Is the Certified Kubernetes Security Specialist (CKS) worth it? What 115 job postings say
115 open job postings from 74 employers name Certified Kubernetes Security Specialist (CKS). 27% require it; the rest list it as a nice-to-have. It's asked for most in cloud & devops jobs, where 2% of postings name it.
27% of the 115 postings that name it require it. It signals experience: 97% of the postings that state a level are senior or above.
- Employers name it
- 7424th of 40 we track
- Require it
- 27%of postings that name it
- Level
- Professionalour classification
- Exam fee
- $445official price
- Valid for
- 2 yearsthen renew
Who should take it?
Built from what the 115 postings ask for, not from opinions.
Take it if you…
- target employers that screen for it27% of the postings that name it require it
- already have years in the field97% of these postings are senior or above
Skip it (for now) if you…
- want it to land your first jobAlmost none of the postings that name it are junior or intern roles
- don't meet the requirements yetRequired: a passed CKA exam
Recognition: recognised by a narrower set of employers, 24th of 40 by the number of employers that name it (74). We can't yet measure whether Certified Kubernetes Security Specialist (CKS) gets a particular person hired: that needs outcomes from people who earned it.
How much it counts in each kind of job
Share of each job family's postings that name Certified Kubernetes Security Specialist (CKS), and how many of those require it.
Job titles
Certified Kubernetes Security Specialist (CKS) shows up most in Security Engineer, Platform Engineer and Software Engineer postings. Ranked by the number of different employers, so one big hirer can't fill the list.
| Job (level and location removed) | Employers | Postings |
|---|---|---|
| Security Engineer | 12 | 13 |
| Platform Engineer | 8 | 10 |
| Software Engineer | 7 | 9 |
| DevSecOps Engineer | 6 | 8 |
| DevOps Engineer | 5 | 7 |
| Site Reliability Engineer | 5 | 7 |
| Cloud Security Engineer | 4 | 4 |
| Cloud Platform Engineer | 3 | 3 |
Required or a plus?
How the 115 postings that name Certified Kubernetes Security Specialist (CKS) ask for it.
Who it's for: seniority
Level stated in the job title, 76 postings.
Who asks for it
Employers with the most postings
- Five9 · 6
- AnaVation · 4
- Chainguard · 4
- CoreWeave · 4
- Dark Wolf Solutions · 4
- Accenture Federal Services · 3
- Crusoe · 3
- InterSystems · 3
- Agoda · 2
- Applied Intuition · 2
Where the jobs are
45% are fully remote (of 62 postings that say).
53% of the postings are in the United States: the job boards we read lean towards US tech companies, so other markets are under-represented.
What these jobs pay
Advertised US base pay in postings that name Certified Kubernetes Security Specialist (CKS) and publish a salary range (37 postings).
Often asked for together
Other certifications named in the same postings as Certified Kubernetes Security Specialist (CKS).
Share of the postings that name Certified Kubernetes Security Specialist (CKS). Postings often list several certifications as alternatives (“CISSP, CISM or equivalent”).
Compared with similar certifications
Certified Kubernetes Administrator (CKA) is named by more employers.
| Certification | Level | Exam fee | Employers | Required | Senior or above | Junior or intern |
|---|---|---|---|---|---|---|
| Certified Kubernetes Administrator (CKA) | Associate | $445 | 140 | 23% | 96% | 0% |
| Certified Kubernetes Security Specialist (CKS) | Professional | $445 | 74 | 27% | 97% | 0% |
| Certified Kubernetes App Developer (CKAD) | Associate | $445 | 66 | 17% | 97% | 2% |
Exam and requirements
From the official CNCF pages, checked 14 November 2026. Formats change: confirm before you book.
What the exam covers
Share of the exam, from the official exam outline.
What it costs
- Exam
- $445, one retake included
Official prices only. Courses, practice tests and retakes come on top; their prices vary too much between providers to average.
Sources: Linux Foundation: CKS.
How we count
- Source. 199,799 unique open postings from company job boards on Greenhouse, Lever, Ashby, crawled November 2026.
- Named only. A posting counts when it names Certified Kubernetes Security Specialist (CKS), not the bare word “certified”. Certifications offered as a benefit (“we pay for your exam”) don't count.
- Required or a plus. Read from the section and the sentence the mention sits in.
- Checked by hand. In 150 random matches the extractor had never seen, 148 named the right certification and 147 had the right type.
- Minimum sample. Seniority, locations and pay are shown only with at least 30 postings behind them.
- Limits. A posting is what an employer asks for, not who they hire. The boards lean towards tech companies and the US.
FAQ
Is Certified Kubernetes Security Specialist (CKS) worth it in 2026?
It depends on the job you're aiming at. 74 employers name it in 115 open postings, most often in cloud & devops (2% of that family's postings). 27% require it. For those jobs it can decide whether your application gets past the first screen.
Will Certified Kubernetes Security Specialist (CKS) help me get an entry-level job?
Rarely on its own. Only 0% of the postings that name it and state a level are junior or intern roles; 97% are senior, lead or staff. Employers treat it as a mark of experience, not a way in.
How much do jobs that ask for Certified Kubernetes Security Specialist (CKS) pay?
US postings that name it and publish a salary advertise a median base pay of $184K (middle half $171K–$205K, 37 postings). That's what the jobs pay, not what the certificate adds.
Which certifications are asked for together with Certified Kubernetes Security Specialist (CKS)?
Most often Certified Kubernetes Administrator (CKA) (named in 64% of the same postings), AWS certification (any) (named in 35% of the same postings) and Certified Kubernetes App Developer (CKAD) (named in 30% of the same postings).
What is on the Certified Kubernetes Security Specialist (CKS) exam?
The official outline weights minimize microservice vulnerabilities (20%), supply chain security (20%) and monitoring, logging and runtime security (20%) most.
Does Certified Kubernetes Security Specialist (CKS) expire?
2 years.
How much does Certified Kubernetes Security Specialist (CKS) cost?
$445, one retake included, according to the official page as of 14 November 2026. Prices change, so check before you pay.
Not sure a certification is your gap?
See all 40 certifications side by side, or check the skills employers in your target role ask for.