Principal Security Engineer jobs in 2026 — required skills, demand trends, and top hiring cities
As of 2026-05-18, Skillenai has indexed 24 job postings with the title “Principal Security Engineer” over the past 90 days. The skill mentioned most often is threat modeling, with demand down 29% vs the prior 4 weeks.
Last updated · 90d ending 2026-05-18
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Frequently asked questions about Principal Security Engineer jobs
+How many Principal Security Engineer jobs are being posted in 2026?
Skillenai has indexed 24 job postings with the title “Principal Security Engineer” over the 90 days ending 2026-05-18, with demand down 29% vs the prior 4 weeks.
+What skills do Principal Security Engineer jobs require?
Across Principal Security Engineer postings indexed by Skillenai over the 90 days ending 2026-05-18, the skills mentioned most often are threat modeling, Cloud Security, CI/CD, automation, Kubernetes.
+Which cities are hiring the most Principal Security Engineer?
As of 2026-05-18, Principal Security Engineer postings indexed by Skillenai are concentrated in San Francisco, Boston, Cambridge, Lehi, London.
+Is Principal Security Engineer a good career path right now?
Skillenai indexes 24 Principal Security Engineer postings over the 90 days ending 2026-05-18, with demand down 29% vs the prior 4 weeks. The skill mentioned most often in Principal Security Engineer postings is threat modeling, so building it gives the strongest signal that an applicant matches the role.
+How can I track new Principal Security Engineer job postings as they’re indexed?
Skillenai sends a daily email digest of new Principal Security Engineer postings indexed across the open web. Subscribe from your account dashboard after creating a free Skillenai account.
Weekly Principal Security Engineer postings — last 90 days
Skills most often required for Principal Security Engineer
| Name | Postings | Share |
|---|---|---|
| threat modeling | 14 | 15.4% |
| Cloud Security | 9 | 9.9% |
| CI/CD | 8 | 8.8% |
| automation | 7 | 7.7% |
| Kubernetes | 6 | 6.6% |
| authentication | 6 | 6.6% |
| authorization | 6 | 6.6% |
| container security | 5 | 5.5% |
| Service meshes | 5 | 5.5% |
| key management | 5 | 5.5% |
| vulnerability management | 4 | 4.4% |
| network security | 4 | 4.4% |
| security principles | 4 | 4.4% |
| Python | 4 | 4.4% |
| security tooling | 4 | 4.4% |
Top metros hiring Principal Security Engineer
| Name | Postings | Share |
|---|---|---|
| San Francisco | 2 | 22.2% |
| Boston | 1 | 11.1% |
| Cambridge | 1 | 11.1% |
| Lehi | 1 | 11.1% |
| London | 1 | 11.1% |
| Los Angeles | 1 | 11.1% |
| Singapore | 1 | 11.1% |
| Sydney | 1 | 11.1% |
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How this was computed
Counts derive from the Skillenai jobs index over the 90 days ending 2026-05-18, matching postings whose canonical role is “Principal Security Engineer”. Pages refresh weekly (or daily for the top-50 most-posted roles).
- role
- Principal Security Engineer
- source
- Skillenai jobs index, deduplicated daily
- data_as_of
- 2026-05-18
- window_days
- 90
The demand, skills, and geo numbers on this page come from the same Skillenai labor market index that powers our API. Use it for compensation benchmarking, hiring-competition analysis, and skill-adoption tracking.
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