Senior DevOps Freelance Mission - GCP / OpenShift - Freelance (M/F)

Collective.workHauts-de-SeineEURESpublished 09/16/2026
Must-have:GitGoogle CloudKubernetesCloudDevOpsCI/CDAIE-CommerceSenior
Machine translation — original language: French.Show original

Daily Rate (TJM): 650

SENIOR DEVOPS FREELANCE MISSION - GCP / OPENSHIFT

Duration: 3 years Start Date: ASAP Location: Châtillon Experience: 10 years + Remote Work: 3 days on-site / 2 days remote (non-negotiable) Sector: Retail TJM: 650€

  1. MISSION CONTEXT

As part of the reinforcement of its DevOps AI Hub, our client is looking for a DevOps Expert with strong expertise in GCP/GKE and OpenShift environments. The service provider will join the DevOps Hub and will work across the entire lifecycle of products and applications (Build, Build to Run, Run, decommissioning), in close collaboration with development, operations, infrastructure, security, and product teams.

  1. TECHNICAL ENVIRONMENT

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GCP (Expert - imperative)

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GKE / Kubernetes

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OpenShift (Expert - imperative)

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Helm (Expert - imperative)

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GitLab CI/CD (Expert - imperative)

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Ansible / Ansible Tower

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Professional English (imperative)

  1. MAIN MISSIONS

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Design, deploy, and evolve Cloud environments and application platforms

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Provide expertise on GCP, GKE/Kubernetes, and OpenShift

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Industrialize and automate build, deployment, and operations processes

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Design, maintain, and optimize GitLab CI/CD pipelines

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Implement and maintain application deployments with Helm

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Automate technical operations with Ansible / Ansible Tower

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Contribute to the standardization of DevOps practices, architectures, and components

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Support applications during the Build and Build to Run phases (operational prerequisites, production preparation, exploitability)

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Participate in the Run, maintaining operational conditions, incident resolution, and improving reliability and performance

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Contribute to the decommissioning of applications and technical components at end-of-life

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Identify automation and optimization opportunities and implement associated solutions

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Participate in the continuous improvement of the DevOps Hub's practices and standards

  1. REQUIRED PROFILE

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Senior / Expert profile, with significant experience in complex and production environments

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GCP / GKE / Kubernetes expertise

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OpenShift expertise

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Mastery of GitLab CI/CD

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Mastery of Helm

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Mastery of Ansible / Ansible Tower

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Solid experience in automation, industrialization, and operation of Cloud/Kubernetes platforms

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Good understanding of production, security, availability, and observability challenges

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True DevOps culture: Dev/Run collaboration, automation, accountability across the entire lifecycle, industrialization, continuous improvement

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Proactive, capable of identifying areas for improvement and proposing pragmatic and sustainable technical solutions

  1. ADDITIONAL SKILLS APPRECIATED

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Dynamism and autonomy

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Rigor and team spirit

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Strong analytical and problem-solving skills

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Taste for continuous improvement

  1. REQUIRED PROFILE

*

Senior / Expert profile, with significant experience in complex and production environments

*

GCP / GKE / Kubernetes expertise

*

OpenShift expertise

*

Mastery of GitLab CI/CD

*

Mastery of Helm

*

Mastery of Ansible / Ansible Tower

*

Solid experience in automation, industrialization, and operation of Cloud/Kubernetes platforms

*

Good understanding of production, security, availability, and observability challenges

*

True DevOps culture: Dev/Run collaboration, automation, accountability across the entire lifecycle, industrialization,