CKACertified Kubernetes Administrator
The gold-standard hands-on credential for Kubernetes cluster admins
CertPath Score
9.1
/10
About this certification
The CKA is a performance-based, hands-on exam administered by the Linux Foundation and CNCF. Candidates work in a live terminal environment to solve real Kubernetes administration tasks — no multiple-choice. Covers cluster setup, networking, storage, security, troubleshooting, and workload management. Widely considered the most credible Kubernetes certification.
What you'll validate
- ✓Cluster architecture and installation
- ✓Workload scheduling and management
- ✓Services and networking (CNI, DNS, Ingress)
- ✓Storage (PV, PVC, StorageClass)
- ✓Security (RBAC, NetworkPolicy, certificates)
- ✓Troubleshooting cluster and application issues
- ✓Cluster maintenance and upgrades
Pros & Cons
Advantages
- +Performance-based exam — no MCQ cramming
- +Gold-standard Kubernetes credential from CNCF
- +Includes free retake
- +Extremely high ROI: significant salary uplift
Disadvantages
- −Difficult and hands-on — requires real practice
- −Expensive ($395)
- −Kubernetes knowledge evolves fast
Who it's for
Best for
- →DevOps engineers running Kubernetes in production
- →Platform engineers building internal developer platforms
- →SREs and cloud infrastructure specialists
Not ideal for
- ×Beginners with no Linux or container experience
- ×Application developers with no infra responsibilities
Career paths this unlocks
Study Guide
How to Pass the CKA (Certified Kubernetes Administrator)
The CKA is a 2-hour, fully hands-on terminal exam — no multiple choice. This guide covers the high-weight domains, the kubectl commands you need memorized, and how to practice effectively in exam conditions.
14 min read
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Jobs for CKA holders
CKA holders report $10k–$30k+ salary uplift on average.
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Quick Facts
- Exam Cost
- $395 (Includes one free retake)
- Exam Duration
- 120 minutes
- Passing Score
- 66%
- Exam Format
- Performance-Based (hands-on)
- Study Time
- ~130 hours
- Validity
- 3 years
- Salary Impact
- Strong ($10k–$30k+ uplift reported)
- Certified Globally
- 100,000+
Prerequisites
- !Linux command line proficiency
- !Basic Kubernetes familiarity recommended
Provider
Linux Foundation
Open source technology certifications including Kubernetes and Linux
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