Brainco

Brainco

AI Infrastructure Security Engineer

San Francisco Bay Area · Senior

Sponsorship not specifiedDetected 395 days ago
PythonGoDatabricksAWSGCPCloud PlatformsKubernetesTerraformCI/CDLinuxSite Reliability EngineeringMachine LearningCybersecurityZero Trust

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odds of building a lasting career here

37Risky
Cap-exempt (no lottery)0
Sponsors this role80
Entry-level history0
PERM / green-card track0
Lottery odds40
Fits your clock70

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Employer immigration record

from this employer's Department of Labor filings

Files H-1B transfers

7 transfer filings in the last year, covering 7 workers. Median labor-condition decision: 7 days. An employer that already files transfers is one that can take over an existing H-1B.

Sourced from Department of Labor LCA, PERM and prevailing-wage disclosure data. Employer matching is by name, so figures may be split across an employer's legal entities. Absence of a filing means none appears in our copy of the data, not that none exists.

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About the role

  • As our Security Engineer, Infrastructure, you'll secure the platform layer end-to-end including cloud infrastructure, Kubernetes, identity, networking, and the systems that AI runs on.
  • You'll also be thinking a step ahead about security in an AI-native environment, where agents write code and operate inside developer and production workflows, while staying grounded in the core work of cloud, Kubernetes, identity, and networking.
  • Harden infrastructure end-to-end from cloud networking and service meshes to CI/CD pipelines and the data and model pipelines powering Brain Co's AI capabilities work.

Responsibilities

  • Brain Co. builds AI-native operating systems for large, regulated institutions.
  • Every project here ships to production and is expected to create measurable customer value and impact.
  • You'll write code, ship infrastructure, and work shoulder-to-shoulder with our infra team as a true engineering partner, not a reviewer.
  • It's a high-ownership role for someone who wants to build secure-by-default infrastructure from first principles, and grow the function as the company scales.
  • Implement Zero Trust principles and machine identity across workloads; short-lived credentials, least-privilege access, and encrypted service communication.
  • Protect customer data and the agent workloads running on our platform. Design secure execution environments and data access pathways for code and actions taken by agents on our systems.

Requirements

  • Have 5+ years of experience in security engineering, infrastructure, or SRE with hands-on experience building or securing production systems at scale.
  • Have hands-on experience with Kubernetes, container security, and Linux systems.
  • Have experience with authentication and authorization systems, secrets management, and cryptography basics.
  • Experience with ML systems or multi-tenant platform isolation.
  • Familiarity with service mesh and zero-trust architectures.
  • Proficiency in Go, Python, or a similar language for automation and tooling.

Skills

  • Are fluent in cloud security fundamentals (IAM, networking, KMS, secrets, isolation) across AWS, GCP, or Azure.

Compensation

  • Earn competitive compensation and meaningful equity in a high-growth company.

Benefits

  • Competitive salary plus equity
  • Commuter benefits
  • Medical, Dental, and Vision
  • Earn competitive compensation and meaningful equity in a high-growth company.

Company info

  • Rebuild how the world works, to make institutions work better for the people they serve.
  • ABOUT BRAIN CO.
  • Each system is built for a specific industry, powered by agents that push real workflows forward.
  • Underneath it all is Atlas, our proprietary platform that keeps customers in control, secure by design, and never locked into one model.
  • Brain Co. is entering its next phase of production deployments on a national scale with an elite team built from Palantir, Google, Meta, and Nvidia, and a growing footprint across government, insurance, health, and financial services.
  • Joining now means shaping both the company and a new category of applied AI.
  • You'll work alongside exceptional peers on some of the hardest problems in applied AI.
  • It's the kind of work you'll still be proud of in ten years from now.

This listing is sourced directly from Brainco's careers page and normalized into a canonical job model.