform / PostgreSQL)

  • Loki deployment on GKE infra

  • Development and deployment of specific queries for business statistics (PostegreSQL and export)

  • Creation of Grafana dashboard and business alerts on logs (Loki) and metrics (Prometheus)

Tip
Prometheus | Loki | GCP | Grafana | GKE | SQL
February 2021 to June 2021

Private Cloud System Administration Exaegis SAS, Tours, Full remote

  • Multi-cloud technical architecture inventory (AWS / OVH / OBS)

    • Creation of server configuration extraction and inventory tools **Extracting the network config

    • Extraction of business applications

    • Extraction of security information (SSH keys, sudo updates, reboot…​)

    • CSV export of information to be updated daily

Tip
Debian | Gitlab | SSH | Bash | AWS | OVH | OBS
June 2019 to Jully 2020

Weblogic to Tomcat Migration project ASTEK for ADP, Carquefou, Partial remote (50%)

  • Analysis and management of the Weblogic applications migration project to Tomcat (technical monitoring)

    • J2EE application server migration to Tomcat (non-J2EE)

    • Migration and deployment of supervision tools, Tomcat administration

    • Monitoring and management of test and performance plans

    • Management of the development of certain functionalities (JMS, JDBC, JTA) and tests

    • Synchronization and communication between different client teams (Devs, CDP, management)

Tip
Weblogic | Tomcat | Linux | Performances | Bash | Java

Professional Experience Employee

October 2018

Monitoring System Ingeener ServicePilot, Pornichet, On premise

  • Deployment of supervision software

  • Supervision integration (SNMP/WMI/TOIP/VOIP) *Linux optimization

Tip
Linux | SNMP | Windows
December 2016 to October 2018

Systems Engineer Team Manager Sopra Steria, Nantes, Partial remote (50%)

  • Management of a team of systems engineers and management of systems projects

  • Deployment of international projects

  • Integration into DevOps team and main responsibility for subjects:

    • Supervision (Centreon)

    • Documentation (Confluence) with automation and templates

    • Automation of deployment tools (Jenkins / Ant)

  • ERP deployment (real estate and finance)

Tip
Centreon | DevOps | Docker | Oracle | API | Management
November 2010 to November 2016

Systems Ingeener CassiopaeRE, Nantes, Partial remote (25%)

  • Systems project management, study, analysis of the deployment of our solutions and documentation.

  • Installation of products published by the company (Tomcat, Weblogic, Java, Oracle and Progress technologies).

  • Migration of servers and databases (mainly to Red Hat, Windows 2008 and server virtualization via VmWare).

  • Study and implementation of performance and load scaling tools (Neoload) for Tomcat / Weblogic / Oracle ADF / WebServices application servers.

  • Implementation of supervision tool (Centreon / Nagios)

  • Technical documentation and documentation platform administration (Mediawiki / Confluence / Sphinx)

Tip
Tomcat | OpenEdge | Oracle | Weblogic | API | Centreon | Confluence
March 2010 to November 2010

UNIX Systems Ingeener Sigma, Nantes, Partial remote (20%)

  • Administration/Operation of Unix and Linux systems,

  • Administration/Operation of Oracle, Progress and PostgreSQL databases.

  • Implementation of Nagios supervision scripts.

  • Progress Sonic platform administration and optimization (ESB Flow)

Tip
Unix | Linux | Sonic ESB | Nagios | Oracle
December 2006 to March 2010

Systems Ingeener Sneda, Nantes, Partial remote (25%)

  • Preparation, installation and monitoring of IT technical installations for the assigned customer base.

  • Installation of products published by the company in client-server or third-party mode (apache, tomcat, Java, Oracle and Progress).

  • Migration of servers and databases (AIX, Red Hat, Windows 2003, Oracle 10G and OpenEdge 10, Citrix, etc.).

  • System and network audit and advice for customer base, implementation of supervision and management tools (OCSInventory/GLPI, Nagios/Centreon).

Tip
Tomcat | OpenEdge | Oracle | Windows | Citrix | Centreon | GLPI
February 2004 to December 2006

Technical Installer Reynold’s and Reynold’s, Saint Nazaire, On premise

  • Monitoring, preparation and production of a project to secure communications between the manufacturer and its dealer network (IPtables and VPN).

  • Level II Technical Support on Aix, Red Hat and the network, level II Progress OpenEdge.

  • Testing, compliance, documentation of the software under Red Hat 8.0 then under Red Hat ES 3 and production.

  • Design, installation and monitoring of multi-site network projects with France TĂ©lĂ©com and Cegetel.

  • Training of technicians in AIX and Linux systems, and in the management of computer equipment.

Tip
AIX | OpenEdge | Red Hat | Windows | Cisco | VPN | Iptables
April 2003 to February 2004

Maintenance Technician DCS Automotive, Saint Nazaire, On premise

  • Support for technical calls, level I and II support, on Windows, Aix and Linux

  • Administration of the internal IT equipment (50 stations, 10 servers).

Tip
AIX | OpenEdge | Red Hat | Unix SCO | Cisco
March 2003 to April 2003

Internship DCS Automotive, Saint Nazaire, On premise

  • End of Micro and Web Technician training course

Tip
AIX | OpenEdge | Cisco

Education and training

February 2023

Intermediate Flux and other skills. InfluxData, Online.
https://www.credly.com/badges/e9b368ac-c02c-41f1-b6be-41debba33728/public_url https://www.credly.com/users/vincent-gourrierec/badges

December 2022

DevOps Foundation Certification. DevOps Institute, Online
https://devopsinstitute.com/certifications/devops-foundation/

February 2016

Formation Administration Oracle 12G. Nantes

September 2015

Formation Administration Tomcat 8. Nantes

January 2015

Formation Administration Weblogic 10GR2. Nantes

January 2012

Certification Windows 2008 (MCITP et MCTS).AIS, Nantes

September 2011

Configuration Active Directory sous Windows 2008.AIS, Nantes

May 2011

Configuration et dépannage Infrastructure réseau Windows 2008.AIS, Nantes

June 2008

Formation Ă  la gestion de projet.ORSYS, Nantes

May 2007

Formation administration Oracle 10g.Nantes

April 2007

Formation Citrix Presentation Server 4.Nantes

April 2004

Formation Linux Red Hat.Nantes

December 2003

Formation IBM Aix 5.2. IBM, Paris

October 2002 Ă  Avril 2003

Formation Technicien Micro et Web. ENI, Nantes
Logiciels: Office, Dreamweaver, Flash, Photoshop
Langages: Visual Basic, SQL, Html, JavaScript

June 1998

Baccalauréat Série ES. Lycée Aristide Briand, Saint Nazaire
Option Anglais

Technical Skills

Linux

Very good knowledge of Red Hat Linux (4 to 8), CentOS, Debian 9 to 11 and Ubuntu environments.

  • Installation, maintenance, security and optimization of systems.

  • Network and automated installation of systems (kickstart, bootp)

UNIX

Very good knowledge of Aix 4.3 to 7.1 environments.

  • Installation, maintenance and optimization of systems

Windows

Very good knowledge of Windows 2008, 2012 and 2016.

  • Administration, maintenance and upgrade of systems

  • Active Directory administration, DNS

Virtualization

  • Very good knowledge of VMware VSphere 4 to 6.

  • Very good knowledge of Docker, Docker Swarm, ProxMox.

  • Knowledge of Kubernetes and GKE (Google Kubernetes Engine)

Cloud Providers

Very good knowledge of GCP and OVH. Good knowledge of AWS and Scaleway.

Iptables

Very good knowledge of Iptables Firewall rules, as well as connection logging (ULOGD).

SSH

Very good knowledge of SSH, key management and centralized configuration in IPA.

SSL

Good knowledge of certificates, encryption, conversion and management.

Network

  • Very good knowledge of TCP/IP protocols, network traffic analysis and supervision.

  • Good knowledge of Cisco routers and switches, configuration and security.

  • Good knowledge of VPNs and inter-site or nomadic connections, OpenVpn, wireguard.

Databases

  • Progress OpenEdge V9, V10 and V11 database administrator.

  • Oracle 10G, 11G and 12G database administrator.

  • Knowledge of MySQL and PostgreSql databases.

  • InfluxDB Administrator (TSDB)

Languages

  • Very good knowledge of shell scripts (ksh, bash) and Batch Windows.

  • Good knowledge of the HTML language, creation of server administration interfaces in PHP, good knowledge of PHP and SQL.

  • Very good knowledge of Ant (automated deployment development language).

  • Very good knowledge of YAML for Ansible / Docker / Terraform

  • Very good knowledge of JSON for API management, Infra administration, supervision.

  • InfluxDB Flux for Grafana dashboard and Time Series data analysis (TSDB)

Other skills

  • Good knowledge of VDI and home automation.

  • Good editorial quality of technical documentation and systems technical maintenance processes (recovery plans, manufacturer certifications, etc.).

  • Very good knowledge of Open Source collaboration and documentation tools (Mediawiki, Publican, DocBook, Xwiki, AsciiDoc, AsciiDoctor and Hugo)

  • Grafana Dashboard Designer (queries, UI and automation)

  • Very good knowledge of GIT (GitLab / GitHub) and CI/CD pipelines and scheduling.

Languages

English:

C1 Level

Spanish:

B1 Level

French:

Native language

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