Senior Cloud & Kubernetes Security Engineer

Chainalysis

Massachusetts

Hybrid

USD 180,000 - 250,000

Full time

4 days ago

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Job summary

Chainalysis seeks a Senior Security Engineer, Infrastructure, to secure and operate the cloud and Kubernetes environments that support our products and Hosted AI Platform (HAIP). You’ll combine production operations with practical security engineering: responding to platform alerts, troubleshooting infrastructure, and shipping guardrails and improvements through Terraform and Kubernetes.

You’ll work closely with Infrastructure Security, Platform Engineering, AI Core, and other engineering

Qualifications

Production cloud infrastructure experience, preferably in AWS, with knowledge of IAM, networking, secrets, encryption, or logging.
Hands-on production Kubernetes experience: inspect workloads, read logs, and troubleshoot failures.
Experience authoring Terraform changes deployed to production; comfortable with Git and PRs.
Production on-call or incident-response experience, including alert investigation and clear communication.
Python or similar scripting ability, familiarity with monitoring and logging tools.
Experience collaborating with R&D and other teams to resolve security issues with urgency.

Responsibilities

Troubleshoot Kubernetes workloads and cloud services to identify root causes.
Ship reviewed Terraform and Kubernetes changes that strengthen HAIP and cloud security.
Improve AWS and edge/network controls (IAM, networking, secrets, encryption, logging, Cloudflare).
Automate operational work via scripting and drive fixes to completion.
Participate in on-call rotation; triage alerts and escalate when needed.