> Markdown version of [/jobs/ext/1380478-security-infrastructure-engineer](https://www.wearedevelopers.com/jobs/ext/1380478-security-infrastructure-engineer). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Security Infrastructure Engineer - **Company:** Higgsfield Inc. - **Location:** San Francisco, CA, United States (Remote available) - **Experience:** Expert - **Contract:** Permanent contract - **Skills:** Amazon Web Services, Cloud Computing, Cloud Computing Security, Computer Clusters, Cyber Security, DevOps, Identity and Access Management, Network Security, Machine Learning, Network Segmentation, Software Vulnerability Management, Delivery Pipeline, Kubernetes, Machine Learning Operations, Terraform - **Published:** July 22, 2026 - **Apply:** https://www.indeed.com/viewjob?jk=e8481de3ac378ac0 ## About the Role Few people will match all of these. If you're strong on some and eager to learn the rest, apply anyway. * 7+ years in infrastructure security or security engineering, including time at a high- growth startup. * Deep hands-on experience securing a major cloud provider and a container orchestrator, managed with infrastructure-as-code (AWS, Kubernetes, Terraform). * Experience securing ML workloads - training or inference infrastructure, GPU clusters, or model-serving platforms. * Solid networking, operating systems, and cryptography fundamentals. * Strong grasp of container and infrastructure security practices and vulnerability management. * Comfortable working cross-functionally with DevOps, Engineering, and ML teams; able to independently find and close security gaps. * High agency. Nice to have * Experience with sandboxing, container isolation, or secure execution environments for untrusted code. * Experience with CSPM rollouts. * Incident response and security monitoring experience. * Familiarity with SOC 2 or similar frameworks. ## Description We're looking for a hands-on Infrastructure Security Engineer to own security across our cloud and ML infrastructure - the platform that trains our models and serves millions of generations a day. The work spans tenant isolation for user-deployed apps, GPU cluster security, and model protection from training pipeline to serving. You'll sit between Security, DevOps, and ML Engineering. You'll own both immediate implementation work and long-term operational responsibility: cloud and ML infrastructure security, vulnerability management, monitoring, and access governance. Key Responsibilities We are looking for someone with experience in scaling high-growth startups who can make an immediate impact in the following areas: Cloud & Network Security * Evaluate, implement, and maintain cloud security tooling. * Own infrastructure and container vulnerability management across our cloud environments, and drive remediation. * Design and implement network segmentation to tighten internal security boundaries. * Build centralized security monitoring across cloud infrastructure. Corporate Access Control * Own access governance and credential management across cloud and internal tooling. * Partner with Engineering, DevOps, and IT to raise identity and access management standards. Technical Leadership: * Set the technical direction for infrastructure security and lead cross-functional projects turning the standards you set into tooling and guardrails engineers actually ship with. ## Related Videos - [Infrastructure as Code: The Developer's Secret Weapon](https://www.wearedevelopers.com/videos/1221-infrastructure-as-code-the-developer-s-secret-weapon) - [From DevOps to Scaled DevOps: How We’re Rebuilding Continuous Delivery as a Platform](https://www.wearedevelopers.com/videos/100018-from-devops-to-scaled-devops-how-we-re-rebuilding-continuous-delivery-as-a-platform) - [Understanding Kubernetes in a visual way](https://www.wearedevelopers.com/videos/100085-understanding-kubernetes-in-a-visual-way) - [You can’t hack what you can’t see](https://www.wearedevelopers.com/videos/41-you-can-t-hack-what-you-can-t-see) - [DevOps Maturity Check – a way to balance autonomy and alignment](https://www.wearedevelopers.com/videos/58-devops-maturity-check-a-way-to-balance-autonomy-and-alignment) - [Implementing Feature Environments with AWS and Terraform](https://www.wearedevelopers.com/videos/531-implementing-feature-environments-with-aws-and-terraform) ## Related Articles - [9 Ways to Make Money Hacking](https://www.wearedevelopers.com/magazine/333-9-ways-to-make-money-hacking) - [How We Built a Worry-Free System That Runs for 10+ Years – And What We’d Do Again](https://www.wearedevelopers.com/magazine/751-how-we-built-a-worry-free-system-that-runs-for-10-years-and-what-we-d-do-again) - [Dev Digest 134 - Where pixels sing?](https://www.wearedevelopers.com/magazine/477-dev-digest-134-where-pixels-sing) - [Dev Digest 138 - Are you secure about this?](https://www.wearedevelopers.com/magazine/486-dev-digest-138-are-you-secure-about-this) - [7 Cloud Computing Trends Coming in 2025 for Developers](https://www.wearedevelopers.com/magazine/412-7-cloud-computing-trends-coming-in-2025-for-developers) - [Is Software Engineering Over-Saturated?](https://www.wearedevelopers.com/magazine/418-is-software-engineering-over-saturated)