Operational Security Engineer – Openshift and Container Security – Level 4

Context: Overall objective: To support container security, Open

Shift; vulnerability analysis and management

As part of our efforts to strengthen the security of our cloud-native infrastructures, we are seeking an Open

Shift and Container Security Expert (M/F) with solid operational experience. Integrated into the Security teams, you will be the technical lead across the entire value chain: from securing the overall architecture to container runtime, including fine-grained network segmentation within clusters.

MISSIONS 1. Securing Open

Shift Clusters & the Control Plane: Deploy and enforce the least privilege model via RBAC and Security Context Constraints (SCC). Harden the configuration of nodes, IPI/UPI, and Control Plane components (etcd, API Server). Implement and manage secret rotation, certificate management, and integration with a secret manager. Ensure compliance and monitoring of the Red Hat Open

Shift CIS benchmark.2. Container Security & Dev

Sec

Ops Chain: Integrate and automate vulnerability scanning and image signing within CI/CD. Define and enforce admission rules (Validating/Mutating Webhooks, OPA/Gatekeeper, or Kyverno). Monitor runtime security (anomaly detection, suspicious behavior).3. Network Architecture & Segmentation: Design and maintain the multi-tenant network segmentation strategy (isolation of namespaces, projects, environments). Participate in the drafting of Network Policies.4. Security Maintenance (MCS) & Incident Response: Analyze Open

Shift audit logs and integrate them into the company's SIEM. Participate in the management of vulnerabilities (CVEs) affecting the platform or containerization chain. Write best practice guides for secure development and support application teams.

Key project constraint: Heterogeneous environment, on-premises and public cloud

• Container Security – Expert – Essential Open

• Application Security – Proficient – Important Dev

Sec

Ops – Proficient – Important

• Professional English (Important)

Application: CV + Cover Letter + Copy of diplomas to be sent to Founded in 2008, Kéoni Consulting is an IT consulting and engineering firm specializing in the banking, financial markets, insurance, and industrial sectors. We are the partner for major accounts in their digital transformation. We help them transform their business model, align their operational processes, select the best technologies, and mitigate and overcome the risks associated with digitalization. Kéoni Consulting helps companies to: Make a difference, Innovate and create , Reinvent their business, Satisfy customers , Gain a competitive advantage, Become the leader in their sector, Become the leader in your sector. Our activity covers the entire lifecycle of information systems (Project Management, Business Analysis Consulting, Design, Implementation, Maintenance, Production, Operation).**Job Category:*

• Digital Transformation**Job Type:*
• Full Time**Work location:*
• Europe

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