Secure Cloud Platform Engineer (AWS & Kubernetes)

horizon3ai; United States; Remote; USD 130,000 - 180,000; Full time

Job summary

horizon3ai is seeking a Senior DevOps/Platform Engineer to build and operate secure cloud platforms that support software deployments across federal environments, including regulated workloads and classified systems. You will focus on AWS infrastructure, Kubernetes, automation, and deployment workflows to help engineering teams deliver changes reliably across the platform regions.

You will design scalable, resilient cloud-native infrastructure, improve release workflows, and implement platform

Qualifications

• Minimum 5 years in DevOps or platform engineering.
• Hands-on with AWS, Kubernetes, IaC, and CI/CD.
• Go programming experience; Python helpful.
• Able to design solutions and troubleshoot complex problems.
• Strong written and verbal communication and technical docs.
• Familiar with Terraform or Crossplane, GitLab CI, Ansible, secrets mgmt, containers, observability.

Responsibilities

• Design, deploy, and improve scalable cloud-native infrastructure.
• Enhance development and release workflows for reliable deployments.
• Create platform telemetry to monitor infrastructure support.
• Build reusable infrastructure modules across engineering teams.
• Promote infrastructure as code, platform automation, and CI/CD.
• Evaluate technologies and document platform practices and decisions.

Skills

AWS

Kubernetes

CI/CD

Infrastructure as Code

Go programming

Python familiarity

Troubleshooting

Technical documentation

Communication

Observability

Tools

Terraform

Crossplane

GitLab CI

Ansible

Secrets management

Containers

Observability tools

Job description

horizon3ai is seeking a Senior DevOps/Platform Engineer to build and operate secure cloud platforms that support software deployments across federal environments, including regulated workloads and classified systems. You will focus on AWS infrastructure, Kubernetes, automation, and deployment workflows to help engineering teams deliver changes reliably across the platform regions.

You will design scalable, resilient cloud-native infrastructure, improve release workflows, and implement platform