Senior Air-Gapped Kubernetes Security Engineer

Pueo Business Solutions LLC; McLean (VA); On-site; USD 120,000 - 180,000; Full time

Job summary

Pueo Business Solutions LLC seeks a Cybersecurity Engineer to design and secure air-gapped Kubernetes/OpenShift platforms in classified enclaves. The role focuses on container security, federal compliance (NIST 800-53, DISA STIGs, RMF/ATO), and automation across CI/CD and incident response.

Responsibilities include implementing admission controls, RBAC for multi-tenant environments, and reducing ATO lead times.

Qualifications

• Bachelor's degree required or equivalent in cyber security, IT, or related field.
• Experience with air-gapped and classified environments is preferred.
• Familiarity with RMF/ATO processes and federal compliance standards is desirable.

Responsibilities

• Design and secure air-gapped Kubernetes/OpenShift platforms in classified enclaves.
• Implement CI/CD security automation and evidence generation for RMF/ATO workflows.
• Lead or contribute to security initiatives across development, security, and operations teams.
• Configure and enforce zero-trust principles, RBAC, and admission controls in isolated environments.

Skills

Kubernetes

OpenShift

RKE2

RBAC

Zero Trust

Incident response

Security automation

Education

Bachelor's degree in Cyber Security, Information Technology, or related field

Tools

Trivy

Grype

Syft

Cosign

OSCAL

Job description

Pueo Business Solutions LLC seeks a Cybersecurity Engineer to design and secure air-gapped Kubernetes/OpenShift platforms in classified enclaves. The role focuses on container security, federal compliance (NIST 800-53, DISA STIGs, RMF/ATO), and automation across CI/CD and incident response.

Responsibilities include implementing admission controls, RBAC for multi-tenant environments, and reducing ATO lead times.