Chainguard
At a Glance
Chainguard is the trusted source for open source. By delivering hardened, secure, and production-ready builds of all the open source software engineers and AI agents rely on, Chainguard helps organizations build faster, stay compliant, and eliminate risk.
Our customers include Fortune 500 enterprises and global industry leaders, including Anduril, Canva, Fortinet, Hewlett Packard Enterprise, OpenAI, Snap Inc., and Snowflake.
Chainguard is venture-backed by leading investors, including Amplify, IVP, Kleiner Perkins, Lightspeed Venture Partners, Mantis VC, Redpoint Ventures, Sequoia Capital, and Spark Capital.
Principal Product Security Engineer
Location: Remote from United States, Canada, United Kingdom
The role, in a nutshell
At Chainguard, our security posture is our competitive advantage. In this principal‑level role, you will:
You’ll operate with high autonomy, working directly with engineering and product leadership to turn high‑level risk into concrete, shippable plans.
What you’ll do
What we’re looking for
Core experience
Nice to haves
We live and breathe our company values:
A few of the benefits we offer:
If your experience is close but doesn't fulfill all requirements, please apply. We're building the best team in technology and are focused on hiring "Chainguardians" with unique backgrounds, perspectives, and experiences.
Chainguard is an equal opportunity employer. We do not discriminate based upon race, religion, color, national origin, sex (including pregnancy, childbirth, reproductive health decisions, or related medical conditions), sexual orientation, gender identity, gender expression, age, status as a protected veteran, status as an individual with a disability, genetic information, political views or activity, or other applicable legally protected characteristics. We also consider qualified applicants with criminal histories, consistent with applicable federal, state and local law.
By submitting your application, you acknowledge that Chainguard will process your personal data in accordance with Chainguard's Global Candidate Privacy Notice.
©2026 Chainguard. All Rights Reserved.
Source: Chainguard careers · View original posting
Industry
computer & network security
Website
Visit →Compiled from public job postings, careers pages, and company materials. Data may not reflect current state — verify during interviews.
Security Philosophy
“Section 1 — Philosophy and priorities. Claim — Chainguard promotes a secure-by-default, developer-friendly approach intended to reduce vulnerability-remediation toil and let developers focus on shipping; “We give companies confidence in the critical open source software they deploy by providing a low-friction, developer-friendly way to consume, sign, and verify software artifacts” (Troy Scott LinkedIn, accessed).[1] Claim — The stated product philosophy is to prevent or reduce vulnerabilities upstream rather than rely solely on downstream reactive remediation; “By starting with minimal, zero-known-vulnerability images and automatically rebuilding them against the latest patches, Chainguard turns security from a reactive fire drill into a built-in feature of the software lifecycle” (Justin Segermeister LinkedIn, accessed).[2] Claim — A stated goal is reducing developer toil associated with patching and vulnerability triage; “Chainguard also backs this with SLAs to patch new vulnerabilities, taking a significant amount of toil off development teams” (Troy Scott LinkedIn, accessed).[1] Claim — Information about an internal AppSec gating policy, explicit risk-acceptance model, or formal AppSec mission statement was not publicly available in the reviewed results”
Key Initiatives
Section 3 — Programs and workflows. Security Champions program — Not found in the reviewed public results; no named program, participation model, or coverage details were identified. Shift-left in CI/CD — Chainguard publicly describes trusted CI/CD workflows and secure-by-default artifacts, but the reviewed results provide no verified details on pre-commit hooks, IDE plugins, mandatory pipeline gates, or internal CI enforcement.[3] Vulnerability management — Public descriptions emphasize minimal or zero-known-vulnerability artifacts, continuous rebuilding, SBOMs, provenance, and patching SLAs; internal intake sources, triage SLAs, ticket ownership, exception handling, and escalation procedures were not publicly available.[1][2] no verified public description of threat modeling, security design review, security sign-off, or recurring AppSec ceremonies was identified. The results include personnel updates and product positioning but no verified internal AppSec program or tool rollout
Preparing for an AppSec interview?
Get the weekly briefing 2,000+ security pros trust.
Interested in this role?
Apply on Chainguard's site