OpenShift Research Expert

Keoni; Paris; Hybrid; EUR 70,000 - 100,000; Full time

Job summary

Keoni is seeking an OpenShift Research Expert to join the Development Environments Solutions team in Paris. You will provide expert OpenShift support, participate in incident resolution at Level 3, and contribute to the PaaS ecosystem through tooling and documentation.

Responsibilities include subject-matter analysis, development and testing of pipelines, internal tools, and platform user guidance for developers and environment managers. Occasional on-call support may be required.

Qualifications

• Experience with OpenShift administration and production support.
• Ability to perform incident analysis at Level 3 and participate in crisis management.
• Capability to study subjects, experiment, propose, measure solutions, and document results.

Responsibilities

• Provide OpenShift and platform support to developers and environment managers.
• Perform production support at Level 3 during incidents, potentially joining crisis teams.
• Contribute to deployment pipelines, Kubernetes templating tools, and image creation.
• Create and update core technical documentation.
• Integrate pre-existing solutions into the PaaS ecosystem.

Skills

OpenShift

Kubernetes

Jenkins

Git

Prometheus

Grafana

ArgoCD

Jira

Confluence

REST API

SOAP Web Services

Groovy (DSL: Jenkins)

bash

PowerShell

Tools

Helm

Kustomize

ExternalSecrets

Gatekeeper

Postman

Jenkins

Job description

# OpenShift Research Expert* Home* OpenShift Research Expert* July 10, 2026* 0 Comments* By Roberte OkoyaContext: In a context of increased activity, the Development Environments Solutions team is seeking an expert to provide support and consulting on Red Hat's OpenShift solution. The team is responsible for the usage and functional administration of the group's OpenShift clusters: it provides support and expertise on this solution. Responsibilities: OpenShift expertise with strong support experience to assist in its missions. Production support: Level 3 analysis and support during incidents, with the possibility of participating in crisis management teams. Subject matter analysis: Ability to take on a subject to study it, experiment with/propose/measure solutions, and document/present the results. Development and testing: Impact analysis and corrective or evolutionary maintenance on: deployment pipelines, internal tools, Kubernetes templating tools, and image creation. Platform user support: Support and guidance for PaaS platform users: developers, environment managers, middleware support, etc. Production support: Level 3 analysis and support during incidents, potentially including participation in crisis management teams. Occasional on-call production support outside of regular business hours. Subject matter analysis: Ability to take on a subject to study it, experiment with/propose/measure solutions, and document/present the results. Product integration: Integration of pre-existing technical solutions (software packages, off-the-shelf solutions) into the PaaS ecosystem. Documentation: Creation and updating of core technical documentation. Skills by technology scope: • Common Windows and Linux systems • Configuration management tools: Git • Methodologies: Scrum, Kanban • Architectures: REST API, SOAP Web Services, Cloud Native, 12-factor App • Collaboration tools: Jira, Confluence, Teams, ServiceNow • Technical tools: Jenkins, ELK, Prometheus, Grafana, AppDynamics/Dynatrace, Postman• Specific to Kubernetes : Containerization, Components, Internal Architecture, OpenShift. Specifics: Distribution: OpenShift, S2I. Tooling: Kubernetes Helm/Kustomize, Gitops/ArgoCD, ExternalSecrets, Gatekeeper. Languages: Groovy (DSL: Jenkins), bash/powershell . Databases (basic): Oracle, PostgreSQL, DB2. Application Servers (basic): Tomcat 7.x/9.x, Wildfly 18.x. HTTP Server (basic): Apache HTTP (httpd) 2.4. Networking (basic): TCP/UDP, VIP, DNS. Security (basic): SSL/TLS, Certificates/CA, OWASP. • Specific to Tools (Hecate): Front-end (Web): Web Technology: HTML, CSS, JavaScript, TypeScript. Framework: Angular. Other: Apache HTTP (httpd). • Back-end (Java) : Web Technology: JEE, JDBC, JUnit, JAXB, JAX-RS, JPA, CDI. Framework: Java JEE. PostgreSQL database, Wildfly application server , Maven manufacturing tools, CV + cover letter + copies of diplomas to be sent to [e-mail]