Key Takeaways
- ✓71% of Fortune 100 use Kubernetes (CNCF Project Journey Report)
- ✓66% of generative AI organizations use Kubernetes for inference (CNCF 2025)
- ✓'Kubernetes market: $8.41 billion by 2031 (Mordor Intelligence)'
Kubernetes training for architects gives you the strategic and technical vision to design cloud-native architectures. You define technology choices and guide teams toward scalable and resilient solutions.
TL;DR: The Kubernetes path for architects combines understanding of cloud-native patterns and ability to evaluate options. According to the CNCF Project Journey Report, 71% of Fortune 100 companies use Kubernetes as their main orchestration tool.
Check the Complete Kubernetes Training Guide for an overview.
Why is Kubernetes training for architects strategic?
Kubernetes is a container orchestration system that has become the standard for cloud-native architectures. As a cloud architect, you must understand its capabilities and limitations to guide technology choices.
According to Mordor Intelligence, the Kubernetes market will grow from $2.57 billion (2025) to $8.41 billion (2031) with a 21.85% CAGR.
Key takeaway: Kubernetes is the 2nd largest open source project after Linux, with 8,012 contributing companies according to CNCF.
Key architectural decisions
As an architect, you arbitrate between:
| Decision | Options | Criteria |
|---|---|---|
| Hosting | Managed (EKS/GKE/AKS) vs Self-hosted | Control, cost, internal expertise |
| Multi-cluster | Single vs Multi-cluster | Isolation, blast radius, complexity |
| Networking | CNI, Service Mesh | Performance, observability, security |
| Storage | CSI drivers, StatefulSets | Persistence, performance, backup |
The Kubernetes comparisons and alternatives detail these options.
What's the Kubernetes training path for architects?
The architect path combines fundamentals and strategic vision.
Level 1: Fundamentals
The Kubernetes Fundamentals 1-day path covers:
- Control plane and data plane architecture
- Kubernetes objects: Pods, Deployments, Services
- Deployment patterns
- Production use cases
This day is enough to understand the vocabulary and concepts.
Level 2: Administration vision
The LFS458 training over 4 days deepens infrastructure knowledge:
- Cluster installation and configuration
- Control plane high availability
- Networking and storage
- Security and RBAC
The Kubernetes cluster administration path details these skills.
Level 3: Security
Kubernetes security becomes critical in production. Containerization best practices complement your security approach. Skills to master:
- Supply chain security
- Network policies
- Pod Security Standards
- Runtime security
Key takeaway: Security must be designed from the architecture and not added later.
Which Kubernetes architectures for which context?
Adapt the architecture to the organization's context.
Single-cluster architecture
┌─────────────────────────────────────────┐
│ Production Cluster │
│ ┌─────────┐ ┌─────────┐ ┌─────────┐ │
│ │ ns:prod │ │ns:staging│ │ ns:dev │ │
│ └─────────┘ └─────────┘ └─────────┘ │
│ │
│ Advantages: │
│ • Operational simplicity │
│ • Reduced cost │
│ • Single control plane │
└─────────────────────────────────────────┘
Suitable for organizations starting with Kubernetes.
Multi-cluster architecture
┌──────────────┐ ┌──────────────┐ ┌──────────────┐
│ Cluster Dev │ │Cluster Stage │ │ Cluster Prod │
│ │ │ │ │ │
│ Limited │ │ Testing │ │ Critical │
│ blast radius│ │ validated │ │ Production │
└──────────────┘ └──────────────┘ └──────────────┘
Advantages:
• Strong isolation between environments
• Limited blast radius
• Compliance and security
According to Spectro Cloud State of Kubernetes 2025, organizations manage an average of 20+ clusters in production.
The Kubernetes deployment and production details these strategies.
How to evaluate managed vs self-hosted Kubernetes?
Each option presents trade-offs.
| Criteria | Managed (EKS/GKE/AKS) | Self-hosted |
|---|---|---|
| Control plane | Managed by provider | To maintain |
| Cost | Management fees | Infrastructure only |
| Flexibility | Limited | Total |
| Required expertise | Moderate | High |
| Time-to-market | Fast | Longer |
According to the CNCF Annual Survey 2025, 82% of organizations run Kubernetes in production, with a majority on managed offerings.
Key takeaway: The managed vs self-hosted choice depends on internal expertise and compliance requirements.
Which architectural patterns on Kubernetes?
Kubernetes supports multiple patterns according to your needs.
Microservices
The dominant pattern for new applications:
# Service mesh for microservices
apiVersion: v1
kind: Service
metadata:
name: api-gateway
spec:
selector:
app: api-gateway
ports:
- port: 80
targetPort: 8080
AI/ML Workloads
According to CNCF 2025, 66% of organizations hosting generative AI models use Kubernetes for inference.
Stateful workloads
StatefulSets and Operators allow managing databases and stateful systems.
Take action: get trained on Kubernetes
With 71% of Fortune 100 using Kubernetes and a market projected at $8.41 billion by 2031, mastering Kubernetes becomes essential for cloud architects. Check Kubernetes CKA CKAD CKS certifications, monitoring and troubleshooting, and practical tutorials to go deeper.
Key takeaway: The fundamentals day is enough to acquire the strategic vision needed for architecture decisions.
Recommended SFEIR Institute training:
- Kubernetes Fundamentals: 1 day, strategic vision
- LFS458 Kubernetes Administration: 4 days, technical mastery
SFEIR group training entities (SFEIR SAS, SFEIR-EST) are Qualiopi certified. Contact your HR department for funding options available in your region.