Senior Security Engineer - Infrastructure & Cloud Security

BlockchainHQ; United States; On-site; USD 140,000 - 210,000; Full time

Job summary

Chainalysis is seeking a hands-on Senior Security Engineer, Infrastructure to secure and operate the cloud and Kubernetes environments supporting our HAIP and products. You’ll combine production operations with security engineering, respond to incidents, and ship guardrails via Terraform and scripting to improve reliability and safety.

Collaborate with Infrastructure Security, Platform Engineering, AI Core, and other partners to address risks at the source, automate repetitive tasks, and

Qualifications

• Production cloud infrastructure experience, preferably in AWS and Kubernetes
• Hands-on production Kubernetes experience: inspect workloads, read logs, troubleshoot failures
• Experience authoring Terraform changes deployed to production
• Production on-call or incident-response experience
• Python or similar scripting ability, familiarity with monitoring/logging tools
• Experience working with stakeholders across R&D to address security issues with urgency

Responsibilities

• Troubleshoot Kubernetes workloads and cloud services, investigating health, logs, errors, latency, and provider issues
• Ship reviewed Terraform and Kubernetes changes to strengthen HAIP and cloud security/reliability
• Improve AWS and edge/network controls (IAM, networking, secrets, encryption, logging) and reduce misconfigurations
• Use Python or similar scripting to automate operational work and drive fixes
• Participate in AI Product on-call rotation and triage production alerts and escalations

Skills

Cloud security

Kubernetes

Terraform

Python

Incident response

Git & PRs

Monitoring

Security controls

Tools

AWS

Edge/Network security

Job description

Chainalysis is seeking a hands-on Senior Security Engineer, Infrastructure to secure and operate the cloud and Kubernetes environments supporting our HAIP and products. You’ll combine production operations with security engineering, respond to incidents, and ship guardrails via Terraform and scripting to improve reliability and safety.

Collaborate with Infrastructure Security, Platform Engineering, AI Core, and other partners to address risks at the source, automate repetitive tasks, and